tangel

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Intro to Programming Languages

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Commands

Time of First Successful Submission: 2025-08-27 18:48:35

Command Arguments

Time of First Successful Submission: 2025-08-27 18:49:00

Command History

Time of First Successful Submission: 2025-08-27 18:49:27

The Root Path

Time of First Successful Submission: 2025-08-27 18:50:23

Absolute Paths

Time of First Successful Submission: 2025-08-27 20:25:14

Changing position

Time of First Successful Submission: 2025-08-27 20:25:54

Changing to an Absolute Path

Time of First Successful Submission: 2025-08-27 20:26:25

Relative Paths

Time of First Successful Submission: 2025-08-27 20:28:03

Cat

Time of First Successful Submission: 2025-08-28 06:40:49

Ls

Time of First Successful Submission: 2025-08-28 06:44:22

Ls All

Time of First Successful Submission: 2025-08-28 06:48:53

Find

Time of First Successful Submission: 2025-08-28 06:55:33

Piping Echo

Time of First Successful Submission: 2025-08-28 14:28:44

Piping Stdout

Time of First Successful Submission: 2025-08-28 14:29:33

Piping Stdin

Time of First Successful Submission: 2025-08-28 14:34:32


Intro to Cybersecurity

183 / 183 55 / 17888


Path Traversal 1

Time of First Successful Submission: 2025-08-29 18:03:57

Path Traversal 2

Time of First Successful Submission: 2025-08-31 09:14:08

CMDi 1

Time of First Successful Submission: 2025-08-31 09:18:16

CMDi 2

Time of First Successful Submission: 2025-08-31 09:19:16

CMDi 3

Time of First Successful Submission: 2025-08-31 09:24:52

CMDi 4

Time of First Successful Submission: 2025-08-31 09:26:55

CMDi 5

Time of First Successful Submission: 2025-08-31 09:31:49

CMDi 6

Time of First Successful Submission: 2025-08-31 09:51:41

Authentication Bypass 1

Time of First Successful Submission: 2025-08-31 10:06:23

Authentication Bypass 2

Time of First Successful Submission: 2025-08-31 10:08:03

SQLi 1

Time of First Successful Submission: 2025-08-31 10:13:37

SQLi 2

Time of First Successful Submission: 2025-08-31 10:16:46

SQLi 3

Time of First Successful Submission: 2025-08-31 10:29:17

SQLi 4

Time of First Successful Submission: 2025-08-31 10:33:59

SQLi 5

Time of First Successful Submission: 2025-08-31 11:19:29

XSS 1

Time of First Successful Submission: 2025-08-31 11:26:34

XSS 2

Time of First Successful Submission: 2025-08-31 11:28:52

XSS 3

Time of First Successful Submission: 2025-08-31 11:40:46

XSS 4

Time of First Successful Submission: 2025-08-31 11:43:14

XSS 5

Time of First Successful Submission: 2025-08-31 12:19:14

XSS 6

Time of First Successful Submission: 2025-08-31 12:23:29

XSS 7

Time of First Successful Submission: 2025-08-31 12:37:10

CSRF 1

Time of First Successful Submission: 2025-08-31 13:44:48

CSRF 2

Time of First Successful Submission: 2025-08-31 14:43:07

CSRF 3

Time of First Successful Submission: 2025-08-31 14:52:59

CSRF 4

Time of First Successful Submission: 2025-08-31 15:03:37

CSRF 5

Time of First Successful Submission: 2025-08-31 15:14:45

Connect

Time of First Successful Submission: 2025-08-31 16:48:33

Send

Time of First Successful Submission: 2025-08-31 16:49:38

Shutdown

Time of First Successful Submission: 2025-08-31 16:51:12

Listen

Time of First Successful Submission: 2025-08-31 16:52:01

Scan 1

Time of First Successful Submission: 2025-08-31 16:59:14

Scan 2

Time of First Successful Submission: 2025-08-31 17:04:37

Monitor 1

Time of First Successful Submission: 2025-08-31 17:22:50

Monitor 2

Time of First Successful Submission: 2025-08-31 18:04:01

Sniffing Cookies

Time of First Successful Submission: 2025-09-01 08:11:43

Network Configuration

Time of First Successful Submission: 2025-09-01 08:13:06

Firewall 1

Time of First Successful Submission: 2025-09-01 08:14:12

Firewall 2

Time of First Successful Submission: 2025-09-01 08:14:55

Firewall 3

Time of First Successful Submission: 2025-09-01 08:17:13

Denial of Service 1

Time of First Successful Submission: 2025-09-01 08:41:27

Denial of Service 2

Time of First Successful Submission: 2025-09-01 08:42:15

Denial of Service 3

Time of First Successful Submission: 2025-09-01 09:19:07

Ethernet

Time of First Successful Submission: 2025-09-01 09:25:35

IP

Time of First Successful Submission: 2025-09-01 09:29:48

TCP

Time of First Successful Submission: 2025-09-01 09:31:28

TCP Handshake

Time of First Successful Submission: 2025-09-01 09:32:39

UDP

Time of First Successful Submission: 2025-09-01 09:37:03

UDP 2

Time of First Successful Submission: 2025-09-01 14:02:15

UDP Spoofing 1

Time of First Successful Submission: 2025-09-01 14:05:39

UDP Spoofing 2

Time of First Successful Submission: 2025-09-01 14:56:53

UDP Spoofing 3

Time of First Successful Submission: 2025-09-01 15:19:26

UDP Spoofing 4

Time of First Successful Submission: 2025-09-01 15:32:43

ARP

Time of First Successful Submission: 2025-09-01 15:34:03

Intercept

Time of First Successful Submission: 2025-09-01 15:51:07

Man-in-the-Middle

Time of First Successful Submission: 2025-09-02 11:30:26

XOR

Time of First Successful Submission: 2025-09-02 12:04:55

XORing Hex

Time of First Successful Submission: 2025-09-02 12:13:15

XORing ASCII

Time of First Successful Submission: 2025-09-02 12:20:48

XORing ASCII Strings

Time of First Successful Submission: 2025-09-02 12:29:59

One-time Pad

Time of First Successful Submission: 2025-09-02 12:51:01

One-time Pad Tampering

Time of First Successful Submission: 2025-09-02 13:35:21

Many-time Pad

Time of First Successful Submission: 2025-09-03 05:19:31

AES

Time of First Successful Submission: 2025-09-03 05:46:03

AES-ECB-CPA

Time of First Successful Submission: 2025-09-03 06:09:42

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-09-03 06:53:45

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-09-03 06:59:42

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-09-03 07:08:00

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-09-03 07:19:46

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-09-05 18:18:13

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-09-06 06:23:36

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-09-06 07:18:16

AES-CBC

Time of First Successful Submission: 2025-09-06 07:31:33

AES-CBC Tampering

Time of First Successful Submission: 2025-09-06 09:10:35

AES-CBC Resizing

Time of First Successful Submission: 2025-09-06 09:14:04

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-09-18 08:19:59

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-09-18 09:07:52

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-09-18 10:09:08

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-09-18 17:31:40

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-09-18 17:50:07

DHKE

Time of First Successful Submission: 2025-09-18 18:08:14

DHKE-to-AES

Time of First Successful Submission: 2025-09-18 18:24:56

RSA 1

Time of First Successful Submission: 2025-09-18 18:42:00

RSA 2

Time of First Successful Submission: 2025-09-18 18:46:22

RSA 3

Time of First Successful Submission: 2025-09-18 19:04:35

RSA 4

Time of First Successful Submission: 2025-09-18 19:23:26

RSA Signatures

Time of First Successful Submission: 2025-09-18 19:51:18

SHA 1

Time of First Successful Submission: 2025-09-18 20:15:02

SHA 2

Time of First Successful Submission: 2025-09-18 20:31:59

TLS 1

Time of First Successful Submission: 2025-09-17 17:42:05

TLS 2

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

level1

Time of First Successful Submission: 2025-09-05 13:01:20

level2

Time of First Successful Submission: 2025-09-05 13:01:53

level3

Time of First Successful Submission: 2025-09-05 13:03:05

level4

Time of First Successful Submission: 2025-09-05 13:03:46

level5

Time of First Successful Submission: 2025-09-05 14:52:25

level6

Time of First Successful Submission: 2025-09-05 14:55:26

level7

Time of First Successful Submission: 2025-09-05 14:55:55

level8

Time of First Successful Submission: 2025-09-05 15:02:24

level9

Time of First Successful Submission: 2025-09-05 15:03:07

level10

Time of First Successful Submission: 2025-09-05 15:04:39

level11

Time of First Successful Submission: 2025-09-05 15:06:34

level12

Time of First Successful Submission: 2025-09-05 15:08:25

level13

Time of First Successful Submission: 2025-09-05 15:08:56

level14

Time of First Successful Submission: 2025-09-05 15:41:35

level15

Time of First Successful Submission: 2025-09-05 16:18:46

level16

Time of First Successful Submission: 2025-09-05 16:21:14

level17

Time of First Successful Submission: 2025-09-05 16:25:32

level18

Time of First Successful Submission: 2025-09-05 17:28:53

level19

Time of First Successful Submission: 2025-09-05 17:46:09

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-09-06 19:12:57

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-09-06 19:16:11

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-09-06 19:45:19

Reading Endianness (Python)

