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HTTP (curl)

Time of First Successful Submission: 2024-11-15 19:45:05

HTTP (python)

Time of First Successful Submission: 2024-11-15 19:49:48

URL Encoding (curl)

Time of First Successful Submission: 2024-11-15 20:09:38

URL Encoding (python)

Time of First Successful Submission: 2024-11-15 20:12:40

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2024-11-15 20:27:47

HTTP GET Parameters (python)

Time of First Successful Submission: 2024-11-15 20:48:40

Multiple HTTP Parameters (python)

Time of First Successful Submission: 2024-11-15 21:42:55

Multiple Form Fields (python)

Time of First Successful Submission: 2024-11-16 04:29:12

HTTP JSON (curl)

Time of First Successful Submission: 2024-11-16 04:39:33

HTTP JSON (netcat)

Time of First Successful Submission: 2024-11-16 04:43:19

HTTP JSON (python)

Time of First Successful Submission: 2024-11-16 04:48:36

Complex HTTP JSON (curl)

Time of First Successful Submission: 2024-11-16 05:00:01

Complex HTTP JSON (netcat)

Time of First Successful Submission: 2024-11-16 05:14:19

Complex HTTP JSON (python)

Time of First Successful Submission: 2024-11-16 05:18:50

Server State (curl)

Time of First Successful Submission: 2024-11-16 05:57:43

Server State (netcat)

Time of First Successful Submission: 2024-11-16 06:02:16

Silenced Shellcode

Time of First Successful Submission: 2024-10-27 21:22:45

Shellcode Shuffle

Time of First Successful Submission: 2024-10-28 03:49:35

Shellcode Shuffle II

Time of First Successful Submission: 2024-10-28 03:57:58

Mmap Mirage (Easy)

Time of First Successful Submission: 2024-11-08 23:52:53

Mmap Mirage (Hard)

Time of First Successful Submission: 2024-11-09 01:18:47

Twisted Text (Easy)

Time of First Successful Submission: 2024-10-29 16:43:43

Twisted Text (Hard)

Time of First Successful Submission: 2024-10-29 16:47:21

Tidy Task (Easy)

Time of First Successful Submission: 2024-10-29 17:09:14

Tidy Task (Hard)

Time of First Successful Submission: 2024-10-29 17:11:46

Logical License (Easy)

Time of First Successful Submission: 2024-10-29 17:41:21

Logical License (Hard)

Time of First Successful Submission: 2024-10-29 17:44:49

Modest Mangler (Easy)

Time of First Successful Submission: 2024-10-30 16:07:01

Modest Mangler (Hard)

Time of First Successful Submission: 2024-10-30 20:37:18

This is Yancode (Easy)

Time of First Successful Submission: 2024-10-31 15:59:00

This is Yancode (Hard)

Time of First Successful Submission: 2024-10-31 16:02:56

Powered by Yancode (Easy)

Time of First Successful Submission: 2024-10-31 18:46:03

Powered by Yancode (Hard)

Time of First Successful Submission: 2024-10-31 19:27:01

Yancode Inside (Easy)

Time of First Successful Submission: 2024-10-31 20:32:04

Yancode Inside (Hard)

