teonolex

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Indonesia

Intro to Programming Languages

15 / 234 3691 / 28150


Commands

Time of First Successful Submission: 2025-09-03 06:43:52

Command Arguments

Time of First Successful Submission: 2025-09-03 06:44:26

Command History

Time of First Successful Submission: 2025-09-03 06:44:57

The Root Path

Time of First Successful Submission: 2025-09-03 06:47:25

Absolute Paths

Time of First Successful Submission: 2025-09-03 06:48:04

Changing position

Time of First Successful Submission: 2025-09-03 06:48:56

Changing to an Absolute Path

Time of First Successful Submission: 2025-09-03 06:51:27

Relative Paths

Time of First Successful Submission: 2025-09-03 06:53:01

Cat

Time of First Successful Submission: 2025-09-03 07:02:00

Ls

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

Ls All

Time of First Successful Submission: 2025-09-03 07:08:29

Find

Time of First Successful Submission: 2025-09-03 07:20:27

Piping Echo

Time of First Successful Submission: 2025-09-03 09:23:51

Piping Stdout

Time of First Successful Submission: 2025-09-03 09:24:45

Piping Stdin

Time of First Successful Submission: 2025-09-03 09:35:24


Intro to Cybersecurity

183 / 183 65 / 17895


Path Traversal 1

Time of First Successful Submission: 2025-09-10 18:16:33

Path Traversal 2

Time of First Successful Submission: 2025-09-10 18:18:55

CMDi 1

Time of First Successful Submission: 2025-09-10 18:26:45

CMDi 2

Time of First Successful Submission: 2025-09-10 18:28:03

CMDi 3

Time of First Successful Submission: 2025-09-11 12:08:28

CMDi 4

Time of First Successful Submission: 2025-09-11 12:10:24

CMDi 5

Time of First Successful Submission: 2025-09-11 12:13:28

CMDi 6

Time of First Successful Submission: 2025-09-11 12:23:42

Authentication Bypass 1

Time of First Successful Submission: 2025-09-11 12:53:33

Authentication Bypass 2

Time of First Successful Submission: 2025-09-11 12:55:14

SQLi 1

Time of First Successful Submission: 2025-09-11 13:06:10

SQLi 2

Time of First Successful Submission: 2025-09-11 13:16:31

SQLi 3

Time of First Successful Submission: 2025-09-11 13:33:37

SQLi 4

Time of First Successful Submission: 2025-09-11 13:56:05

SQLi 5

Time of First Successful Submission: 2025-09-11 15:10:21

XSS 1

Time of First Successful Submission: 2025-09-11 16:05:34

XSS 2

Time of First Successful Submission: 2025-09-11 16:12:13

XSS 3

Time of First Successful Submission: 2025-09-11 16:17:02

XSS 4

Time of First Successful Submission: 2025-09-11 16:19:53

XSS 5

Time of First Successful Submission: 2025-09-11 16:39:28

XSS 6

Time of First Successful Submission: 2025-09-11 16:48:02

XSS 7

Time of First Successful Submission: 2025-09-11 17:22:50

CSRF 1

Time of First Successful Submission: 2025-09-12 09:40:52

CSRF 2

Time of First Successful Submission: 2025-09-12 10:02:40

CSRF 3

Time of First Successful Submission: 2025-09-12 10:24:45

CSRF 4

Time of First Successful Submission: 2025-09-12 10:40:37

CSRF 5

Time of First Successful Submission: 2025-09-12 11:12:15

Connect

Time of First Successful Submission: 2025-09-12 14:54:11

Send

Time of First Successful Submission: 2025-09-12 14:56:35

Shutdown

Time of First Successful Submission: 2025-09-12 15:08:43

Listen

Time of First Successful Submission: 2025-09-12 15:16:00

Scan 1

Time of First Successful Submission: 2025-09-12 15:31:01

Scan 2

Time of First Successful Submission: 2025-09-12 17:39:41

Monitor 1

Time of First Successful Submission: 2025-09-15 06:53:35

Monitor 2

Time of First Successful Submission: 2025-09-15 07:25:10

Sniffing Cookies

Time of First Successful Submission: 2025-09-15 10:45:31

Network Configuration

Time of First Successful Submission: 2025-09-15 11:05:54

Firewall 1

Time of First Successful Submission: 2025-09-15 13:16:35

Firewall 2

Time of First Successful Submission: 2025-09-15 13:18:14

Firewall 3

Time of First Successful Submission: 2025-09-15 13:22:14

Denial of Service 1

Time of First Successful Submission: 2025-09-15 14:10:36

Denial of Service 2

Time of First Successful Submission: 2025-09-15 14:17:06

Denial of Service 3

Time of First Successful Submission: 2025-09-15 14:56:59

Ethernet

Time of First Successful Submission: 2025-09-15 15:16:55

IP

Time of First Successful Submission: 2025-09-15 15:18:26

TCP

Time of First Successful Submission: 2025-09-15 15:22:01

TCP Handshake

Time of First Successful Submission: 2025-09-15 15:33:00

UDP

Time of First Successful Submission: 2025-09-16 11:47:07