Time of First Successful Submission: 2025-09-06 19:47:08

Reading Endianness (C)

Time of First Successful Submission: 2025-09-06 20:00:07

Reading Endianness (x86)

Time of First Successful Submission: 2025-09-06 20:04:02

Version Information (Python)

Time of First Successful Submission: 2025-09-07 08:16:13

Version Information (C)

Time of First Successful Submission: 2025-09-07 08:18:08

Version Information (x86)

Time of First Successful Submission: 2025-09-07 08:27:38

Metadata and Data (Python)

Time of First Successful Submission: 2025-09-07 08:35:36

Metadata and Data (C)

Time of First Successful Submission: 2025-09-07 08:43:55

Metadata and Data (x86)

Time of First Successful Submission: 2025-09-07 08:51:54

Input Restrictions (Python)

Time of First Successful Submission: 2025-09-07 08:55:08

Input Restrictions (C)

Time of First Successful Submission: 2025-09-07 08:57:34

Input Restrictions (x86)

Time of First Successful Submission: 2025-09-07 09:01:32

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-09-07 09:11:56

Behold the cIMG! (C)

Time of First Successful Submission: 2025-09-07 09:13:45

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-09-07 09:33:50

A Basic cIMG (Python)

Time of First Successful Submission: 2025-09-07 09:44:36

A Basic cIMG (C)

Time of First Successful Submission: 2025-09-07 09:51:50

A Basic cIMG (x86)

Time of First Successful Submission: 2025-09-07 09:55:26

Internal State Mini (C)

Time of First Successful Submission: 2025-09-08 07:07:37

Internal State Mini (x86)

Time of First Successful Submission: 2025-09-09 06:09:43

Internal State (C)

Time of First Successful Submission: 2025-09-09 06:48:09

Internal State (x86)

Time of First Successful Submission: 2025-09-10 07:10:20

File Formats: Directives (C)

Time of First Successful Submission: 2025-09-10 07:59:43

File Formats: Directives (x86)

Time of First Successful Submission: 2025-09-10 08:06:06

The Patch Directive

Time of First Successful Submission: 2025-09-13 16:52:54

Optimizing for Space

Time of First Successful Submission: 2025-09-14 20:22:34

Tweaking Images

Time of First Successful Submission: 2025-09-14 22:05:07

Storage and Retrieval

Time of First Successful Submission: 2025-09-16 19:45:41

Extracting Knowledge

Time of First Successful Submission: 2025-09-16 20:34:00

Advanced Sprites

Time of First Successful Submission: 2025-09-16 21:39:12

Accessing Resources

Time of First Successful Submission: 2025-09-17 07:58:43

Unsafe Animations

Time of First Successful Submission: 2025-09-17 08:30:34

Animations

Time of First Successful Submission: 2025-09-17 09:05:28

Interoperability: Patching Data

Time of First Successful Submission: 2025-09-17 09:38:56

Patching Code

Time of First Successful Submission: 2025-09-17 16:18:37

Patching Control Flow

Time of First Successful Submission: 2025-09-17 16:31:47

Your First Overflow (easy)

Time of First Successful Submission: 2025-08-20 10:06:13

Your First Overflow (hard)

Time of First Successful Submission: 2025-08-20 10:07:16

Precision (easy)

Time of First Successful Submission: 2025-08-20 10:11:01

Precision (hard)

Time of First Successful Submission: 2025-08-20 10:12:18

Variable Control (easy)

Time of First Successful Submission: 2025-08-20 14:33:46

Variable Control (hard)

Time of First Successful Submission: 2025-08-20 14:50:26

Control Hijack (easy)

Time of First Successful Submission: 2025-08-20 14:58:06

Control Hijack (hard)

Time of First Successful Submission: 2025-08-20 15:24:23

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-08-20 15:38:06

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-08-20 15:40:14

PIEs (easy)

Time of First Successful Submission: 2025-08-20 17:20:23

PIEs (hard)

Time of First Successful Submission: 2025-08-20 19:33:23

String Lengths (easy)

Time of First Successful Submission: 2025-08-20 20:58:52

String Lengths (hard)

Time of First Successful Submission: 2025-08-20 21:07:04

Basic Shellcode

Time of First Successful Submission: 2025-08-20 21:48:41

NOP Sleds

Time of First Successful Submission: 2025-08-20 21:54:53

NULL-Free Shellcode

Time of First Successful Submission: 2025-08-20 22:48:57

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-09-19 07:55:44

Hijack to (Mapped) Shellcode (hard)

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

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-09-19 11:15:36

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-09-19 11:22:44

ECB-to-Win (easy)

Time of First Successful Submission: 2025-09-19 12:51:15

ECB-to-Win (hard)

Time of First Successful Submission: 2025-09-19 12:59:18

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-09-19 14:32:10

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-09-19 14:54:45

CIMG Screenshots

Time of First Successful Submission: 2025-09-20 11:49:03

CIMG Screenshots 2

Time of First Successful Submission: 2025-09-20 15:24:34

Wily Webserver

Time of First Successful Submission: 2025-09-20 18:50:53

The Watering Hole

Time of First Successful Submission: 2025-09-21 16:08:27

Secure Chat 1

Time of First Successful Submission: 2025-09-21 18:16:17

Secure Chat 2

Time of First Successful Submission: 2025-09-22 06:06:19

Secure Chat 3

Time of First Successful Submission: 2025-09-23 15:22:51

Secure Chat 4

Time of First Successful Submission: 2025-09-23 19:09:29

Secure Chat 5

Time of First Successful Submission: 2025-09-23 21:42:31


Program Security

107 / 162 580 / 9029


ello ackers!

Time of First Successful Submission: 2025-09-24 20:26:36

Syscall Smuggler

Time of First Successful Submission: 2025-09-25 17:19:50

Syscall Shenanigans

Time of First Successful Submission: 2025-09-26 17:17:45

Byte Budget

Time of First Successful Submission: 2025-09-26 19:57:59

ClobberCode

Time of First Successful Submission: 2025-09-26 20:26:42

Diverse Delivery

Time of First Successful Submission: 2025-09-26 20:47:37

Pocket Payload

Time of First Successful Submission: 2025-09-26 20:58:03

Micro Menace

Time of First Successful Submission: 2025-09-26 21:46:43

Login Leakage (Easy)

Time of First Successful Submission: 2025-09-29 15:44:53

Login Leakage (Hard)

Time of First Successful Submission: 2025-09-29 15:47:49

Bounds Breaker (Easy)

Time of First Successful Submission: 2025-09-29 16:43:45

Bounds Breaker (Hard)

Time of First Successful Submission: 2025-09-29 16:46:42

Casting Catastrophe (Easy)

Time of First Successful Submission: 2025-09-29 17:28:07

Casting Catastrophe (Hard)

Time of First Successful Submission: 2025-09-29 17:31:14

Pointer Problems (Easy)

Time of First Successful Submission: 2025-09-29 17:56:08

Pointer Problems (Hard)

Time of First Successful Submission: 2025-09-29 18:19:52

Anomalous Array (Easy)

Time of First Successful Submission: 2025-09-29 19:54:38

Anomalous Array (Hard)

Time of First Successful Submission: 2025-09-29 19:58:59

Now you got it (Easy)

Time of First Successful Submission: 2025-09-29 22:28:01

Now you got it (Hard)