Time of First Successful Submission: 2024-10-31 20:51:20

Triple Dereference

Time of First Successful Submission: 2024-10-23 13:25:27

set-register

Time of First Successful Submission: 2024-10-23 14:57:29

set-multiple-registers

Time of First Successful Submission: 2024-10-23 15:04:51

add-to-register

Time of First Successful Submission: 2024-10-23 15:01:08

linear-equation-registers

Time of First Successful Submission: 2024-10-23 15:12:40

integer-division

Time of First Successful Submission: 2024-10-23 15:20:46

modulo-operation

Time of First Successful Submission: 2024-10-23 15:25:01

set-upper-byte

Time of First Successful Submission: 2024-10-23 16:59:00

efficient-modulo

Time of First Successful Submission: 2024-10-23 16:54:08

byte-extraction

Time of First Successful Submission: 2024-10-23 17:03:24

bitwise-and

Time of First Successful Submission: 2024-10-23 17:08:30

check-even

Time of First Successful Submission: 2024-10-23 18:27:00

memory-read

Time of First Successful Submission: 2024-10-23 18:47:22

memory-write

Time of First Successful Submission: 2024-10-23 18:49:11

memory-increment

Time of First Successful Submission: 2024-10-23 18:42:27

byte-access

Time of First Successful Submission: 2024-10-23 18:55:02

memory-size-access

Time of First Successful Submission: 2024-10-23 18:52:55

little-endian-write

Time of First Successful Submission: 2024-10-23 19:03:52

memory-sum

Time of First Successful Submission: 2024-10-23 19:09:35

stack-subtraction

Time of First Successful Submission: 2024-10-23 19:14:33

swap-stack-values

Time of First Successful Submission: 2024-10-23 19:18:43

average-stack-values

Time of First Successful Submission: 2024-10-23 19:24:20

absolute-jump

Time of First Successful Submission: 2024-10-23 19:26:40

relative-jump

Time of First Successful Submission: 2024-10-23 19:30:55

jump-trampoline

Time of First Successful Submission: 2024-10-23 19:33:34

conditional-jump

Time of First Successful Submission: 2024-10-23 20:38:23

indirect-jump

Time of First Successful Submission: 2024-10-23 21:35:43

average-loop

Time of First Successful Submission: 2024-10-23 22:08:39

count-non-zero

Time of First Successful Submission: 2024-10-23 22:58:53

string-lower

Time of First Successful Submission: 2024-10-24 01:37:39

most-common-byte

Time of First Successful Submission: 2024-10-25 02:29:23

Intro to Programming Languages

15 / 253 17467 / 55089

Commands

Time of First Successful Submission: 2024-10-22 17:43:12

Command Arguments

Time of First Successful Submission: 2024-10-22 17:44:21

Command History

Time of First Successful Submission: 2026-10-16 20:09:17

The Root Path

Time of First Successful Submission: 2024-10-22 17:46:43

Absolute Paths

Time of First Successful Submission: 2024-10-22 17:47:47

Changing position

Time of First Successful Submission: 2024-10-22 17:56:43

Changing to an Absolute Path

Time of First Successful Submission: 2024-10-22 17:58:03

Relative Paths

Time of First Successful Submission: 2024-10-22 18:02:05

Cat

Time of First Successful Submission: 2024-10-22 18:09:56

Ls

Time of First Successful Submission: 2024-10-22 18:14:36

Ls All

Time of First Successful Submission: 2024-10-22 18:18:30

Find

Time of First Successful Submission: 2024-10-22 18:28:35

Piping Echo

Time of First Successful Submission: 2024-10-22 19:00:01

Piping Stdout

Time of First Successful Submission: 2024-10-22 19:01:22

Piping Stdin

Time of First Successful Submission: 2024-10-22 19:08:12

Intro to Cybersecurity

183 / 183 325 / 26524

Path Traversal 1

Time of First Successful Submission: 2024-11-16 19:24:29

Path Traversal 2

Time of First Successful Submission: 2024-11-17 04:33:46

CMDi 1

Time of First Successful Submission: 2024-11-17 04:58:50

CMDi 2

Time of First Successful Submission: 2024-11-17 05:00:21

CMDi 3

Time of First Successful Submission: 2024-11-17 05:05:26

CMDi 4

Time of First Successful Submission: 2024-11-17 05:11:20

CMDi 5

Time of First Successful Submission: 2024-11-17 05:19:07

CMDi 6

Time of First Successful Submission: 2024-11-17 20:03:29

Authentication Bypass 1

Time of First Successful Submission: 2024-11-17 20:10:51

Authentication Bypass 2

Time of First Successful Submission: 2024-11-17 20:14:50

SQLi 1

Time of First Successful Submission: 2024-11-17 20:36:46

SQLi 2

Time of First Successful Submission: 2024-11-17 20:40:14

SQLi 3

Time of First Successful Submission: 2024-11-17 20:51:29

SQLi 4

Time of First Successful Submission: 2024-11-17 20:58:09

SQLi 5

Time of First Successful Submission: 2024-11-17 22:10:58

XSS 1

Time of First Successful Submission: 2024-11-18 01:26:30

XSS 2

Time of First Successful Submission: 2024-11-18 01:56:19

XSS 3

Time of First Successful Submission: 2024-11-18 02:09:08

XSS 4

Time of First Successful Submission: 2024-11-18 02:38:02

XSS 5

Time of First Successful Submission: 2024-11-19 03:51:36

XSS 6

Time of First Successful Submission: 2024-11-19 04:00:38

XSS 7

Time of First Successful Submission: 2024-11-19 04:56:06

CSRF 1

Time of First Successful Submission: 2024-11-19 16:44:39

CSRF 2

Time of First Successful Submission: 2024-11-19 16:50:15

CSRF 3

Time of First Successful Submission: 2024-11-19 20:13:49

CSRF 4

Time of First Successful Submission: 2024-11-19 20:54:47

CSRF 5

Time of First Successful Submission: 2024-11-20 20:02:18

Connect

Time of First Successful Submission: 2024-11-25 04:47:16

Send

Time of First Successful Submission: 2025-04-10 13:51:31

Shutdown

Time of First Successful Submission: 2025-04-10 13:54:25

Listen

Time of First Successful Submission: 2024-11-25 04:49:00

Scan 1

Time of First Successful Submission: 2024-11-25 05:05:36

Scan 2

Time of First Successful Submission: 2024-12-02 18:56:41

Monitor 1

Time of First Successful Submission: 2024-12-02 19:01:56

Monitor 2

Time of First Successful Submission: 2024-12-02 19:33:41

Sniffing Cookies

Time of First Successful Submission: 2025-04-10 14:07:16

Network Configuration

Time of First Successful Submission: 2024-12-02 19:39:06

Firewall 1

Time of First Successful Submission: 2025-04-10 14:12:04

Firewall 2

Time of First Successful Submission: 2025-04-10 14:14:36

Firewall 3

Time of First Successful Submission: 2025-04-10 14:17:26

Denial of Service 1

Time of First Successful Submission: 2025-04-10 14:19:11

Denial of Service 2

Time of First Successful Submission: 2025-04-10 14:33:16

Denial of Service 3

Time of First Successful Submission: 2025-04-12 01:03:50

Ethernet

Time of First Successful Submission: 2024-12-02 20:53:03

IP

Time of First Successful Submission: 2024-12-02 22:21:38

TCP

Time of First Successful Submission: 2024-12-02 22:42:09

TCP Handshake

Time of First Successful Submission: 2024-12-03 01:47:00

UDP

Time of First Successful Submission: 2025-04-10 15:00:27

UDP 2

Time of First Successful Submission: 2025-04-10 15:22:59

UDP Spoofing 1

Time of First Successful Submission: 2025-04-10 15:44:48

UDP Spoofing 2

Time of First Successful Submission: 2025-04-13 22:30:40

UDP Spoofing 3

Time of First Successful Submission: 2025-04-13 23:03:29

UDP Spoofing 4

Time of First Successful Submission: 2025-04-13 23:37:17

ARP

Time of First Successful Submission: 2024-12-03 02:10:29

Intercept

Time of First Successful Submission: 2024-12-03 02:47:43

Man-in-the-Middle

Time of First Successful Submission: 2024-12-03 05:17:23

XOR

Time of First Successful Submission: 2024-11-20 20:41:41

XORing Hex

Time of First Successful Submission: 2024-11-21 16:02:24

XORing ASCII

Time of First Successful Submission: 2024-11-21 18:20:50

XORing ASCII Strings

Time of First Successful Submission: 2024-11-21 18:45:00

One-time Pad

Time of First Successful Submission: 2024-11-21 19:11:26

One-time Pad Tampering

Time of First Successful Submission: 2025-06-02 19:56:43

Many-time Pad

Time of First Successful Submission: 2024-11-21 19:36:48

AES

Time of First Successful Submission: 2024-11-21 20:29:28

AES-ECB-CPA

Time of First Successful Submission: 2024-12-03 19:06:26

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-05-07 13:49:20

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2024-12-03 22:08:58

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2024-12-03 22:47:17

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2024-12-10 19:00:09

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2024-12-10 20:20:08

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2024-12-11 21:07:49

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2024-12-16 01:35:31

AES-CBC

Time of First Successful Submission: 2024-12-16 20:57:52

AES-CBC Tampering

Time of First Successful Submission: 2024-12-16 21:50:52

AES-CBC Resizing

Time of First Successful Submission: 2024-12-16 21:54:51

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-05-12 20:08:38

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-05-12 21:19:48

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-05-13 03:30:52

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-05-17 03:39:04

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-10-07 12:50:24

DHKE

Time of First Successful Submission: 2025-05-13 14:36:04

DHKE-to-AES

Time of First Successful Submission: 2025-05-13 15:35:29

RSA 1

Time of First Successful Submission: 2025-05-13 16:35:01

RSA 2

Time of First Successful Submission: 2025-05-13 17:51:15

RSA 3

Time of First Successful Submission: 2025-05-14 19:57:34

RSA 4

Time of First Successful Submission: 2025-05-14 21:50:32

RSA Signatures

Time of First Successful Submission: 2025-05-14 02:44:42

SHA 1

Time of First Successful Submission: 2025-05-14 13:55:28

SHA 2

Time of First Successful Submission: 2025-05-14 18:00:37

TLS 1

Time of First Successful Submission: 2025-05-15 02:03:36

TLS 2

Time of First Successful Submission: 2025-05-16 16:15:09

level1

Time of First Successful Submission: 2025-04-11 18:40:19

level2

Time of First Successful Submission: 2025-04-11 18:52:21

level3

Time of First Successful Submission: 2025-04-11 20:03:13

level4

Time of First Successful Submission: 2025-04-11 20:05:36

level5

Time of First Successful Submission: 2025-04-11 20:16:16

level6

Time of First Successful Submission: 2025-04-11 20:21:39

level7

Time of First Successful Submission: 2025-04-11 20:22:38

level8

Time of First Successful Submission: 2025-04-11 20:24:19

level9

Time of First Successful Submission: 2025-04-11 20:25:22

level10

Time of First Successful Submission: 2025-04-11 20:26:57

level11

Time of First Successful Submission: 2025-04-12 01:21:16

level12

Time of First Successful Submission: 2025-04-12 01:23:16

level13

Time of First Successful Submission: 2025-04-12 01:24:41

level14

Time of First Successful Submission: 2025-04-12 01:26:05

level15

Time of First Successful Submission: 2025-04-12 01:28:25

level16

Time of First Successful Submission: 2025-04-12 01:32:57

level17

Time of First Successful Submission: 2025-04-12 14:25:13

level18

Time of First Successful Submission: 2025-04-13 04:05:09

level19

Time of First Successful Submission: 2025-04-13 04:44:07

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-04-13 23:43:59

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-04-13 23:51:53

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-01-22 01:53:47

Reading Endianness (Python)

Time of First Successful Submission: 2025-04-13 23:56:11

Reading Endianness (C)

Time of First Successful Submission: 2025-04-13 23:58:28

Reading Endianness (x86)

Time of First Successful Submission: 2025-01-22 02:00:15

Version Information (Python)

Time of First Successful Submission: 2025-04-14 00:03:51

Version Information (C)

Time of First Successful Submission: 2025-04-14 00:06:49

Version Information (x86)

Time of First Successful Submission: 2025-01-22 02:30:20

Metadata and Data (Python)

Time of First Successful Submission: 2025-04-14 00:14:03

Metadata and Data (C)

Time of First Successful Submission: 2025-04-14 00:19:32

Metadata and Data (x86)

Time of First Successful Submission: 2025-01-22 05:14:42

Input Restrictions (Python)

Time of First Successful Submission: 2025-04-14 00:23:50

Input Restrictions (C)

Time of First Successful Submission: 2025-04-14 00:30:46

Input Restrictions (x86)

Time of First Successful Submission: 2025-01-22 05:28:28

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-04-14 01:36:38

Behold the cIMG! (C)

Time of First Successful Submission: 2025-04-14 01:34:16

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-01-22 05:42:59

A Basic cIMG (Python)

Time of First Successful Submission: 2025-04-14 02:57:11

A Basic cIMG (C)

Time of First Successful Submission: 2025-04-14 02:51:14

A Basic cIMG (x86)

Time of First Successful Submission: 2025-01-22 23:22:41

Internal State Mini (C)

Time of First Successful Submission: 2025-04-14 16:00:16

Internal State Mini (x86)

Time of First Successful Submission: 2025-04-14 18:43:36

Internal State (C)

Time of First Successful Submission: 2025-04-15 00:04:39

Internal State (x86)

Time of First Successful Submission: 2025-01-27 02:39:41

File Formats: Directives (C)

Time of First Successful Submission: 2025-04-20 19:06:00

File Formats: Directives (x86)

Time of First Successful Submission: 2025-01-29 03:59:11

The Patch Directive

Time of First Successful Submission: 2025-04-21 05:13:55

Optimizing for Space

Time of First Successful Submission: 2025-04-21 16:19:17

Tweaking Images

Time of First Successful Submission: 2025-04-21 19:46:10

Storage and Retrieval

Time of First Successful Submission: 2025-04-25 03:29:51

Extracting Knowledge

Time of First Successful Submission: 2025-04-25 14:59:34

Advanced Sprites

Time of First Successful Submission: 2025-04-29 16:32:08

Accessing Resources

Time of First Successful Submission: 2025-05-06 15:41:41

Unsafe Animations

Time of First Successful Submission: 2025-05-06 19:21:37

Animations

Time of First Successful Submission: 2025-05-06 21:58:20

Interoperability: Patching Data

Time of First Successful Submission: 2025-05-06 23:01:26

Patching Code

Time of First Successful Submission: 2025-05-06 23:35:30

Patching Control Flow

Time of First Successful Submission: 2025-05-06 23:56:25

Your First Overflow (easy)

Time of First Successful Submission: 2024-11-07 03:39:37

Your First Overflow (hard)

Time of First Successful Submission: 2024-11-07 04:53:54

Precision (easy)

Time of First Successful Submission: 2024-11-20 20:15:48

Precision (hard)

Time of First Successful Submission: 2024-11-20 20:23:41

Variable Control (easy)

Time of First Successful Submission: 2024-11-07 05:09:50

Variable Control (hard)