UDP 2

Time of First Successful Submission: 2025-09-16 12:10:13

UDP Spoofing 1

Time of First Successful Submission: 2025-09-16 12:53:23

UDP Spoofing 2

Time of First Successful Submission: 2025-09-16 13:41:34

UDP Spoofing 3

Time of First Successful Submission: 2025-09-16 14:07:43

UDP Spoofing 4

Time of First Successful Submission: 2025-09-16 15:39:10

ARP

Time of First Successful Submission: 2025-09-16 15:48:24

Intercept

Time of First Successful Submission: 2025-09-17 12:17:49

Man-in-the-Middle

Time of First Successful Submission: 2025-09-17 19:06:29

XOR

Time of First Successful Submission: 2025-09-18 12:14:43

XORing Hex

Time of First Successful Submission: 2025-09-18 12:23:09

XORing ASCII

Time of First Successful Submission: 2025-09-18 12:37:00

XORing ASCII Strings

Time of First Successful Submission: 2025-09-18 13:18:42

One-time Pad

Time of First Successful Submission: 2025-09-18 13:30:13

One-time Pad Tampering

Time of First Successful Submission: 2025-09-18 13:39:17

Many-time Pad

Time of First Successful Submission: 2025-09-18 13:53:02

AES

Time of First Successful Submission: 2025-09-18 13:56:56

AES-ECB-CPA

Time of First Successful Submission: 2025-09-18 16:30:43

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-09-18 17:14:36

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-09-19 07:34:46

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-09-19 07:54:15

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-09-19 09:40:48

AES-ECB-CPA-Prefix-2

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

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-09-19 09:53:14

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-09-19 10:45:13

AES-CBC

Time of First Successful Submission: 2025-09-19 10:54:01

AES-CBC Tampering

Time of First Successful Submission: 2025-09-19 11:21:05

AES-CBC Resizing

Time of First Successful Submission: 2025-09-19 12:25:06

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-09-19 16:06:35

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-09-20 09:25:12

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-09-20 09:50:25

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-09-20 13:12:40

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-09-20 13:41:01

DHKE

Time of First Successful Submission: 2025-09-20 15:39:21

DHKE-to-AES

Time of First Successful Submission: 2025-09-20 15:49:23

RSA 1

Time of First Successful Submission: 2025-09-20 15:58:56

RSA 2

Time of First Successful Submission: 2025-09-21 09:15:11

RSA 3

Time of First Successful Submission: 2025-09-21 09:30:56

RSA 4

Time of First Successful Submission: 2025-09-21 09:49:36

RSA Signatures

Time of First Successful Submission: 2025-09-21 10:13:19

SHA 1

Time of First Successful Submission: 2025-09-21 12:47:22

SHA 2

Time of First Successful Submission: 2025-09-21 13:07:52

TLS 1

Time of First Successful Submission: 2025-09-21 14:20:04

TLS 2

Time of First Successful Submission: 2025-09-21 17:19:31

level1

Time of First Successful Submission: 2025-09-22 10:48:42

level2

Time of First Successful Submission: 2025-09-22 10:53:34

level3

Time of First Successful Submission: 2025-09-22 10:55:28

level4

Time of First Successful Submission: 2025-09-22 11:17:41

level5

Time of First Successful Submission: 2025-09-22 11:29:51

level6

Time of First Successful Submission: 2025-09-22 12:27:25

level7

Time of First Successful Submission: 2025-09-22 12:31:03

level8

Time of First Successful Submission: 2025-09-22 12:33:08

level9

Time of First Successful Submission: 2025-09-22 12:34:00

level10

Time of First Successful Submission: 2025-09-22 12:36:38

level11

Time of First Successful Submission: 2025-09-22 12:43:38

level12

Time of First Successful Submission: 2025-09-22 12:48:36

level13

Time of First Successful Submission: 2025-09-22 12:51:06

level14

Time of First Successful Submission: 2025-09-22 12:52:08

level15

Time of First Successful Submission: 2025-09-22 12:52:59

level16

Time of First Successful Submission: 2025-09-22 12:54:35

level17

Time of First Successful Submission: 2025-09-22 13:19:37

level18

Time of First Successful Submission: 2025-09-22 13:24:07

level19

Time of First Successful Submission: 2025-09-22 13:29:14

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-09-23 18:52:35

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-09-24 09:16:06

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-09-24 09:53:17

Reading Endianness (Python)