Time of First Successful Submission: 2025-09-30 10:16:19

Loop Lunacy (Easy)

Time of First Successful Submission: 2025-09-30 11:44:31

Loop Lunacy (Hard)

Time of First Successful Submission: 2025-09-30 12:52:14

Nosy Neighbor (Easy)

Time of First Successful Submission: 2025-09-30 16:30:10

Nosy Neighbor (Hard)

Time of First Successful Submission: 2025-09-30 16:32:11

Recursive Ruin (Easy)

Time of First Successful Submission: 2025-09-30 18:56:01

Recursive Ruin (Hard)

Time of First Successful Submission: 2025-09-30 19:04:10

Lingering Leftover (Easy)

Time of First Successful Submission: 2025-09-30 19:37:24

Lingering Leftover (Hard)

Time of First Successful Submission: 2025-09-30 19:42:44

Latent Leak (Easy)

Time of First Successful Submission: 2025-09-30 20:33:58

Latent Leak (Hard)

Time of First Successful Submission: 2025-09-30 21:22:48

Fork Foolery (Easy)

Time of First Successful Submission: 2025-10-01 15:43:42

Fork Foolery (Hard)

Time of First Successful Submission: 2025-10-01 15:52:01

Canary Conundrum (Easy)

Time of First Successful Submission: 2025-10-01 16:44:06

Canary Conundrum (Hard)

Time of First Successful Submission: 2025-10-01 17:18:58

A Crafty Clobber (Easy)

Time of First Successful Submission: 2025-10-01 18:38:34

A Crafty Clobber (Hard)

Time of First Successful Submission: 2025-10-01 19:00:32

Can It Fizz?

Time of First Successful Submission: 2025-10-01 23:40:19

Does It Buzz?

Time of First Successful Submission: 2025-10-02 09:36:34

Make It FizzBuzz

Time of First Successful Submission: 2025-10-07 15:19:39

Terrible Token (Easy)

Time of First Successful Submission: 2025-10-07 15:40:36

Terrible Token (Hard)

Time of First Successful Submission: 2025-10-07 15:53:16

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-10-07 16:06:54

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-10-07 16:10:20

Bit Bender

Time of First Successful Submission: 2025-10-07 16:35:14

Substitution Sorcery

Time of First Successful Submission: 2025-10-07 16:54:49

Meager Mangler (Easy)

Time of First Successful Submission: 2025-10-07 17:01:10

Meager Mangler (Hard)

Time of First Successful Submission: 2025-10-07 18:40:15

Monstrous Mangler (Easy)

Time of First Successful Submission: 2025-10-07 19:21:10

Monstrous Mangler (Hard)

Time of First Successful Submission: 2025-10-08 07:03:00

Patched Up (Easy)

Time of First Successful Submission: 2025-10-08 09:43:48

Patched Up (Hard)

Time of First Successful Submission: 2025-10-08 10:08:40

Puzzle Patch (Easy)

Time of First Successful Submission: 2025-10-08 10:13:21

Puzzle Patch (Hard)

Time of First Successful Submission: 2025-10-08 10:16:21

Patch Perfect (Easy)

Time of First Successful Submission: 2025-10-08 10:27:54

Patch Perfect (Hard)

Time of First Successful Submission: 2025-10-08 10:31:40

Loose Link (Easy)

Time of First Successful Submission: 2025-10-08 15:22:15

Loose Link (Hard)

Time of First Successful Submission: 2025-10-08 15:28:51

Call Chain (Easy)

Time of First Successful Submission: 2025-10-08 17:55:42

Call Chain (Hard)

Time of First Successful Submission: 2025-10-08 17:59:45

Chain of Command (Easy)

Time of First Successful Submission: 2025-10-08 18:27:04

Chain of Command (Hard)

Time of First Successful Submission: 2025-10-08 18:34:55

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-10-08 20:05:30

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-10-08 20:16:52

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-10-09 07:29:01

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-10-09 07:34:19

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-10-09 11:01:58

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-10-09 11:08:30

Leaky Libc (Easy)

Time of First Successful Submission: 2025-10-09 13:39:39

Leaky Libc (Hard)

Time of First Successful Submission: 2025-10-09 14:01:43

Putsception (Easy)

Time of First Successful Submission: 2025-10-09 14:54:08

Putsception (Hard)

Time of First Successful Submission: 2025-10-09 15:13:57

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-10-10 12:25:40

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-10-10 14:08:10

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-10-10 15:39:05

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-10-10 18:12:29

Pivotal Payload (Easy)

Time of First Successful Submission: 2025-10-10 20:47:56

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-10-12 09:34:00

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-10-12 13:52:57

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-10-12 13:56:48

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-10-12 19:00:01

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-10-12 19:56:21

ROP Roulette (Easy)

Time of First Successful Submission: 2025-10-14 22:09:09

ROP Roulette (Hard)

Time of First Successful Submission: 2025-10-15 11:22:41

Libc Lottery (Easy)

Time of First Successful Submission: 2025-10-16 06:19:24

Libc Lottery (Hard)

Time of First Successful Submission: 2025-10-16 09:03:12

Freebie (Easy)

Time of First Successful Submission: 2025-10-17 09:33:09

Freebie (Hard)

Time of First Successful Submission: 2025-10-20 09:27:50

Freebin Feint (Easy)

Time of First Successful Submission: 2025-10-20 09:33:05

Freebin Feint (Hard)

Time of First Successful Submission: 2025-10-20 09:54:46

Free Flag Fumble (Easy)

Time of First Successful Submission: 2025-10-20 12:34:37

Free Flag Fumble (Hard)

Time of First Successful Submission: 2025-10-20 12:37:34

Fickle Free (Easy)

Time of First Successful Submission: 2025-10-21 13:16:57

Fickle Free (Hard)

Time of First Successful Submission: 2025-10-21 13:27:21

Malloc Mirage (Easy)

Time of First Successful Submission: 2025-10-21 17:01:22

Malloc Mirage (Hard)

Time of First Successful Submission: 2025-10-21 17:21:08

Seeking Secrets (Easy)

Time of First Successful Submission: 2025-10-21 17:58:54

Seeking Secrets (Hard)

Time of First Successful Submission: 2025-10-21 18:06:58

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2025-10-22 16:14:35

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2025-10-22 16:16:26

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-10-22 16:29:04

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-10-22 16:30:38

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-10-22 16:54:55

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2025-10-22 16:57:20

Sus Sequence (Easy)

Time of First Successful Submission: 2025-10-29 22:32:20

Sus Sequence (Hard)

Time of First Successful Submission: 2025-10-30 15:45:02

Echo Emanations (Easy)

Time of First Successful Submission: 2025-11-04 21:01:57

Echo Emanations (Hard)

Time of First Successful Submission: 2025-11-04 21:07:05


Start Here

11 / 12 1864 / 38352


Using the Terminal

Time of First Successful Submission: 2025-08-20 08:28:40

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-20 08:30:49

Using the GUI Desktop

Time of First Successful Submission: 2025-08-20 08:34:08

Pasting into the Desktop

Time of First Successful Submission: 2025-08-20 08:35:28

Restarting Challenges

Time of First Successful Submission: 2025-08-20 08:38:34

Challenge Programs

Time of First Successful Submission: 2025-08-20 08:42:51

The Flag File

Time of First Successful Submission: 2025-08-20 08:44:14

Using Privileged Mode

Time of First Successful Submission: 2025-08-20 08:50:23

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-20 08:52:12

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-20 08:52:39


Linux Luminarium

128 / 128 304 / 28356


Intro to Commands

Time of First Successful Submission: 2025-08-27 18:48:35

Intro to Arguments

Time of First Successful Submission: 2025-08-27 18:49:00

Command History

Time of First Successful Submission: 2025-08-27 18:49:27

The Root

Time of First Successful Submission: 2025-08-27 18:50:23

Program and absolute paths

Time of First Successful Submission: 2025-08-27 20:25:14

Position thy self

Time of First Successful Submission: 2025-08-27 20:25:54

Position elsewhere

Time of First Successful Submission: 2025-08-27 20:26:25

implicit relative paths, from /

Time of First Successful Submission: 2025-08-27 20:28:03

explicit relative paths, from /

Time of First Successful Submission: 2025-08-27 20:28:33

implicit relative path

Time of First Successful Submission: 2025-08-27 20:29:01

home sweet home

Time of First Successful Submission: 2025-08-27 20:32:19

cat: not the pet, but the command!