Time of First Successful Submission: 2024-11-07 05:20:51

Control Hijack (easy)

Time of First Successful Submission: 2024-11-07 21:56:17

Control Hijack (hard)

Time of First Successful Submission: 2024-11-07 22:00:52

Tricky Control Hijack (easy)

Time of First Successful Submission: 2024-11-08 00:24:08

Tricky Control Hijack (hard)

Time of First Successful Submission: 2024-11-08 03:47:48

PIEs (easy)

Time of First Successful Submission: 2024-11-08 04:08:33

PIEs (hard)

Time of First Successful Submission: 2024-11-08 04:18:09

String Lengths (easy)

Time of First Successful Submission: 2024-11-08 18:08:32

String Lengths (hard)

Time of First Successful Submission: 2024-11-08 18:17:32

Basic Shellcode

Time of First Successful Submission: 2024-10-27 19:05:01

NOP Sleds

Time of First Successful Submission: 2024-10-27 19:28:35

NULL-Free Shellcode

Time of First Successful Submission: 2024-10-27 19:55:55

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2024-11-11 00:19:16

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2024-11-11 00:26:05

Hijack to Shellcode (easy)

Time of First Successful Submission: 2024-11-11 01:41:02

Hijack to Shellcode (hard)

Time of First Successful Submission: 2024-11-11 02:02:54

ECB-to-Win (easy)

Time of First Successful Submission: 2025-06-16 01:42:46

ECB-to-Win (hard)

Time of First Successful Submission: 2025-06-16 01:48:36

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-06-16 22:00:53

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-06-16 22:50:48

CIMG Screenshots

Time of First Successful Submission: 2025-06-25 18:59:13

CIMG Screenshots 2

Time of First Successful Submission: 2025-06-26 02:07:02

Wily Webserver

Time of First Successful Submission: 2025-06-26 16:13:26

The Watering Hole

Time of First Successful Submission: 2025-07-10 04:45:19

Secure Chat 1

Time of First Successful Submission: 2025-07-19 01:30:17

Secure Chat 2

Time of First Successful Submission: 2025-10-08 22:29:16

Secure Chat 3

Time of First Successful Submission: 2025-10-22 04:36:19

Secure Chat 4

Time of First Successful Submission: 2025-10-23 01:34:22

Secure Chat 5

Time of First Successful Submission: 2026-10-27 17:38:25

Program Security

144 / 159 310 / 11030

ello ackers!

Time of First Successful Submission: 2024-10-27 20:20:05

Syscall Smuggler

Time of First Successful Submission: 2024-10-27 21:06:43

Syscall Shenanigans

Time of First Successful Submission: 2024-10-27 21:10:59

Byte Budget

Time of First Successful Submission: 2024-10-28 02:04:50

ClobberCode

Time of First Successful Submission: 2024-10-28 03:04:10

Diverse Delivery

Time of First Successful Submission: 2024-10-28 04:17:19

Pocket Payload

Time of First Successful Submission: 2024-10-28 04:27:26

Micro Menace

Time of First Successful Submission: 2024-10-28 19:04:11

Login Leakage (Easy)

Time of First Successful Submission: 2025-08-22 18:48:01

Login Leakage (Hard)

Time of First Successful Submission: 2025-08-22 19:04:24

Bounds Breaker (Easy)

Time of First Successful Submission: 2024-11-07 22:10:53

Bounds Breaker (Hard)

Time of First Successful Submission: 2024-11-07 22:17:31

Casting Catastrophe (Easy)

Time of First Successful Submission: 2024-11-07 22:48:16

Casting Catastrophe (Hard)

Time of First Successful Submission: 2024-11-07 22:50:34

Pointer Problems (Easy)

Time of First Successful Submission: 2025-08-22 20:13:27

Pointer Problems (Hard)

Time of First Successful Submission: 2025-08-22 20:22:45

Anomalous Array (Easy)

Time of First Successful Submission: 2025-08-22 22:00:43

Anomalous Array (Hard)

Time of First Successful Submission: 2025-08-22 22:12:40

Now you got it (Easy)

Time of First Successful Submission: 2025-08-23 01:16:16

Now you got it (Hard)

Time of First Successful Submission: 2025-08-23 02:05:41

Loop Lunacy (Easy)

Time of First Successful Submission: 2024-11-08 21:05:38

Loop Lunacy (Hard)

Time of First Successful Submission: 2024-11-08 21:23:36

Nosy Neighbor (Easy)

Time of First Successful Submission: 2024-11-08 21:49:11

Nosy Neighbor (Hard)

Time of First Successful Submission: 2024-11-08 21:53:26

Recursive Ruin (Easy)

Time of First Successful Submission: 2024-11-09 04:29:46

Recursive Ruin (Hard)

Time of First Successful Submission: 2024-11-09 05:42:13

Lingering Leftover (Easy)

Time of First Successful Submission: 2024-11-09 22:53:10

Lingering Leftover (Hard)

Time of First Successful Submission: 2024-11-09 23:01:28

Latent Leak (Easy)

Time of First Successful Submission: 2024-11-09 23:58:13

Latent Leak (Hard)

Time of First Successful Submission: 2024-11-10 00:48:29

Fork Foolery (Easy)

Time of First Successful Submission: 2024-11-10 04:24:42

Fork Foolery (Hard)

Time of First Successful Submission: 2024-11-10 04:54:00

Canary Conundrum (Easy)

Time of First Successful Submission: 2024-11-11 17:40:33

Canary Conundrum (Hard)

Time of First Successful Submission: 2024-11-11 18:23:13

A Crafty Clobber (Easy)

Time of First Successful Submission: 2025-09-04 19:05:08

A Crafty Clobber (Hard)

Time of First Successful Submission: 2025-09-09 14:08:20

Can It Fizz?

Time of First Successful Submission: 2025-09-09 21:07:59

Does It Buzz?

Time of First Successful Submission: 2025-10-01 18:59:25

Make It FizzBuzz

Time of First Successful Submission: 2025-10-02 14:02:07

Terrible Token (Easy)

Time of First Successful Submission: 2024-10-28 18:29:25

Terrible Token (Hard)

Time of First Successful Submission: 2024-10-29 03:49:05

Tangled Ticket (Easy)

Time of First Successful Submission: 2024-10-29 04:14:13

Tangled Ticket (Hard)

Time of First Successful Submission: 2024-10-29 16:25:44

Bit Bender

Time of First Successful Submission: 2025-10-02 16:05:58

Substitution Sorcery

Time of First Successful Submission: 2025-10-02 16:41:32

Meager Mangler (Easy)

Time of First Successful Submission: 2024-10-29 18:21:14

Meager Mangler (Hard)

Time of First Successful Submission: 2024-10-30 03:21:52

Monstrous Mangler (Easy)

Time of First Successful Submission: 2024-10-30 21:14:21

Monstrous Mangler (Hard)

Time of First Successful Submission: 2024-10-31 03:03:41

Patched Up (Easy)

Time of First Successful Submission: 2024-10-31 05:19:21

Patched Up (Hard)

Time of First Successful Submission: 2024-10-31 14:34:18

Puzzle Patch (Easy)

Time of First Successful Submission: 2024-10-31 14:44:29

Puzzle Patch (Hard)

Time of First Successful Submission: 2024-10-31 14:48:17

Patch Perfect (Easy)

Time of First Successful Submission: 2024-10-31 15:03:53

Patch Perfect (Hard)

Time of First Successful Submission: 2024-10-31 15:06:56

Trust the Yancode (Easy)

Time of First Successful Submission: 2024-10-31 21:29:26

Trust the Yancode (Hard)

Time of First Successful Submission: 2024-10-31 21:56:36

Know the Yancode (Easy)

Time of First Successful Submission: 2024-11-01 02:36:37

Know the Yancode (Hard)

Time of First Successful Submission: 2024-11-01 03:00:09

Master the Yancode (Easy)

Time of First Successful Submission: 2024-11-01 21:45:02

Master the Yancode (Hard)

Time of First Successful Submission: 2024-11-01 22:13:13

Transcend the Yancode (Easy)

Time of First Successful Submission: 2024-11-02 01:49:43

Transcend the Yancode (Hard)

Time of First Successful Submission: 2024-11-02 02:00:22

The Yanalyzer (Easy)

Time of First Successful Submission: 2024-11-03 22:29:41

The Yanalyzer (Hard)

Time of First Successful Submission: 2024-11-04 00:25:08

The Yangler (Easy)

Time of First Successful Submission: 2024-11-04 18:49:59

The Yangler (Hard)

Time of First Successful Submission: 2024-11-04 21:52:08

Yancraft (Easy)

Time of First Successful Submission: 2024-11-05 02:11:31

Yancraft (Hard)

Time of First Successful Submission: 2024-11-05 04:00:42

Yansanity (Easy)

Time of First Successful Submission: 2024-11-05 05:31:20

Yansanity (Hard)

Time of First Successful Submission: 2024-11-05 22:36:54

When the Cow Says Moo

Time of First Successful Submission: 2025-10-06 18:02:34

Predictable Migration

Time of First Successful Submission: 2026-11-02 20:52:07

Hashing Heifers

Time of First Successful Submission: 2026-11-03 20:10:06

Loose Link (Easy)