Time of First Successful Submission: 2025-08-28 06:40:49

catting absolute paths

Time of First Successful Submission: 2025-08-28 06:41:29

more catting practice

Time of First Successful Submission: 2025-08-28 06:42:22

grepping for a needle in a haystack

Time of First Successful Submission: 2025-08-28 06:43:11

comparing files

Time of First Successful Submission: 2025-08-28 06:43:50

listing files

Time of First Successful Submission: 2025-08-28 06:44:22

touching files

Time of First Successful Submission: 2025-08-28 06:44:58

removing files

Time of First Successful Submission: 2025-08-28 06:45:49

moving files

Time of First Successful Submission: 2025-08-28 06:48:01

copying files

Time of First Successful Submission: 2025-11-13 07:04:28

hidden files

Time of First Successful Submission: 2025-08-28 06:48:53

An Epic Filesystem Quest

Time of First Successful Submission: 2025-08-28 06:51:54

making directories

Time of First Successful Submission: 2025-08-28 06:52:26

finding files

Time of First Successful Submission: 2025-08-28 06:55:33

linking files

Time of First Successful Submission: 2025-08-28 06:56:42

Learning From Documentation

Time of First Successful Submission: 2025-08-28 06:57:55

Learning Complex Usage

Time of First Successful Submission: 2025-08-28 06:58:35

Reading Manuals

Time of First Successful Submission: 2025-08-28 07:00:08

Searching Manuals

Time of First Successful Submission: 2025-08-28 07:00:58

Searching For Manuals

Time of First Successful Submission: 2025-08-28 07:10:49

Helpful Programs

Time of First Successful Submission: 2025-08-28 07:13:22

Help for Builtins

Time of First Successful Submission: 2025-08-28 07:16:18

Matching with *

Time of First Successful Submission: 2025-08-28 07:21:44

Matching with ?

Time of First Successful Submission: 2025-08-28 07:24:42

Matching with []

Time of First Successful Submission: 2025-08-28 07:26:43

Matching paths with []

Time of First Successful Submission: 2025-08-28 07:27:38

Multiple globs

Time of First Successful Submission: 2025-08-28 07:28:20

Mixing globs

Time of First Successful Submission: 2025-08-28 07:35:10

Exclusionary globbing

Time of First Successful Submission: 2025-08-28 07:37:01

Tab completion

Time of First Successful Submission: 2025-08-28 07:37:26

Multiple options for tab completion

Time of First Successful Submission: 2025-08-28 07:38:30

Tab completion on commands

Time of First Successful Submission: 2025-08-28 07:38:58

Redirecting output

Time of First Successful Submission: 2025-08-28 14:28:44

Redirecting more output

Time of First Successful Submission: 2025-08-28 14:29:33

Appending output

Time of First Successful Submission: 2025-08-28 14:31:45

Redirecting errors

Time of First Successful Submission: 2025-08-28 14:33:31

Redirecting input

Time of First Successful Submission: 2025-08-28 14:34:32

Grepping stored results

Time of First Successful Submission: 2025-08-28 14:35:48

Grepping live output

Time of First Successful Submission: 2025-08-28 14:36:43

Grepping errors

Time of First Successful Submission: 2025-08-28 14:38:20

Filtering with grep -v

Time of First Successful Submission: 2025-08-28 14:38:49

Filtering with sed

Time of First Successful Submission: 2025-11-13 07:06:10

Duplicating piped data with tee

Time of First Successful Submission: 2025-08-28 14:45:46

Process substitution for input

Time of First Successful Submission: 2025-08-28 14:48:14

Writing to multiple programs

Time of First Successful Submission: 2025-08-28 14:56:24

Split-piping stderr and stdout

Time of First Successful Submission: 2025-08-28 15:16:50

Named pipes

Time of First Successful Submission: 2025-08-28 15:20:07

Printing Variables

Time of First Successful Submission: 2025-08-28 15:21:59

Setting Variables

Time of First Successful Submission: 2025-08-28 15:22:32

Multi-word Variables

Time of First Successful Submission: 2025-08-28 15:22:59

Exporting Variables

Time of First Successful Submission: 2025-08-28 15:24:08

Printing Exported Variables

Time of First Successful Submission: 2025-08-28 15:24:37

Storing Command Output

Time of First Successful Submission: 2025-08-28 15:25:14

Reading Input

Time of First Successful Submission: 2025-08-28 15:26:46

Reading Files

Time of First Successful Submission: 2025-08-28 15:27:36

Translating characters

Time of First Successful Submission: 2025-08-28 15:46:31

Deleting characters

Time of First Successful Submission: 2025-08-28 15:48:26

Deleting newlines

Time of First Successful Submission: 2025-08-28 15:50:17

Extracting the first lines with head

Time of First Successful Submission: 2025-08-28 15:51:00

Extracting specific sections of text

Time of First Successful Submission: 2025-08-28 15:51:58

Sorting data

Time of First Successful Submission: 2025-08-28 15:52:51

Listing Processes

Time of First Successful Submission: 2025-08-28 15:56:52

Killing Processes

Time of First Successful Submission: 2025-08-28 15:58:18

Interrupting Processes

Time of First Successful Submission: 2025-08-28 15:58:56

Killing Misbehaving Processes

Time of First Successful Submission: 2025-08-28 16:06:33

Suspending Processes

Time of First Successful Submission: 2025-08-28 16:07:12

Resuming Processes

Time of First Successful Submission: 2025-08-28 16:07:46

Backgrounding Processes

Time of First Successful Submission: 2025-08-28 16:09:54

Foregrounding Processes

Time of First Successful Submission: 2025-08-28 16:10:27

Starting Backgrounded Processes

Time of First Successful Submission: 2025-08-28 16:10:59

Process Exit Codes

Time of First Successful Submission: 2025-08-28 16:12:22

Becoming root with su

Time of First Successful Submission: 2025-08-28 16:18:03

Other users with su

Time of First Successful Submission: 2025-08-28 16:20:04

Cracking passwords

Time of First Successful Submission: 2025-08-28 16:23:37

Using sudo

Time of First Successful Submission: 2025-08-28 16:25:40

Changing File Ownership

Time of First Successful Submission: 2025-08-28 16:27:27

Groups and Files

Time of First Successful Submission: 2025-08-28 16:34:47

Fun With Groups Names

Time of First Successful Submission: 2025-08-28 16:35:43

Changing Permissions

Time of First Successful Submission: 2025-08-28 16:40:11

Executable Files

Time of First Successful Submission: 2025-08-28 16:42:28

Permission Tweaking Practice

Time of First Successful Submission: 2025-08-28 16:47:19

Permissions Setting Practice

Time of First Successful Submission: 2025-08-28 16:50:23

The SUID Bit

Time of First Successful Submission: 2025-08-28 16:52:06

Chaining with Semicolons

Time of First Successful Submission: 2025-08-28 18:48:56

Building on Success

Time of First Successful Submission: 2025-08-28 18:50:02

Handling Failure

Time of First Successful Submission: 2025-08-28 18:50:33

Your First Shell Script

Time of First Successful Submission: 2025-08-28 18:53:43

Redirecting Script Output

Time of First Successful Submission: 2025-08-28 18:54:40

Executable Shell Scripts

Time of First Successful Submission: 2025-08-28 18:56:16

Understanding Shebangs

Time of First Successful Submission: 2025-08-28 18:58:58

Scripting with Arguments

Time of First Successful Submission: 2025-08-28 19:01:16

Scripting with Conditionals

Time of First Successful Submission: 2025-08-28 19:03:29

Scripting with Default Cases

Time of First Successful Submission: 2025-08-28 19:04:05

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-08-28 19:06:36

Reading Shell Scripts

Time of First Successful Submission: 2025-08-28 19:07:58

Launching Screen

Time of First Successful Submission: 2025-08-28 19:08:39

Detaching and Attaching

Time of First Successful Submission: 2025-08-28 19:09:51

Finding Sessions

Time of First Successful Submission: 2025-08-28 19:11:00

Switching Windows

Time of First Successful Submission: 2025-08-28 19:13:09

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-08-28 19:14:12

Switching Windows (tmux)

Time of First Successful Submission: 2025-08-28 19:15:04

The PATH Variable

Time of First Successful Submission: 2025-08-28 19:16:54

Setting PATH

Time of First Successful Submission: 2025-08-28 19:20:50

Finding Commands

Time of First Successful Submission: 2025-08-28 19:21:26

Adding Commands

Time of First Successful Submission: 2025-08-28 19:25:48

Hijacking Commands

Time of First Successful Submission: 2025-08-28 19:27:33

Bashrc Backdoor

Time of First Successful Submission: 2025-08-28 19:29:56

Sniffing Input

Time of First Successful Submission: 2025-08-28 19:34:37

Overshared Directories

Time of First Successful Submission: 2025-08-28 19:38:52

Tricky Linking

Time of First Successful Submission: 2025-08-28 19:45:37

Sniffing Process Arguments

Time of First Successful Submission: 2025-08-28 19:49:11

Snooping on Configurations

Time of First Successful Submission: 2025-08-28 19:51:02

The Fork Bomb

Time of First Successful Submission: 2025-08-28 20:12:26

Disk-Space Doomsday

Time of First Successful Submission: 2025-08-28 20:14:45

rm -rf /

Time of First Successful Submission: 2025-08-28 20:17:16

Life after rm -rf /

Time of First Successful Submission: 2025-08-28 20:20:41

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-08-28 20:23:02


Computing 101

69 / 69 747 / 19402


Your First Register

Time of First Successful Submission: 2025-08-24 07:27:36

Your First Syscall

Time of First Successful Submission: 2025-08-24 07:30:37

Exit Codes

Time of First Successful Submission: 2025-08-24 07:32:06

Building Executables

Time of First Successful Submission: 2025-08-24 07:36:44

Moving Between Registers

Time of First Successful Submission: 2025-08-24 07:38:49

Tracing Syscalls

Time of First Successful Submission: 2025-08-24 07:41:22

Starting GDB

Time of First Successful Submission: 2025-08-24 07:42:22

Starting Programs in GDB

Time of First Successful Submission: 2025-08-24 07:43:36

Loading From Memory

Time of First Successful Submission: 2025-08-24 09:04:46

More Loading Practice

Time of First Successful Submission: 2025-08-24 09:06:02

Dereferencing Pointers

Time of First Successful Submission: 2025-08-24 09:08:16

Dereferencing Yourself

Time of First Successful Submission: 2025-08-24 09:10:34

Dereferencing with Offsets

Time of First Successful Submission: 2025-08-24 09:13:33

Stored Addresses

Time of First Successful Submission: 2025-08-24 09:15:47

Double Dereference

Time of First Successful Submission: 2025-08-24 09:18:35

Triple Dereference

Time of First Successful Submission: 2025-08-24 09:21:42

Writing Output

Time of First Successful Submission: 2025-08-24 09:35:20

Chaining Syscalls

Time of First Successful Submission: 2025-08-24 09:36:49

Writing Strings

Time of First Successful Submission: 2025-08-24 09:38:10

Reading Data

Time of First Successful Submission: 2025-08-24 09:41:12

set-register

Time of First Successful Submission: 2025-08-24 09:55:36

set-multiple-registers

Time of First Successful Submission: 2025-08-24 09:57:07

add-to-register

Time of First Successful Submission: 2025-08-24 09:58:33

linear-equation-registers

Time of First Successful Submission: 2025-08-24 15:59:24

integer-division

Time of First Successful Submission: 2025-08-24 16:03:30

modulo-operation

Time of First Successful Submission: 2025-08-24 16:05:01

set-upper-byte

Time of First Successful Submission: 2025-08-24 16:06:31

efficient-modulo

Time of First Successful Submission: 2025-08-24 16:18:33

byte-extraction

Time of First Successful Submission: 2025-08-25 06:25:28

bitwise-and

Time of First Successful Submission: 2025-08-25 06:30:34

check-even

Time of First Successful Submission: 2025-08-25 06:34:10

memory-read

Time of First Successful Submission: 2025-08-25 06:37:24

memory-write

Time of First Successful Submission: 2025-08-25 06:41:16

memory-increment

Time of First Successful Submission: 2025-08-25 06:55:13

byte-access

Time of First Successful Submission: 2025-08-25 06:58:05

memory-size-access

Time of First Successful Submission: 2025-08-25 06:59:46

little-endian-write

Time of First Successful Submission: 2025-08-25 07:05:49

memory-sum

Time of First Successful Submission: 2025-08-25 07:11:31

stack-subtraction

Time of First Successful Submission: 2025-08-25 07:18:25

swap-stack-values

Time of First Successful Submission: 2025-08-25 07:21:18

average-stack-values

Time of First Successful Submission: 2025-08-25 07:30:54

absolute-jump

Time of First Successful Submission: 2025-08-25 08:23:15

relative-jump

Time of First Successful Submission: 2025-08-25 08:53:10

jump-trampoline

Time of First Successful Submission: 2025-08-25 08:57:19

conditional-jump

Time of First Successful Submission: 2025-08-25 09:08:20

indirect-jump

Time of First Successful Submission: 2025-08-25 19:45:02

average-loop

Time of First Successful Submission: 2025-08-25 19:59:42

count-non-zero

Time of First Successful Submission: 2025-08-25 20:23:19

string-lower

Time of First Successful Submission: 2025-08-25 20:55:37

most-common-byte

Time of First Successful Submission: 2025-08-25 21:00:24

Debugging Programs

Time of First Successful Submission: 2025-08-20 10:23:54

Inspecting Registers

Time of First Successful Submission: 2025-08-20 10:25:51

Examining Memory

Time of First Successful Submission: 2025-08-20 11:39:49

Setting Breakpoints

Time of First Successful Submission: 2025-08-20 12:07:19

GDB Scripting

Time of First Successful Submission: 2025-08-20 12:59:29

Modifying Data

Time of First Successful Submission: 2025-08-20 13:31:23

Modifying Execution

Time of First Successful Submission: 2025-08-20 13:33:09

Broken Functions

Time of First Successful Submission: 2025-08-20 13:44:01

Exit

Time of First Successful Submission: 2025-08-27 05:14:02

Socket

Time of First Successful Submission: 2025-08-27 05:21:19

Bind

Time of First Successful Submission: 2025-08-27 05:26:31

Listen

Time of First Successful Submission: 2025-08-27 05:30:26

Accept

Time of First Successful Submission: 2025-08-27 05:48:54

Static Response

Time of First Successful Submission: 2025-08-27 06:00:29

Dynamic Response

Time of First Successful Submission: 2025-08-27 07:03:43

Iterative GET Server

Time of First Successful Submission: 2025-08-27 08:40:12

Concurrent GET Server

Time of First Successful Submission: 2025-08-27 08:51:00

Concurrent POST Server

Time of First Successful Submission: 2025-08-27 18:46:38

Web Server

Time of First Successful Submission: 2025-08-27 18:47:28


Playing With Programs

116 / 116 322 / 22213


What's the password?

Time of First Successful Submission: 2025-08-22 15:53:49

... and again!

Time of First Successful Submission: 2025-08-22 15:55:04

Newline Troubles

Time of First Successful Submission: 2025-08-22 15:58:01

Reasoning about files

Time of First Successful Submission: 2025-08-22 16:02:50

Specifying Filenames

Time of First Successful Submission: 2025-08-22 16:04:25

Binary and Hex Encoding

Time of First Successful Submission: 2025-08-22 16:21:07

More Hex

Time of First Successful Submission: 2025-08-22 16:25:58

Decoding Hex

Time of First Successful Submission: 2025-08-22 16:33:58

Decoding Practice

Time of First Successful Submission: 2025-08-22 16:36:23

Encoding Practice

Time of First Successful Submission: 2025-08-22 16:49:01

Hex-encoding ASCII

Time of First Successful Submission: 2025-08-22 17:02:08

Nested Encoding

Time of First Successful Submission: 2025-08-22 17:17:29

Hex-encoding UTF-8

Time of First Successful Submission: 2025-08-22 19:22:54

UTF Mixups

Time of First Successful Submission: 2025-08-22 19:43:49

Modifying Encoded Data

Time of First Successful Submission: 2025-08-22 20:11:36

Decoding Base64

Time of First Successful Submission: 2025-08-22 20:42:29

Encoding Base64

Time of First Successful Submission: 2025-08-22 20:52:11

Dealing with Obfuscation

Time of First Successful Submission: 2025-08-22 20:55:37

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-08-22 21:14:54

Your First HTTP Request

Time of First Successful Submission: 2025-08-23 19:46:12

Reading Flask

Time of First Successful Submission: 2025-08-23 19:48:43

Commented Data

Time of First Successful Submission: 2025-08-23 19:50:28

HTTP Metadata

Time of First Successful Submission: 2025-08-23 19:51:41

HTTP (netcat)