Time of First Successful Submission: 2024-05-10 19:28:29

Loose Link (Hard)

Time of First Successful Submission: 2024-05-12 02:56:05

Call Chain (Easy)

Time of First Successful Submission: 2024-05-12 03:36:48

Call Chain (Hard)

Time of First Successful Submission: 2024-05-12 03:43:19

Chain of Command (Easy)

Time of First Successful Submission: 2024-05-12 04:00:46

Chain of Command (Hard)

Time of First Successful Submission: 2024-05-12 04:09:40

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2024-05-12 22:05:53

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2024-05-12 22:16:12

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2024-05-31 18:56:36

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2024-05-31 19:03:16

Indirect Invocation (Easy)

Time of First Successful Submission: 2024-06-03 15:23:13

Indirect Invocation (Hard)

Time of First Successful Submission: 2024-06-03 16:30:07

Leaky Libc (Easy)

Time of First Successful Submission: 2024-06-03 19:51:14

Leaky Libc (Hard)

Time of First Successful Submission: 2024-06-03 20:01:15

Putsception (Easy)

Time of First Successful Submission: 2024-06-04 16:51:41

Putsception (Hard)

Time of First Successful Submission: 2024-06-04 17:22:11

Pivotal Prelude (Easy)

Time of First Successful Submission: 2024-06-05 16:18:04

Pivotal Prelude (Hard)

Time of First Successful Submission: 2024-06-05 18:13:45

Pivotal Pointer (Easy)

Time of First Successful Submission: 2024-06-08 04:11:25

Pivotal Pointer (Hard)

Time of First Successful Submission: 2024-06-08 04:01:49

Pivotal Payload (Easy)

Time of First Successful Submission: 2024-06-09 04:28:28

Pivotal Payload (Hard)

Time of First Successful Submission: 2024-06-09 04:25:11

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-04-30 21:34:27

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-04-30 21:50:16

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-05-01 16:27:42

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-05-01 18:46:28

ROP Roulette (Easy)

Time of First Successful Submission: 2025-05-20 23:04:18

ROP Roulette (Hard)

Time of First Successful Submission: 2025-05-21 03:16:32

Libc Lottery (Easy)

Time of First Successful Submission: 2025-05-21 22:31:58

Libc Lottery (Hard)

Time of First Successful Submission: 2025-05-21 22:33:13

Freebie (Easy)

Time of First Successful Submission: 2025-02-08 15:32:26

Freebie (Hard)

Time of First Successful Submission: 2025-02-08 16:05:42

Freebin Feint (Easy)

Time of First Successful Submission: 2025-02-08 16:07:36

Freebin Feint (Hard)

Time of First Successful Submission: 2025-02-08 16:57:42

Free Flag Fumble (Easy)

Time of First Successful Submission: 2025-02-08 17:12:23

Free Flag Fumble (Hard)

Time of First Successful Submission: 2025-02-08 18:02:39

Fickle Free (Easy)

Time of First Successful Submission: 2025-02-08 22:47:25

Fickle Free (Hard)

Time of First Successful Submission: 2025-02-09 03:28:38

Malloc Mirage (Easy)

Time of First Successful Submission: 2025-02-09 05:38:21

Malloc Mirage (Hard)

Time of First Successful Submission: 2025-02-09 05:52:33

Seeking Secrets (Easy)

Time of First Successful Submission: 2025-02-10 03:38:48

Seeking Secrets (Hard)

Time of First Successful Submission: 2025-02-10 03:54:34

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2025-02-10 06:57:17

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2025-02-10 22:44:22

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-02-10 23:02:42

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-02-10 23:05:33

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-02-11 21:42:23

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2025-02-12 04:33:16

Sus Sequence (Easy)

Time of First Successful Submission: 2025-02-13 03:15:49

Sus Sequence (Hard)

Time of First Successful Submission: 2025-02-13 03:17:16

Echo Emanations (Easy)

Time of First Successful Submission: 2025-05-22 22:41:26

Echo Emanations (Hard)

Time of First Successful Submission: 2025-05-22 22:54:32

Stack Spoofing (Easy)

Time of First Successful Submission: 2025-05-28 03:09:56

Stack Spoofing (Hard)

Time of First Successful Submission: 2025-05-28 03:15:17

Stack Summoning (Easy)

Time of First Successful Submission: 2025-05-28 18:17:57

Stack Summoning (Hard)

Time of First Successful Submission: 2025-05-28 18:39:08

Enterprising Echo (Easy)

Time of First Successful Submission: 2025-05-29 02:26:03

Enterprising Echo (Hard)

Time of First Successful Submission: 2025-05-31 03:03:02

Ephemeral Echo (Easy)

Time of First Successful Submission: 2025-06-02 18:43:45

Ephemeral Echo (Hard)

Time of First Successful Submission: 2025-06-02 19:07:58

Seeking Safe Secrets (Easy)

Time of First Successful Submission: 2025-06-03 22:23:57

Seeking Safe Secrets (Hard)

Time of First Successful Submission: 2025-06-03 23:27:06

Sus Sequence Safety (Easy)

Time of First Successful Submission: 2025-06-12 18:20:20

Sus Sequence Safety (Hard)

Time of First Successful Submission: 2025-06-12 18:34:25

Safely Stack Summoning (Easy)

Time of First Successful Submission: 2025-08-19 19:14:13

Safely Stack Summoning (Hard)

Time of First Successful Submission: 2025-08-20 13:08:37

Overlapping Odyssey (Easy)

Time of First Successful Submission: 2025-08-20 20:58:31

Overlapping Odyssey (Hard)

Time of First Successful Submission: 2025-08-20 21:02:03

Tcache Terror (Easy)

Time of First Successful Submission: 2025-09-03 17:46:29

Tcache Terror (Hard)