Time of First Successful Submission: 2025-08-23 19:59:57

HTTP Paths (netcat)

Time of First Successful Submission: 2025-08-23 20:04:29

HTTP (curl)

Time of First Successful Submission: 2025-08-23 20:05:49

HTTP (python)

Time of First Successful Submission: 2025-08-23 20:08:38

HTTP Host Header (python)

Time of First Successful Submission: 2025-08-23 20:12:21

HTTP Host Header (curl)

Time of First Successful Submission: 2025-08-23 20:13:57

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-08-23 20:15:12

URL Encoding (netcat)

Time of First Successful Submission: 2025-08-23 20:20:13

HTTP GET Parameters

Time of First Successful Submission: 2025-08-23 20:24:40

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-08-23 20:28:40

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-08-23 20:33:31

HTTP Forms

Time of First Successful Submission: 2025-08-23 20:39:58

HTTP Forms (curl)

Time of First Successful Submission: 2025-08-23 20:41:38

HTTP Forms (netcat)

Time of First Successful Submission: 2025-08-23 20:48:31

HTTP Forms (python)

Time of First Successful Submission: 2025-08-23 20:58:59

HTTP Forms Without Forms

Time of First Successful Submission: 2025-08-23 21:00:29

Multiple Form Fields (curl)

Time of First Successful Submission: 2025-08-23 21:02:53

Multiple Form Fields (netcat)

Time of First Successful Submission: 2025-08-23 21:06:29

HTTP Redirects (netcat)

Time of First Successful Submission: 2025-08-23 21:09:07

HTTP Redirects (curl)

Time of First Successful Submission: 2025-08-23 21:10:28

HTTP Redirects (python)

Time of First Successful Submission: 2025-08-23 21:11:55

HTTP Cookies (curl)

Time of First Successful Submission: 2025-08-23 21:17:54

HTTP Cookies (netcat)

Time of First Successful Submission: 2025-08-23 21:20:08

HTTP Cookies (python)

Time of First Successful Submission: 2025-08-23 21:21:20

Server State (python)

Time of First Successful Submission: 2025-08-23 21:22:36

Listening Web

Time of First Successful Submission: 2025-08-23 21:24:43

Speaking Redirects

Time of First Successful Submission: 2025-08-23 21:40:57

JavaScript Redirects

Time of First Successful Submission: 2025-08-23 21:50:42

Including JavaScript

Time of First Successful Submission: 2025-08-23 21:59:54

HTTP (javascript)

Time of First Successful Submission: 2025-08-23 22:06:49

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-08-23 22:09:29

HTTP Forms (javascript)

Time of First Successful Submission: 2025-08-23 22:12:45

cat

Time of First Successful Submission: 2025-08-21 05:42:03

more

Time of First Successful Submission: 2025-08-21 05:42:30

less

Time of First Successful Submission: 2025-08-21 05:43:01

tail

Time of First Successful Submission: 2025-08-21 05:43:27

head

Time of First Successful Submission: 2025-08-21 05:43:52

sort

Time of First Successful Submission: 2025-08-21 05:44:34

vim

Time of First Successful Submission: 2025-08-21 05:45:06

emacs

Time of First Successful Submission: 2025-08-21 05:45:32

nano

Time of First Successful Submission: 2025-08-21 05:45:57

rev

Time of First Successful Submission: 2025-08-21 05:46:32

od

Time of First Successful Submission: 2025-08-21 05:51:10

hd

Time of First Successful Submission: 2025-08-21 05:55:04

xxd

Time of First Successful Submission: 2025-08-21 05:56:33

base32

Time of First Successful Submission: 2025-08-21 05:57:06

base64

Time of First Successful Submission: 2025-08-21 05:57:32

split

Time of First Successful Submission: 2025-08-21 06:01:31

gzip

Time of First Successful Submission: 2025-08-21 06:06:17

bzip2

Time of First Successful Submission: 2025-08-21 06:07:24

zip

Time of First Successful Submission: 2025-08-21 06:09:31

tar

Time of First Successful Submission: 2025-08-21 15:35:16

ar

Time of First Successful Submission: 2025-08-21 15:39:33

cpio

Time of First Successful Submission: 2025-08-21 15:57:58

genisoimage

Time of First Successful Submission: 2025-08-21 16:30:53

env

Time of First Successful Submission: 2025-08-21 16:37:13

find

Time of First Successful Submission: 2025-08-21 16:39:29

make

Time of First Successful Submission: 2025-08-21 16:41:29

nice

Time of First Successful Submission: 2025-08-21 16:42:07

timeout

Time of First Successful Submission: 2025-08-21 16:43:03

stdbuf

Time of First Successful Submission: 2025-08-21 16:44:28

setarch

Time of First Successful Submission: 2025-08-21 16:46:48

watch

Time of First Successful Submission: 2025-08-21 16:47:51

socat

Time of First Successful Submission: 2025-08-21 16:56:40

whiptail

Time of First Successful Submission: 2025-08-21 17:00:20

awk

Time of First Successful Submission: 2025-08-21 17:00:58

sed

Time of First Successful Submission: 2025-08-21 17:01:27

ed

Time of First Successful Submission: 2025-08-21 17:02:16

chown

Time of First Successful Submission: 2025-08-21 17:05:51

chmod

Time of First Successful Submission: 2025-08-21 17:08:22

cp

Time of First Successful Submission: 2025-08-21 17:11:14

mv

Time of First Successful Submission: 2025-08-21 19:31:37

perl

Time of First Successful Submission: 2025-08-21 19:36:15

python

Time of First Successful Submission: 2025-08-21 19:39:10

ruby

Time of First Successful Submission: 2025-08-21 19:40:17

bash

Time of First Successful Submission: 2025-08-22 08:52:00

date

Time of First Successful Submission: 2025-08-22 12:05:20

dmesg

Time of First Successful Submission: 2025-08-22 12:06:38

wc

Time of First Successful Submission: 2025-08-22 12:07:40

gcc

Time of First Successful Submission: 2025-08-22 12:31:13

as

Time of First Successful Submission: 2025-08-22 12:33:06

wget

Time of First Successful Submission: 2025-08-22 13:05:00

ssh-keygen

Time of First Successful Submission: 2025-08-22 13:15:00

SQL Queries

Time of First Successful Submission: 2025-08-23 12:36:45

Filtering SQL

Time of First Successful Submission: 2025-08-23 12:43:17

Choosing Columns

Time of First Successful Submission: 2025-08-23 13:13:15

Exclusionary Filtering

Time of First Successful Submission: 2025-08-23 13:26:40

Filtering Strings

Time of First Successful Submission: 2025-08-23 13:29:48

Filtering on Expressions

Time of First Successful Submission: 2025-08-23 13:32:18

SELECTing Expressions

Time of First Successful Submission: 2025-08-23 13:52:26

Composite Conditions

Time of First Successful Submission: 2025-08-23 19:19:57

Reaching Your LIMITs

Time of First Successful Submission: 2025-08-23 19:27:19

Querying Metadata

Time of First Successful Submission: 2025-08-23 19:29:23


Arizona CTF 2025

1 / 23 670 / 718


Hijack Me!

Time of First Successful Submission: 2025-10-13 07:04:40


Content Injection

2 / 10 64 / 83


Teacher Login

Time of First Successful Submission: 2025-09-24 11:51:06

Teacher Login 2

Time of First Successful Submission: 2025-09-24 12:20:22


CybHer Dojo

11 / 104 2011 / 38570


Using the Terminal

Time of First Successful Submission: 2025-08-20 08:28:40

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-20 08:30:49

Using the GUI Desktop

Time of First Successful Submission: 2025-08-20 08:34:08

Pasting into the Desktop

Time of First Successful Submission: 2025-08-20 08:35:28

Restarting Challenges

Time of First Successful Submission: 2025-08-20 08:38:34

Getting Help

Time of First Successful Submission: 2025-08-20 08:41:14

Challenge Programs

Time of First Successful Submission: 2025-08-20 08:42:51

The Flag File

Time of First Successful Submission: 2025-08-20 08:44:14

Using Privileged Mode

Time of First Successful Submission: 2025-08-20 08:50:23

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-20 08:52:12

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-20 08:52:39


Fuzz Dojo

1 / 16 149 / 234


Consent

Time of First Successful Submission: 2025-10-17 11:53:41


GCA CTF

11 / 104 2011 / 38570


Using the Terminal

Time of First Successful Submission: 2025-08-20 08:28:40

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-20 08:30:49

Using the GUI Desktop

Time of First Successful Submission: 2025-08-20 08:34:08

Pasting into the Desktop

Time of First Successful Submission: 2025-08-20 08:35:28

Restarting Challenges

Time of First Successful Submission: 2025-08-20 08:38:34

Getting Help

Time of First Successful Submission: 2025-08-20 08:41:14

Challenge Programs

Time of First Successful Submission: 2025-08-20 08:42:51

The Flag File

Time of First Successful Submission: 2025-08-20 08:44:14

Using Privileged Mode

Time of First Successful Submission: 2025-08-20 08:50:23

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-20 08:52:12

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-20 08:52:39


Hacker History

8 / 8 47 / 141


External BBS (login)

Time of First Successful Submission: 2025-09-24 11:04:41

Internal BBS

Time of First Successful Submission: 2025-09-24 11:38:27

Join an IRC Server

Time of First Successful Submission: 2025-09-24 10:44:03

Join an IRC Server (with an IRC Client)