Time of First Successful Submission: 2025-09-03 17:58:22

System Security

18 / 93 1714 / 3932

level1.0

Time of First Successful Submission: 2025-09-11 12:59:43

level1.1

Time of First Successful Submission: 2025-09-11 13:09:39

level2.0

Time of First Successful Submission: 2025-09-11 14:14:41

level2.1

Time of First Successful Submission: 2025-09-11 15:15:38

level3.0

Time of First Successful Submission: 2025-09-11 17:36:37

level3.1

Time of First Successful Submission: 2025-09-11 17:51:55

level4.0

Time of First Successful Submission: 2025-09-11 18:58:28

level4.1

Time of First Successful Submission: 2025-09-11 19:13:39

level5.0

Time of First Successful Submission: 2025-09-12 14:03:53

level5.1

Time of First Successful Submission: 2025-09-12 17:35:00

level6.0

Time of First Successful Submission: 2025-09-12 19:58:10

level6.1

Time of First Successful Submission: 2025-09-15 18:27:27

level7.0

Time of First Successful Submission: 2025-09-15 19:06:16

level7.1

Time of First Successful Submission: 2025-09-15 19:25:22

level8.0

Time of First Successful Submission: 2025-09-16 13:08:55

level8.1

Time of First Successful Submission: 2025-09-16 13:57:42

level9.0

Time of First Successful Submission: 2025-09-16 15:44:07

level9.1

Time of First Successful Submission: 2025-09-16 21:16:38

Software Exploitation

39 / 90 413 / 2740

Level1.0

Time of First Successful Submission: 2025-04-02 13:23:59

Level1.1

Time of First Successful Submission: 2025-04-02 13:50:08

Level2.0

Time of First Successful Submission: 2025-04-02 13:57:39

Level2.1

Time of First Successful Submission: 2025-04-02 14:00:52

Level3.0

Time of First Successful Submission: 2025-04-02 19:28:49

Level3.1

Time of First Successful Submission: 2025-04-02 19:45:06

Level4.0

Time of First Successful Submission: 2025-04-02 21:24:32

Level4.1

Time of First Successful Submission: 2025-04-02 21:43:07

Level5.0

Time of First Successful Submission: 2025-04-03 00:09:07

Level5.1

Time of First Successful Submission: 2025-04-03 00:37:59

Level6.0

Time of First Successful Submission: 2025-04-03 03:23:41

Level6.1

Time of First Successful Submission: 2025-04-03 03:52:49

Level7.0

Time of First Successful Submission: 2025-04-03 15:24:23

Level7.1

Time of First Successful Submission: 2025-04-03 16:40:23

level1

Time of First Successful Submission: 2025-04-08 02:11:46

level2

Time of First Successful Submission: 2025-04-08 03:09:47

level3

Time of First Successful Submission: 2025-04-08 04:22:33

level4

Time of First Successful Submission: 2025-04-08 05:07:18

level5

Time of First Successful Submission: 2025-04-08 17:32:38

level6

Time of First Successful Submission: 2025-04-08 19:19:40

level7

Time of First Successful Submission: 2025-04-09 16:24:07

level8

Time of First Successful Submission: 2025-04-09 20:09:04

level1.0

Time of First Successful Submission: 2025-04-07 14:42:00

level1.1

Time of First Successful Submission: 2025-09-17 18:11:29

level2.0

Time of First Successful Submission: 2025-09-17 18:36:15

level2.1

Time of First Successful Submission: 2025-09-17 18:44:32

level3.0

Time of First Successful Submission: 2025-09-17 19:30:11

level3.1

Time of First Successful Submission: 2025-09-17 19:44:01

level4.0

Time of First Successful Submission: 2025-09-19 18:14:44

level4.1

Time of First Successful Submission: 2025-09-19 18:19:19

level5.0

Time of First Successful Submission: 2025-09-25 15:05:10

level5.1

Time of First Successful Submission: 2025-09-25 15:09:27

level6.0

Time of First Successful Submission: 2025-09-25 22:08:33

level6.1

Time of First Successful Submission: 2025-09-25 22:15:05

level7.0

Time of First Successful Submission: 2025-09-26 16:08:28

level7.1

Time of First Successful Submission: 2025-09-26 16:12:40

level8.0

Time of First Successful Submission: 2026-10-28 20:25:25

level8.1

Time of First Successful Submission: 2026-10-29 13:39:57

level9

Time of First Successful Submission: 2025-09-26 21:43:03

Start Here

10 / 10 20888 / 76659

Using the Terminal

Time of First Successful Submission: 2026-10-16 15:17:15

Using the VSCode Workspace

Time of First Successful Submission: 2024-10-22 16:53:59

Using the GUI Desktop

Time of First Successful Submission: 2024-10-22 16:56:22

Pasting into the Desktop

Time of First Successful Submission: 2024-10-22 16:58:07

Restarting Challenges

Time of First Successful Submission: 2024-10-22 17:03:25

Challenge Programs

Time of First Successful Submission: 2024-10-22 17:30:21

The Flag File

Time of First Successful Submission: 2024-10-22 17:32:39

Using Privileged Mode

Time of First Successful Submission: 2024-10-22 17:36:51

Persistent Home Directories - One

Time of First Successful Submission: 2024-10-22 17:38:43

Persistent Home Directories - Two

Time of First Successful Submission: 2024-10-22 17:40:02

Linux Luminarium

128 / 128 6193 / 55846

Intro to Commands

Time of First Successful Submission: 2024-10-22 17:43:12

Intro to Arguments

Time of First Successful Submission: 2024-10-22 17:44:21

Command History

Time of First Successful Submission: 2026-10-16 20:09:17

The Root

Time of First Successful Submission: 2024-10-22 17:46:43

Program and absolute paths

Time of First Successful Submission: 2024-10-22 17:47:47

Position thy self

Time of First Successful Submission: 2024-10-22 17:56:43

Position elsewhere

Time of First Successful Submission: 2024-10-22 17:58:03

implicit relative paths, from /

Time of First Successful Submission: 2024-10-22 18:02:05

explicit relative paths, from /

Time of First Successful Submission: 2024-10-22 18:03:00

implicit relative path

Time of First Successful Submission: 2024-10-22 18:04:13

home sweet home

Time of First Successful Submission: 2024-10-22 18:05:34

cat: not the pet, but the command!

Time of First Successful Submission: 2024-10-22 18:09:56

catting absolute paths

Time of First Successful Submission: 2024-10-22 18:11:07

more catting practice

Time of First Successful Submission: 2024-10-22 18:12:20

grepping for a needle in a haystack

Time of First Successful Submission: 2024-10-22 18:13:31

comparing files

Time of First Successful Submission: 2026-10-16 20:13:21

listing files

Time of First Successful Submission: 2024-10-22 18:14:36

touching files

Time of First Successful Submission: 2024-10-22 18:15:33

removing files

Time of First Successful Submission: 2024-10-22 18:16:35

moving files

Time of First Successful Submission: 2026-10-16 20:11:56

copying files

Time of First Successful Submission: 2026-10-16 20:12:35

hidden files

Time of First Successful Submission: 2024-10-22 18:18:30

An Epic Filesystem Quest

Time of First Successful Submission: 2024-10-22 18:23:37

making directories

Time of First Successful Submission: 2024-10-22 18:26:31

finding files

Time of First Successful Submission: 2024-10-22 18:28:35

linking files

Time of First Successful Submission: 2024-10-22 18:30:02

Learning From Documentation

Time of First Successful Submission: 2024-10-22 18:31:53

Learning Complex Usage

Time of First Successful Submission: 2024-10-22 18:33:31

Reading Manuals

Time of First Successful Submission: 2024-10-22 18:35:09

Searching Manuals

Time of First Successful Submission: 2024-10-22 18:36:53

Searching For Manuals

Time of First Successful Submission: 2024-10-22 18:43:44

Helpful Programs

Time of First Successful Submission: 2024-10-22 18:46:43

Help for Builtins

Time of First Successful Submission: 2024-10-22 18:48:43

Matching with *

Time of First Successful Submission: 2024-10-22 18:50:40

Matching with ?

Time of First Successful Submission: 2024-10-22 18:51:42

Matching with []

Time of First Successful Submission: 2024-10-22 18:53:09

Matching paths with []