Time of First Successful Submission: 2025-09-24 10:44:32

Change your nickname

Time of First Successful Submission: 2025-09-24 10:45:28

Join a channel

Time of First Successful Submission: 2025-09-24 10:46:18

Message a channel

Time of First Successful Submission: 2025-09-24 10:47:05

Remove another user

Time of First Successful Submission: 2025-09-24 10:48:48


Honors Dojo

6 / 11 71 / 3



Honors Dojo

6 / 17 71 / 3



Honors Dojo

6 / 17 71 / 3



Privilege Escalation

184 / 562 15 / 138


aa-exec

Time of First Successful Submission: 2025-11-09 21:36:24

ab

Time of First Successful Submission: 2025-10-20 21:08:20

agetty

Time of First Successful Submission: 2025-11-09 21:37:19

alpine

Time of First Successful Submission: 2025-11-09 21:38:17

ar

Time of First Successful Submission: 2025-11-09 21:39:04

arj

Time of First Successful Submission: 2025-11-09 21:40:00

arp

Time of First Successful Submission: 2025-11-09 21:40:46

as

Time of First Successful Submission: 2025-11-09 21:41:28

ascii-xfr

Time of First Successful Submission: 2025-11-09 21:42:19

ash

Time of First Successful Submission: 2025-11-09 21:44:20

atobm

Time of First Successful Submission: 2025-11-09 22:19:16

awk

Time of First Successful Submission: 2025-11-09 22:20:20

base32

Time of First Successful Submission: 2025-11-09 22:21:06

base64

Time of First Successful Submission: 2025-11-09 22:21:42

basenc

Time of First Successful Submission: 2025-11-09 22:22:17

basez

Time of First Successful Submission: 2025-11-10 08:37:45

bash

Time of First Successful Submission: 2025-11-10 08:37:07

batcat

Time of First Successful Submission: 2025-11-10 08:40:46

bridge

Time of First Successful Submission: 2025-11-10 08:41:19

busctl

Time of First Successful Submission: 2025-11-10 08:42:04

busybox

Time of First Successful Submission: 2025-11-10 08:42:49

bzip2

Time of First Successful Submission: 2025-11-10 08:43:25

capsh

Time of First Successful Submission: 2025-11-10 08:49:13

cat

Time of First Successful Submission: 2025-11-10 08:49:33

chgrp

Time of First Successful Submission: 2025-11-10 08:50:22

chmod

Time of First Successful Submission: 2025-11-10 08:50:46

choom

Time of First Successful Submission: 2025-11-10 08:51:20

chown

Time of First Successful Submission: 2025-11-10 08:51:49

chroot

Time of First Successful Submission: 2025-11-10 08:52:20

clamscan

Time of First Successful Submission: 2025-11-10 08:53:13

cmp

Time of First Successful Submission: 2025-11-10 08:54:42

column

Time of First Successful Submission: 2025-11-10 08:55:12

comm

Time of First Successful Submission: 2025-11-10 08:55:50

cp

Time of First Successful Submission: 2025-11-10 08:56:25

cpio

Time of First Successful Submission: 2025-11-10 08:57:08

cpulimit

Time of First Successful Submission: 2025-11-10 08:57:37

csh

Time of First Successful Submission: 2025-11-10 08:58:04

csplit

Time of First Successful Submission: 2025-11-10 08:59:04

csvtool

Time of First Successful Submission: 2025-11-10 08:59:57

cupsfilter

Time of First Successful Submission: 2025-11-10 09:00:29

curl

Time of First Successful Submission: 2025-11-10 09:01:09

cut

Time of First Successful Submission: 2025-11-10 09:01:34

dash

Time of First Successful Submission: 2025-11-10 09:02:08

date

Time of First Successful Submission: 2025-11-10 09:02:36

dd

Time of First Successful Submission: 2025-11-10 09:02:59

debugfs

Time of First Successful Submission: 2025-11-10 09:07:12

dialog

Time of First Successful Submission: 2025-11-10 09:07:48

diff

Time of First Successful Submission: 2025-11-10 09:08:26

dig

Time of First Successful Submission: 2025-11-10 09:09:03

distcc

Time of First Successful Submission: 2025-11-10 09:09:29

dosbox

Time of First Successful Submission: 2025-11-15 09:39:08

ed

Time of First Successful Submission: 2025-11-10 09:28:58

efax

Time of First Successful Submission: 2025-11-10 09:29:51

elvish

Time of First Successful Submission: 2025-11-10 09:33:42

emacs

Time of First Successful Submission: 2025-11-10 09:34:58

env

Time of First Successful Submission: 2025-11-10 09:35:30

eqn

Time of First Successful Submission: 2025-11-10 09:35:58

expand

Time of First Successful Submission: 2025-11-10 09:39:21

expect

Time of First Successful Submission: 2025-11-10 09:39:50

file

Time of First Successful Submission: 2025-11-10 09:40:17

find

Time of First Successful Submission: 2025-11-10 09:40:46

fish

Time of First Successful Submission: 2025-11-10 09:41:17

flock

Time of First Successful Submission: 2025-11-10 09:41:51

fmt

Time of First Successful Submission: 2025-11-10 09:42:19

fold

Time of First Successful Submission: 2025-11-10 09:43:20

gawk

Time of First Successful Submission: 2025-11-10 09:44:00

gcore

Time of First Successful Submission: 2025-11-13 14:40:35

gdb

Time of First Successful Submission: 2025-11-10 09:49:03

genisoimage

Time of First Successful Submission: 2025-11-10 09:49:29

gimp

Time of First Successful Submission: 2025-11-13 14:32:55

grep

Time of First Successful Submission: 2025-11-10 09:50:59

gtester

Time of First Successful Submission: 2025-11-13 14:01:04

gzip

Time of First Successful Submission: 2025-11-10 09:52:33

head

Time of First Successful Submission: 2025-11-10 09:53:08

hexdump

Time of First Successful Submission: 2025-11-10 09:54:13

highlight

Time of First Successful Submission: 2025-11-10 09:54:52

hping3

Time of First Successful Submission: 2025-11-10 09:56:46

iconv

Time of First Successful Submission: 2025-11-11 07:22:13

install

Time of First Successful Submission: 2025-11-11 07:23:35

ionice

Time of First Successful Submission: 2025-11-11 07:24:15

ip

Time of First Successful Submission: 2025-11-11 07:24:48

ispell

Time of First Successful Submission: 2025-11-11 07:25:35

jjs

Time of First Successful Submission: 2025-11-11 07:26:24

join

Time of First Successful Submission: 2025-11-11 07:27:12

jq

Time of First Successful Submission: 2025-11-11 07:28:04

jrunscript

Time of First Successful Submission: 2025-11-11 07:28:52

ksh

Time of First Successful Submission: 2025-11-11 07:29:25

ld.so

Time of First Successful Submission: 2025-11-11 07:30:02

less

Time of First Successful Submission: 2025-11-11 07:30:30

links

Time of First Successful Submission: 2025-11-11 07:30:59

logsave

Time of First Successful Submission: 2025-11-11 07:31:33

look

Time of First Successful Submission: 2025-11-11 07:31:59

lua

Time of First Successful Submission: 2025-11-11 07:32:46

make

Time of First Successful Submission: 2025-11-13 14:00:06

mawk

Time of First Successful Submission: 2025-11-11 07:35:57

minicom

Time of First Successful Submission: 2025-11-11 07:37:11

more

Time of First Successful Submission: 2025-11-11 07:37:31

mosquitto

Time of First Successful Submission: 2025-11-11 07:38:01

msgfilter

Time of First Successful Submission: 2025-11-11 07:38:43

msguniq

Time of First Successful Submission: 2025-11-11 07:52:53

multitime

Time of First Successful Submission: 2025-11-11 07:53:22

nasm

Time of First Successful Submission: 2025-11-11 12:37:38

ncftp

Time of First Successful Submission: 2025-11-11 12:38:16

nice

Time of First Successful Submission: 2025-11-11 12:38:54

nl

Time of First Successful Submission: 2025-11-11 12:39:26

nm

Time of First Successful Submission: 2025-11-11 12:40:05

nmap

Time of First Successful Submission: 2025-11-13 11:42:57

node

Time of First Successful Submission: 2025-11-11 12:52:20

nohup

Time of First Successful Submission: 2025-11-11 12:53:04

od

Time of First Successful Submission: 2025-11-11 12:54:05

openssl

Time of First Successful Submission: 2025-11-11 12:54:42

openvpn

Time of First Successful Submission: 2025-11-11 12:55:17

pandoc

Time of First Successful Submission: 2025-11-11 12:55:46

paste

Time of First Successful Submission: 2025-11-11 12:56:09

perl

Time of First Successful Submission: 2025-11-11 12:57:06

pexec

Time of First Successful Submission: 2025-11-11 12:57:32

php

Time of First Successful Submission: 2025-11-11 12:58:03

pidstat

Time of First Successful Submission: 2025-11-11 12:58:51

pr

Time of First Successful Submission: 2025-11-13 07:07:41

ptx

Time of First Successful Submission: 2025-11-13 07:08:26

python

Time of First Successful Submission: 2025-11-13 07:09:04

rc

Time of First Successful Submission: 2025-11-13 07:09:42

readelf

Time of First Successful Submission: 2025-11-13 07:10:29

rev

Time of First Successful Submission: 2025-11-13 07:12:34

rlwrap

Time of First Successful Submission: 2025-11-13 07:13:36

rsync

Time of First Successful Submission: 2025-11-13 07:15:01

rtorrent

Time of First Successful Submission: 2025-11-13 07:15:46

run-parts

Time of First Successful Submission: 2025-11-13 07:16:40

sash

Time of First Successful Submission: 2025-11-13 07:17:42

sed

Time of First Successful Submission: 2025-11-13 07:21:47

setarch

Time of First Successful Submission: 2025-11-13 07:22:21

setfacl

Time of First Successful Submission: 2025-11-13 07:23:01

setlock

Time of First Successful Submission: 2025-11-13 07:23:26

shuf

Time of First Successful Submission: 2025-11-13 07:24:19

soelim

Time of First Successful Submission: 2025-11-13 07:25:04

softlimit

Time of First Successful Submission: 2025-11-13 07:25:32

sort

Time of First Successful Submission: 2025-11-13 07:26:13

sqlite3

Time of First Successful Submission: 2025-11-13 07:26:59

ss

Time of First Successful Submission: 2025-11-13 07:27:46

ssh-agent

Time of First Successful Submission: 2025-11-13 07:28:28

ssh-keygen

Time of First Successful Submission: 2025-11-13 11:41:28

ssh-keyscan

Time of First Successful Submission: 2025-11-13 07:33:27

sshpass

Time of First Successful Submission: 2025-11-13 07:33:58

start-stop-daemon

Time of First Successful Submission: 2025-11-13 07:34:28

stdbuf

Time of First Successful Submission: 2025-11-13 07:35:10

strace

Time of First Successful Submission: 2025-11-13 07:35:35

strings

Time of First Successful Submission: 2025-11-13 07:36:07

su

Time of First Successful Submission: 2025-11-13 07:36:47

tac

Time of First Successful Submission: 2025-11-13 07:38:09

tail

Time of First Successful Submission: 2025-11-13 07:38:31

taskset

Time of First Successful Submission: 2025-11-13 07:38:56

tbl

Time of First Successful Submission: 2025-11-13 07:39:36

tclsh

Time of First Successful Submission: 2025-11-13 07:40:18

tftp

Time of First Successful Submission: 2025-11-13 11:35:01

time

Time of First Successful Submission: 2025-11-13 11:15:19

timeout

Time of First Successful Submission: 2025-11-13 07:44:11

troff

Time of First Successful Submission: 2025-11-13 07:46:24

ul

Time of First Successful Submission: 2025-11-13 07:47:20

unexpand

Time of First Successful Submission: 2025-11-13 07:47:41

uniq

Time of First Successful Submission: 2025-11-13 07:48:00

unzip

Time of First Successful Submission: 2025-11-13 07:50:41

uuencode

Time of First Successful Submission: 2025-11-13 07:54:03

view

Time of First Successful Submission: 2025-11-13 07:55:15

vim

Time of First Successful Submission: 2025-11-13 07:56:01

w3m

Time of First Successful Submission: 2025-11-13 07:57:01

watch

Time of First Successful Submission: 2025-11-13 07:57:36

wc

Time of First Successful Submission: 2025-11-13 07:58:13

wget

Time of First Successful Submission: 2025-11-13 07:58:48

whiptail

Time of First Successful Submission: 2025-11-13 10:32:51

xargs

Time of First Successful Submission: 2025-11-13 08:01:43

xdotool

Time of First Successful Submission: 2025-11-13 08:05:47

xmodmap

Time of First Successful Submission: 2025-11-13 08:06:32

xmore

Time of First Successful Submission: 2025-11-13 08:07:24

xxd

Time of First Successful Submission: 2025-11-13 08:02:50

xz

Time of First Successful Submission: 2025-11-13 08:03:18

yash

Time of First Successful Submission: 2025-11-13 08:03:43

zsh

Time of First Successful Submission: 2025-11-13 08:04:05

zsoelim

Time of First Successful Submission: 2025-11-13 08:04:35

sudo

Time of First Successful Submission: 2025-11-09 22:45:36

tar

Time of First Successful Submission: 2025-11-09 22:46:35

vigr

Time of First Successful Submission: 2025-11-09 22:50:28

vipw

Time of First Successful Submission: 2025-11-09 22:51:11

CVE-2023-22809

Time of First Successful Submission: 2025-11-13 10:11:56

CVE-2025-32463

Time of First Successful Submission: 2025-11-13 10:18:41


Pwntools Tutorials

12 / 12 248 / 1131


Level 0.0

Time of First Successful Submission: 2025-08-29 17:45:28

Level 1.0

Time of First Successful Submission: 2025-09-24 07:11:48

Level 1.1

Time of First Successful Submission: 2025-09-24 07:15:43

Level 2.0

Time of First Successful Submission: 2025-09-24 07:18:11

Level 2.1

Time of First Successful Submission: 2025-09-24 07:21:11

Level 2.2

Time of First Successful Submission: 2025-09-24 07:25:53

Level 2.3

Time of First Successful Submission: 2025-09-24 07:29:33

Level 2.4

Time of First Successful Submission: 2025-09-24 07:32:15

Level 2.5

Time of First Successful Submission: 2025-09-24 07:34:51

Level 2.6

Time of First Successful Submission: 2025-09-24 07:38:09

Level 3.0

Time of First Successful Submission: 2025-09-24 08:11:56

Level 4.0

Time of First Successful Submission: 2025-09-24 10:17:58


The Art of the Shell

2 / 55 278 / 467


The Transient Path

Time of First Successful Submission: 2025-10-13 07:04:40

Ferocious Functionality

Time of First Successful Submission: 2025-10-13 07:07:48