Time of First Successful Submission: 2024-10-22 18:54:40

Multiple globs

Time of First Successful Submission: 2026-10-16 20:14:40

Mixing globs

Time of First Successful Submission: 2024-10-22 18:56:47

Exclusionary globbing

Time of First Successful Submission: 2024-10-22 18:58:13

Tab completion

Time of First Successful Submission: 2026-10-16 20:15:36

Multiple options for tab completion

Time of First Successful Submission: 2026-10-19 13:29:04

Tab completion on commands

Time of First Successful Submission: 2026-10-19 13:29:38

Redirecting output

Time of First Successful Submission: 2024-10-22 19:00:01

Redirecting more output

Time of First Successful Submission: 2024-10-22 19:01:22

Appending output

Time of First Successful Submission: 2024-10-22 19:05:07

Redirecting errors

Time of First Successful Submission: 2024-10-22 19:06:38

Redirecting input

Time of First Successful Submission: 2024-10-22 19:08:12

Grepping stored results

Time of First Successful Submission: 2024-10-22 19:09:56

Grepping live output

Time of First Successful Submission: 2024-10-22 19:10:39

Grepping errors

Time of First Successful Submission: 2024-10-22 19:11:41

Filtering with grep -v

Time of First Successful Submission: 2026-10-19 13:30:55

Filtering with sed

Time of First Successful Submission: 2026-10-19 13:31:46

Duplicating piped data with tee

Time of First Successful Submission: 2024-10-22 19:25:19

Process substitution for input

Time of First Successful Submission: 2026-10-19 13:34:33

Writing to multiple programs

Time of First Successful Submission: 2024-10-22 19:33:02

Split-piping stderr and stdout

Time of First Successful Submission: 2024-10-22 21:44:36

Named pipes

Time of First Successful Submission: 2026-10-19 13:44:59

Printing Variables

Time of First Successful Submission: 2024-10-22 21:47:19

Setting Variables

Time of First Successful Submission: 2024-10-22 21:48:55

Multi-word Variables

Time of First Successful Submission: 2024-10-22 21:50:35

Exporting Variables

Time of First Successful Submission: 2024-10-22 21:52:42

Printing Exported Variables

Time of First Successful Submission: 2024-10-22 21:54:29

Storing Command Output

Time of First Successful Submission: 2024-10-22 21:56:21

Reading Input

Time of First Successful Submission: 2024-10-22 21:58:25

Reading Files

Time of First Successful Submission: 2024-10-22 22:00:06

Translating characters

Time of First Successful Submission: 2026-10-19 14:48:22

Deleting characters

Time of First Successful Submission: 2026-10-19 14:49:17

Deleting newlines

Time of First Successful Submission: 2026-10-19 14:50:35

Extracting the first lines with head

Time of First Successful Submission: 2026-10-19 14:52:47

Extracting specific sections of text

Time of First Successful Submission: 2026-10-19 14:54:30

Sorting data

Time of First Successful Submission: 2026-10-19 14:56:59

Listing Processes

Time of First Successful Submission: 2024-10-22 22:06:11

Killing Processes

Time of First Successful Submission: 2024-10-22 22:10:55

Interrupting Processes

Time of First Successful Submission: 2024-10-22 22:12:49

Killing Misbehaving Processes

Time of First Successful Submission: 2026-10-19 14:59:17

Suspending Processes

Time of First Successful Submission: 2024-10-22 22:15:06

Resuming Processes

Time of First Successful Submission: 2024-10-22 22:16:48

Backgrounding Processes

Time of First Successful Submission: 2024-10-22 22:20:19

Foregrounding Processes

Time of First Successful Submission: 2024-10-22 22:22:44

Starting Backgrounded Processes

Time of First Successful Submission: 2024-10-22 22:24:21

Process Exit Codes

Time of First Successful Submission: 2024-10-22 22:26:54

Becoming root with su

Time of First Successful Submission: 2024-10-23 00:40:30

Other users with su

Time of First Successful Submission: 2024-10-23 00:41:17

Cracking passwords

Time of First Successful Submission: 2024-10-23 00:44:29

Using sudo

Time of First Successful Submission: 2024-10-23 00:46:41

Changing File Ownership

Time of First Successful Submission: 2024-10-22 22:30:13

Groups and Files

Time of First Successful Submission: 2024-10-22 22:33:31

Fun With Groups Names

Time of First Successful Submission: 2024-10-23 00:20:38

Changing Permissions

Time of First Successful Submission: 2024-10-23 00:22:59

Executable Files

Time of First Successful Submission: 2024-10-23 00:23:59

Permission Tweaking Practice

Time of First Successful Submission: 2024-10-23 00:32:35

Permissions Setting Practice

Time of First Successful Submission: 2024-10-23 00:36:29

The SUID Bit

Time of First Successful Submission: 2024-10-23 00:38:34

Chaining with Semicolons

Time of First Successful Submission: 2024-10-23 00:47:57

Building on Success

Time of First Successful Submission: 2026-10-19 15:00:55

Handling Failure

Time of First Successful Submission: 2026-10-19 15:03:14

Your First Shell Script

Time of First Successful Submission: 2024-10-23 00:50:27

Redirecting Script Output

Time of First Successful Submission: 2024-10-23 00:54:07

Executable Shell Scripts

Time of First Successful Submission: 2024-10-23 00:55:32

Understanding Shebangs

Time of First Successful Submission: 2026-10-19 15:05:03

Scripting with Arguments

Time of First Successful Submission: 2026-10-19 15:07:46

Scripting with Conditionals

Time of First Successful Submission: 2026-10-19 15:09:19

Scripting with Default Cases

Time of First Successful Submission: 2026-10-19 15:10:25

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-10-19 15:21:42

Reading Shell Scripts

Time of First Successful Submission: 2026-10-19 15:22:42

Launching Screen

Time of First Successful Submission: 2026-10-19 15:24:47

Detaching and Attaching

Time of First Successful Submission: 2026-10-19 15:39:46

Finding Sessions

Time of First Successful Submission: 2026-10-19 15:41:33

Switching Windows

Time of First Successful Submission: 2026-10-19 15:42:57

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-10-19 15:46:15

Switching Windows (tmux)

Time of First Successful Submission: 2026-10-19 15:47:54

The PATH Variable

Time of First Successful Submission: 2024-10-23 00:58:00

Setting PATH

Time of First Successful Submission: 2024-10-23 01:00:29

Finding Commands

Time of First Successful Submission: 2026-10-19 15:49:05

Adding Commands

Time of First Successful Submission: 2024-10-23 01:04:27

Hijacking Commands

Time of First Successful Submission: 2024-10-23 01:06:52

Bashrc Backdoor

Time of First Successful Submission: 2026-10-19 15:57:54

Sniffing Input

Time of First Successful Submission: 2026-10-19 16:14:05

Overshared Directories

Time of First Successful Submission: 2026-10-19 18:04:04

Tricky Linking

Time of First Successful Submission: 2026-10-19 18:08:51

Sniffing Process Arguments

Time of First Successful Submission: 2026-10-19 18:12:28

Snooping on Configurations

Time of First Successful Submission: 2026-10-19 18:13:56

The Fork Bomb

Time of First Successful Submission: 2026-10-19 19:14:38

Disk-Space Doomsday

Time of First Successful Submission: 2026-10-19 19:23:02

rm -rf /

Time of First Successful Submission: 2026-10-19 19:25:10

Life after rm -rf /

Time of First Successful Submission: 2026-10-19 19:29:57

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-10-19 19:33:10

Computing 101

132 / 132 686 / 26117

Your First Register

Time of First Successful Submission: 2024-10-23 04:54:43

Your First Syscall

Time of First Successful Submission: 2024-10-23 04:59:14

Exit Codes

Time of First Successful Submission: 2024-10-23 05:00:38

Building Executables

Time of First Successful Submission: 2024-10-25 02:39:35

Moving Between Registers

Time of First Successful Submission: 2024-10-23 05:04:19

Loading From Memory

Time of First Successful Submission: 2024-10-23 05:06:51

More Loading Practice

Time of First Successful Submission: 2024-10-23 05:07:47

Dereferencing Pointers

Time of First Successful Submission: 2024-10-23 05:09:55

Dereferencing Yourself

Time of First Successful Submission: 2024-10-23 05:13:08

Dereferencing with Offsets

Time of First Successful Submission: 2024-10-23 05:16:38

Stored Addresses

Time of First Successful Submission: 2024-10-23 05:20:34

Double Dereference

Time of First Successful Submission: 2024-10-23 13:23:28

The Stack

Time of First Successful Submission: 2026-09-14 17:07:19

Stack Offsets

Time of First Successful Submission: 2026-09-14 17:20:25

Program Arguments on the Stack

Time of First Successful Submission: 2026-10-19 20:07:29

Popping From the Stack

Time of First Successful Submission: 2026-10-19 20:11:27

Negative Numbers

Time of First Successful Submission: 2026-10-19 20:21:23

Negative Numbers (16-bit)

Time of First Successful Submission: 2026-10-19 20:30:38

Negative Numbers (32-bit)

Time of First Successful Submission: 2026-10-20 13:12:27

Encoding Negatives

Time of First Successful Submission: 2026-10-20 13:28:39

Binary and Hex Encoding

Time of First Successful Submission: 2026-10-20 13:30:04

More Hex

Time of First Successful Submission: 2026-10-20 13:35:18

Decoding Hex

Time of First Successful Submission: 2026-10-20 13:36:56

Mixed Conversions

Time of First Successful Submission: 2026-10-20 14:45:27

Disassembling Programs

Time of First Successful Submission: 2026-10-20 14:47:58

Tracing Syscalls

Time of First Successful Submission: 2024-10-23 05:02:47

Starting GDB

Time of First Successful Submission: 2025-02-05 15:27:27

Quitting GDB

Time of First Successful Submission: 2026-10-20 14:49:30

Starting Programs in GDB

Time of First Successful Submission: 2025-02-05 15:28:41

Disassembling in GDB

Time of First Successful Submission: 2026-10-20 14:50:52

Stepping Through Instructions

Time of First Successful Submission: 2026-10-20 14:53:22

Reading Register Values

Time of First Successful Submission: 2026-10-20 17:28:00

Setting Register Values

Time of First Successful Submission: 2026-10-20 17:31:20

Popping Stack Values

Time of First Successful Submission: 2026-10-20 17:32:26

Examining Memory

Time of First Successful Submission: 2026-10-20 17:35:09

Examining Stack Pointers

Time of First Successful Submission: 2026-10-20 17:42:07

Cooperative Debugging

Time of First Successful Submission: 2026-10-20 17:49:39

Running with Arguments

Time of First Successful Submission: 2026-10-20 17:50:56

Redirecting Input in GDB

Time of First Successful Submission: 2026-10-20 17:55:35

Writing Output

Time of First Successful Submission: 2024-10-23 13:34:38

Chaining Syscalls

Time of First Successful Submission: 2024-10-23 13:36:32

Writing Strings

Time of First Successful Submission: 2024-10-23 13:37:51

Reading Data

Time of First Successful Submission: 2025-02-19 14:26:01

Reading Exactly

Time of First Successful Submission: 2026-10-20 18:45:23

Opening Files

Time of First Successful Submission: 2026-10-20 18:50:47

Hardcoding the Filename

Time of First Successful Submission: 2026-10-20 18:56:31

RIP-Relative Strings

Time of First Successful Submission: 2026-10-20 19:06:01

Comparing Values

Time of First Successful Submission: 2026-10-20 20:01:22

Comparing Characters

Time of First Successful Submission: 2026-10-20 23:17:05

Conditional Control Flow

Time of First Successful Submission: 2026-10-21 12:56:07

Comparing Strings

Time of First Successful Submission: 2026-10-21 12:59:54

Reverse the Password

Time of First Successful Submission: 2026-10-21 13:09:24

Conditionals Without Conditionals

Time of First Successful Submission: 2026-10-21 13:22:29

Recognizing Loops

Time of First Successful Submission: 2026-10-21 13:31:32

Writing Loops

Time of First Successful Submission: 2026-10-21 13:43:10

Writing From a Shared Library

Time of First Successful Submission: 2026-10-21 14:03:19

Returning a Value

Time of First Successful Submission: 2026-10-21 14:18:13

Calling Through a Pointer

Time of First Successful Submission: 2026-10-21 14:23:11

Calling Through a Pointer with an Argument

Time of First Successful Submission: 2026-10-21 14:40:48

Saving Caller-Saved Registers

Time of First Successful Submission: 2026-10-21 15:42:32

Saving Callee-Saved Registers

Time of First Successful Submission: 2026-10-21 15:47:53

Sign Extension

Time of First Successful Submission: 2026-10-21 15:56:10

Little-Endian Bytes

Time of First Successful Submission: 2026-10-21 16:08:12

Qword by Qword

Time of First Successful Submission: 2026-10-21 16:14:49

Dword by Dword

Time of First Successful Submission: 2026-10-21 16:17:15

Word by Word

Time of First Successful Submission: 2026-10-21 16:19:23

Byte by Byte

Time of First Successful Submission: 2026-10-21 16:22:07

Cracking a Struct

Time of First Successful Submission: 2026-10-21 18:01:55

Scrambled Struct

Time of First Successful Submission: 2026-10-21 18:04:57

Reverse the Calculation

Time of First Successful Submission: 2026-10-21 18:09:32

Reverse the Reverse

Time of First Successful Submission: 2026-10-21 18:11:07

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-10-21 18:12:53

Even or Odd

Time of First Successful Submission: 2026-10-21 18:20:27

Masking Bits

Time of First Successful Submission: 2026-10-21 18:23:30

Lowercase a String

Time of First Successful Submission: 2026-10-21 18:27:18

Uppercase a String

Time of First Successful Submission: 2026-10-21 18:39:35

Swap Case

Time of First Successful Submission: 2026-10-21 18:45:35

Shifting Left

Time of First Successful Submission: 2026-10-22 13:11:33

Shifting Right

Time of First Successful Submission: 2026-10-22 13:13:40

Loops on Data

Time of First Successful Submission: 2026-10-22 13:17:09

Reaching Into the Caller's Frame

Time of First Successful Submission: 2026-10-22 14:05:50

Loading Stale Stack Data

Time of First Successful Submission: 2026-10-22 14:12:26

Stealing Stale Stack Data

Time of First Successful Submission: 2026-10-22 14:17:08

Reserving Your Own Frame

Time of First Successful Submission: 2026-10-22 15:24:04

Using Your Own Frame

Time of First Successful Submission: 2026-10-22 17:49:42

Environment Variables on the Stack

Time of First Successful Submission: 2026-10-22 18:46:58

Aligning the Stack Through the Environment

Time of First Successful Submission: 2026-10-22 18:59:24

Aligning the Stack Through GDB

Time of First Successful Submission: 2026-10-22 19:08:56

Aligning the Stack Through GDB, Generalized

Time of First Successful Submission: 2026-10-22 19:14:46

A Single Digit

Time of First Successful Submission: 2026-10-22 19:47:46

Two Digits

Time of First Successful Submission: 2026-10-22 20:05:14

String to Integer

Time of First Successful Submission: 2026-10-23 13:52:01

Negative Numbers

Time of First Successful Submission: 2026-10-23 14:37:46

Where the Number Ends

Time of First Successful Submission: 2026-10-23 14:51:12

A Whole Program

Time of First Successful Submission: 2026-10-23 15:06:05

A Single Digit, Back to Text

Time of First Successful Submission: 2026-10-23 15:24:29

Divide and Remainder

Time of First Successful Submission: 2026-10-23 18:04:05

Drop the Leading Zero

Time of First Successful Submission: 2026-10-23 18:22:18

Integer to String

Time of First Successful Submission: 2026-10-23 19:59:23

Negative Numbers, Back to Text

Time of First Successful Submission: 2026-10-24 14:06:06

Sum Them All

Time of First Successful Submission: 2026-10-26 15:17:09

Addition

Time of First Successful Submission: 2026-10-26 19:10:35

Subtraction

Time of First Successful Submission: 2026-10-26 19:23:12

Multiplication

Time of First Successful Submission: 2026-10-26 19:39:45

Bitwise Operators

Time of First Successful Submission: 2026-10-26 20:20:51

Unary Operators

Time of First Successful Submission: 2026-10-27 13:56:25

Literal Output

Time of First Successful Submission: 2026-10-27 18:16:57

Newline Escapes

Time of First Successful Submission: 2026-10-27 19:43:05

Escaped Syntax

Time of First Successful Submission: 2026-10-27 20:03:56

Decimal Markers

Time of First Successful Submission: 2026-10-28 15:02:49

Multiple Decimal Markers

Time of First Successful Submission: 2026-10-28 15:03:39

String Markers

Time of First Successful Submission: 2026-10-28 17:58:43

Hex Byte Escapes

Time of First Successful Submission: 2026-10-28 18:15:01

Debugging Programs

Time of First Successful Submission: 2024-10-25 02:47:00

Inspecting Registers

Time of First Successful Submission: 2024-10-25 02:49:01

Examining Memory

Time of First Successful Submission: 2024-10-25 02:53:50

Setting Breakpoints

Time of First Successful Submission: 2024-10-25 03:16:47

GDB Scripting

Time of First Successful Submission: 2024-10-25 03:32:11

Modifying Data

Time of First Successful Submission: 2024-10-25 04:07:43

Modifying Execution

Time of First Successful Submission: 2024-10-25 04:09:04

Broken Functions

Time of First Successful Submission: 2024-10-25 04:31:24

Exit

Time of First Successful Submission: 2024-10-25 14:42:00

Socket

Time of First Successful Submission: 2024-10-25 15:36:12

Bind

Time of First Successful Submission: 2024-10-25 16:30:53

Listen

Time of First Successful Submission: 2024-10-25 17:19:12

Accept

Time of First Successful Submission: 2024-10-25 17:21:43

Static Response

Time of First Successful Submission: 2024-10-25 17:22:52

Dynamic Response

Time of First Successful Submission: 2024-10-26 01:07:11

Iterative GET Server

Time of First Successful Submission: 2024-10-26 02:51:13

Concurrent GET Server

Time of First Successful Submission: 2024-10-26 03:54:22

Concurrent POST Server

Time of First Successful Submission: 2024-10-27 02:08:57

Web Server

Time of First Successful Submission: 2024-10-27 02:50:38

Playing With Programs

116 / 116 1378 / 27490

What's the password?

Time of First Successful Submission: 2025-04-15 15:10:10

... and again!

Time of First Successful Submission: 2025-04-15 15:10:59

Newline Troubles

Time of First Successful Submission: 2025-04-15 15:12:42

Reasoning about files

Time of First Successful Submission: 2025-04-15 15:14:52

Specifying Filenames

Time of First Successful Submission: 2025-04-15 15:16:37

Binary and Hex Encoding

Time of First Successful Submission: 2025-04-15 15:23:26

More Hex

Time of First Successful Submission: 2025-04-15 15:25:33

Decoding Hex

Time of First Successful Submission: 2025-04-15 15:36:11

Decoding Practice

Time of First Successful Submission: 2025-04-15 15:57:17

Encoding Practice

Time of First Successful Submission: 2025-04-15 18:39:55

Hex-encoding ASCII

Time of First Successful Submission: 2025-04-15 19:01:37

Nested Encoding

Time of First Successful Submission: 2025-04-15 19:13:54

Hex-encoding UTF-8

Time of First Successful Submission: 2025-04-15 20:16:05

UTF Mixups

Time of First Successful Submission: 2025-04-16 02:50:22

Modifying Encoded Data

Time of First Successful Submission: 2025-04-16 03:04:34

Decoding Base64

Time of First Successful Submission: 2024-11-21 19:04:18

Encoding Base64

Time of First Successful Submission: 2025-04-15 19:24:00

Dealing with Obfuscation

Time of First Successful Submission: 2025-04-15 19:34:23

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-04-15 19:59:51

Your First HTTP Request

Time of First Successful Submission: 2025-04-16 03:07:49

Reading Flask

Time of First Successful Submission: 2025-04-16 03:09:44

Commented Data

Time of First Successful Submission: 2025-04-16 03:11:10

HTTP Metadata

Time of First Successful Submission: 2025-04-16 03:15:41

HTTP (netcat)

Time of First Successful Submission: 2024-11-15 19:46:28

HTTP Paths (netcat)

Time of First Successful Submission: 2024-11-15 20:05:33

HTTP (curl)

Time of First Successful Submission: 2024-11-15 20:04:11

HTTP (python)

Time of First Successful Submission: 2024-11-15 20:07:45

HTTP Host Header (python)

Time of First Successful Submission: 2024-11-15 20:02:54

HTTP Host Header (curl)

Time of First Successful Submission: 2024-11-15 19:56:49

HTTP Host Header (netcat)

Time of First Successful Submission: 2024-11-15 19:58:23

URL Encoding (netcat)

Time of First Successful Submission: 2024-11-15 20:18:12

HTTP GET Parameters

Time of First Successful Submission: 2024-11-15 20:21:51

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2024-11-15 21:39:39

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2024-11-15 20:52:53

HTTP Forms

Time of First Successful Submission: 2025-04-16 03:19:06

HTTP Forms (curl)

Time of First Successful Submission: 2024-11-15 21:46:49

HTTP Forms (netcat)

Time of First Successful Submission: 2024-11-15 22:19:33

HTTP Forms (python)

Time of First Successful Submission: 2024-11-15 22:21:19

HTTP Forms Without Forms

Time of First Successful Submission: 2025-04-16 03:32:17

Multiple Form Fields (curl)

Time of First Successful Submission: 2024-11-16 04:12:04

Multiple Form Fields (netcat)

Time of First Successful Submission: 2024-11-16 04:24:42

HTTP Redirects (netcat)

Time of First Successful Submission: 2024-11-16 05:23:43

HTTP Redirects (curl)

Time of First Successful Submission: 2024-11-16 05:20:51

HTTP Redirects (python)

Time of First Successful Submission: 2024-11-16 05:25:36

HTTP Cookies (curl)

Time of First Successful Submission: 2024-11-16 05:36:16

HTTP Cookies (netcat)

Time of First Successful Submission: 2024-11-16 05:37:50

HTTP Cookies (python)

Time of First Successful Submission: 2024-11-16 05:38:52

Server State (python)

Time of First Successful Submission: 2024-11-16 06:05:05

Listening Web

Time of First Successful Submission: 2025-04-16 03:38:46

Speaking Redirects

Time of First Successful Submission: 2025-04-16 13:13:01

JavaScript Redirects

Time of First Successful Submission: 2025-04-16 13:27:15

Including JavaScript

Time of First Successful Submission: 2025-04-16 14:39:50

HTTP (javascript)

Time of First Successful Submission: 2025-04-16 18:33:16

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-04-16 18:43:06

HTTP Forms (javascript)

Time of First Successful Submission: 2025-04-16 18:58:38

cat

Time of First Successful Submission: 2022-11-08 03:00:38

more

Time of First Successful Submission: 2022-11-08 03:01:37

less

Time of First Successful Submission: 2022-11-08 03:02:38

tail

Time of First Successful Submission: 2022-11-08 03:03:15

head

Time of First Successful Submission: 2022-11-08 03:03:50

sort

Time of First Successful Submission: 2022-11-08 03:04:37

vim

Time of First Successful Submission: 2022-11-08 03:05:40

emacs

Time of First Successful Submission: 2022-11-08 03:06:28

nano

Time of First Successful Submission: 2022-11-08 03:07:35

rev

Time of First Successful Submission: 2022-11-08 03:08:24

od

Time of First Successful Submission: 2022-11-08 03:16:29

hd

Time of First Successful Submission: 2022-11-08 03:21:59

xxd

Time of First Successful Submission: 2022-11-08 03:25:07

base32

Time of First Successful Submission: 2022-11-08 03:26:20

base64

Time of First Successful Submission: 2022-11-08 03:27:05

split

Time of First Successful Submission: 2022-11-08 03:32:10

gzip

Time of First Successful Submission: 2022-11-08 03:33:27

bzip2

Time of First Successful Submission: 2022-11-08 03:34:21

zip

Time of First Successful Submission: 2022-11-08 03:51:47

tar

Time of First Successful Submission: 2022-11-08 04:00:33

ar

Time of First Successful Submission: 2022-11-10 04:27:15

cpio

Time of First Successful Submission: 2022-11-10 04:48:14

genisoimage

Time of First Successful Submission: 2025-04-17 00:34:26

env

Time of First Successful Submission: 2025-04-17 00:41:52

find

Time of First Successful Submission: 2025-04-17 00:43:20

make

Time of First Successful Submission: 2025-04-17 00:49:24

nice

Time of First Successful Submission: 2025-04-17 02:43:04

timeout

Time of First Successful Submission: 2025-04-17 02:44:03

stdbuf

Time of First Successful Submission: 2025-04-17 02:45:28

setarch

Time of First Successful Submission: 2025-04-17 02:47:16

watch

Time of First Successful Submission: 2025-04-17 02:52:29

socat

Time of First Successful Submission: 2025-04-17 03:03:27

whiptail

Time of First Successful Submission: 2025-04-18 12:51:03

awk

Time of First Successful Submission: 2025-04-18 12:53:09

sed

Time of First Successful Submission: 2025-04-18 12:58:47

ed

Time of First Successful Submission: 2025-04-18 13:02:02

chown

Time of First Successful Submission: 2025-04-18 13:02:57

chmod

Time of First Successful Submission: 2025-04-18 13:03:31

cp

Time of First Successful Submission: 2025-04-18 13:06:29

mv

Time of First Successful Submission: 2025-04-18 13:21:27

perl

Time of First Successful Submission: 2025-04-18 13:32:42

python

Time of First Successful Submission: 2025-04-18 13:35:00

ruby

Time of First Successful Submission: 2025-04-18 15:10:06

bash

Time of First Successful Submission: 2025-04-18 15:14:28

date

Time of First Successful Submission: 2025-04-18 15:17:22

dmesg

Time of First Successful Submission: 2025-04-18 15:18:36

wc

Time of First Successful Submission: 2025-04-18 15:24:01

gcc

Time of First Successful Submission: 2025-04-18 15:34:57

as

Time of First Successful Submission: 2025-04-18 15:36:33

wget

Time of First Successful Submission: 2025-04-18 15:48:39

ssh-keygen

Time of First Successful Submission: 2025-04-18 16:07:30

SQL Queries

Time of First Successful Submission: 2025-04-18 19:17:21

Filtering SQL

Time of First Successful Submission: 2026-10-27 21:26:57

Choosing Columns

Time of First Successful Submission: 2026-10-27 21:33:39

Exclusionary Filtering

Time of First Successful Submission: 2026-10-27 21:36:55

Filtering Strings

Time of First Successful Submission: 2026-10-27 21:44:09

Filtering on Expressions

Time of First Successful Submission: 2026-10-27 21:58:56

SELECTing Expressions

Time of First Successful Submission: 2026-10-27 22:09:18

Composite Conditions

Time of First Successful Submission: 2026-10-27 22:13:53

Reaching Your LIMITs

Time of First Successful Submission: 2026-10-27 23:18:18

Querying Metadata

Time of First Successful Submission: 2026-10-27 23:26:39

DOS Dojo

9 / 10 49 / 130

cat.exe (type)

Time of First Successful Submission: 2026-10-27 23:32:27

ls.exe (dir)

Time of First Successful Submission: 2026-10-27 23:36:05

Changing Disks

Time of First Successful Submission: 2026-10-27 23:38:09

Reading Floppies

Time of First Successful Submission: 2026-10-27 23:40:45

Installing MS-DOS

Time of First Successful Submission: 2026-10-27 23:47:00

autoexec.bat

Time of First Successful Submission: 2026-10-27 23:51:01

doskey

Time of First Successful Submission: 2026-10-27 23:56:10

DOS Networking

Time of First Successful Submission: 2026-10-28 01:11:51

Unprotected Memory

Time of First Successful Submission: 2026-10-28 01:26:21

DSU Cyber Camps

12 / 104 6244 / 77147

Using the Terminal

Time of First Successful Submission: 2026-10-16 15:17:15

Using the VSCode Workspace

Time of First Successful Submission: 2024-10-22 16:53:59

Using the GUI Desktop

Time of First Successful Submission: 2024-10-22 16:56:22

Pasting into the Desktop

Time of First Successful Submission: 2024-10-22 16:58:07

Connecting over SSH

Time of First Successful Submission: 2026-10-19 15:15:54

Restarting Challenges

Time of First Successful Submission: 2024-10-22 17:03:25

Getting Help

Time of First Successful Submission: 2024-10-22 17:06:16

Challenge Programs

Time of First Successful Submission: 2024-10-22 17:30:21

The Flag File

Time of First Successful Submission: 2024-10-22 17:32:39

Using Privileged Mode

Time of First Successful Submission: 2024-10-22 17:36:51

Persistent Home Directories - One

Time of First Successful Submission: 2024-10-22 17:38:43

Persistent Home Directories - Two

Time of First Successful Submission: 2024-10-22 17:40:02

GCA CTF

12 / 104 6244 / 77147

Using the Terminal

Time of First Successful Submission: 2026-10-16 15:17:15

Using the VSCode Workspace

Time of First Successful Submission: 2024-10-22 16:53:59

Using the GUI Desktop

Time of First Successful Submission: 2024-10-22 16:56:22

Pasting into the Desktop

Time of First Successful Submission: 2024-10-22 16:58:07

Connecting over SSH

Time of First Successful Submission: 2026-10-19 15:15:54

Restarting Challenges

Time of First Successful Submission: 2024-10-22 17:03:25

Getting Help

Time of First Successful Submission: 2024-10-22 17:06:16

Challenge Programs

Time of First Successful Submission: 2024-10-22 17:30:21

The Flag File

Time of First Successful Submission: 2024-10-22 17:32:39

Using Privileged Mode

Time of First Successful Submission: 2024-10-22 17:36:51

Persistent Home Directories - One

Time of First Successful Submission: 2024-10-22 17:38:43

Persistent Home Directories - Two

Time of First Successful Submission: 2024-10-22 17:40:02

Hacker History

8 / 8 21 / 193

External BBS (login)

Time of First Successful Submission: 2025-02-25 20:16:08

Internal BBS

Time of First Successful Submission: 2025-05-07 16:49:11

Join an IRC Server

Time of First Successful Submission: 2025-05-07 17:29:37

Join an IRC Server (with an IRC Client)

Time of First Successful Submission: 2025-05-07 17:32:04

Change your nickname

Time of First Successful Submission: 2025-05-07 17:34:22

Join a channel

Time of First Successful Submission: 2025-05-07 17:35:55

Message a channel

Time of First Successful Submission: 2025-05-07 17:42:49

Remove another user

Time of First Successful Submission: 2025-05-07 17:51:09

Pwntools Tutorials

12 / 12 95 / 1507

Level 0.0

Time of First Successful Submission: 2024-10-21 21:42:57

Level 1.0

Time of First Successful Submission: 2024-10-21 21:53:03

Level 1.1

Time of First Successful Submission: 2024-10-21 22:02:33

Level 2.0

Time of First Successful Submission: 2024-10-21 22:14:58

Level 2.1

Time of First Successful Submission: 2024-10-21 23:56:38

Level 2.2

Time of First Successful Submission: 2024-10-22 00:30:04

Level 2.3

Time of First Successful Submission: 2024-10-22 00:53:41

Level 2.4

Time of First Successful Submission: 2024-10-22 01:03:19

Level 2.5

Time of First Successful Submission: 2024-10-22 01:17:28

Level 2.6

Time of First Successful Submission: 2024-10-22 01:37:47

Level 3.0

Time of First Successful Submission: 2024-10-22 03:50:14

Level 4.0

Time of First Successful Submission: 2024-10-22 16:02:42