Time of First Successful Submission: 2025-09-25 13:27:17

Reading Endianness (C)

Time of First Successful Submission: 2025-09-25 13:29:41

Reading Endianness (x86)

Time of First Successful Submission: 2025-09-25 13:19:51

Version Information (Python)

Time of First Successful Submission: 2025-09-25 18:08:24

Version Information (C)

Time of First Successful Submission: 2025-09-25 18:10:01

Version Information (x86)

Time of First Successful Submission: 2025-09-25 18:03:10

Metadata and Data (Python)

Time of First Successful Submission: 2025-09-26 07:12:57

Metadata and Data (C)

Time of First Successful Submission: 2025-09-26 07:20:47

Metadata and Data (x86)

Time of First Successful Submission: 2025-09-26 07:06:02

Input Restrictions (Python)

Time of First Successful Submission: 2025-09-26 07:39:36

Input Restrictions (C)

Time of First Successful Submission: 2025-09-26 07:42:11

Input Restrictions (x86)

Time of First Successful Submission: 2025-09-26 07:37:19

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-09-26 08:47:00

Behold the cIMG! (C)

Time of First Successful Submission: 2025-09-26 08:45:35

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-09-26 08:43:11

A Basic cIMG (Python)

Time of First Successful Submission: 2025-09-26 10:33:57

A Basic cIMG (C)

Time of First Successful Submission: 2025-09-26 10:36:31

A Basic cIMG (x86)

Time of First Successful Submission: 2025-09-26 10:31:26

Internal State Mini (C)

Time of First Successful Submission: 2025-09-26 13:55:16

Internal State Mini (x86)

Time of First Successful Submission: 2025-09-26 13:50:34

Internal State (C)

Time of First Successful Submission: 2025-09-26 14:35:33

Internal State (x86)

Time of First Successful Submission: 2025-09-26 14:22:18

File Formats: Directives (C)

Time of First Successful Submission: 2025-09-26 16:35:11

File Formats: Directives (x86)

Time of First Successful Submission: 2025-09-26 16:26:02

The Patch Directive

Time of First Successful Submission: 2025-09-27 15:29:56

Optimizing for Space

Time of First Successful Submission: 2025-09-27 17:07:39

Tweaking Images

Time of First Successful Submission: 2025-09-27 16:14:06

Storage and Retrieval

Time of First Successful Submission: 2025-09-27 19:35:37

Extracting Knowledge

Time of First Successful Submission: 2025-09-28 13:20:28

Advanced Sprites

Time of First Successful Submission: 2025-09-29 12:00:23

Accessing Resources

Time of First Successful Submission: 2025-09-29 12:23:16

Unsafe Animations

Time of First Successful Submission: 2025-09-29 12:47:36

Animations

Time of First Successful Submission: 2025-09-29 13:02:01

Interoperability: Patching Data

Time of First Successful Submission: 2025-09-29 13:50:50

Patching Code

Time of First Successful Submission: 2025-09-29 14:54:21

Patching Control Flow

Time of First Successful Submission: 2025-09-29 16:29:38

Your First Overflow (easy)

Time of First Successful Submission: 2025-09-30 08:41:05

Your First Overflow (hard)

Time of First Successful Submission: 2025-09-30 08:51:40

Precision (easy)

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

Precision (hard)

Time of First Successful Submission: 2025-09-30 09:14:02

Variable Control (easy)

Time of First Successful Submission: 2025-09-30 09:26:35

Variable Control (hard)

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

Control Hijack (easy)

Time of First Successful Submission: 2025-09-30 09:47:43

Control Hijack (hard)

Time of First Successful Submission: 2025-09-30 10:37:56

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-09-30 10:43:40

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-09-30 10:45:49

PIEs (easy)

Time of First Successful Submission: 2025-09-30 12:32:04

PIEs (hard)

Time of First Successful Submission: 2025-09-30 12:34:58

String Lengths (easy)

Time of First Successful Submission: 2025-09-30 13:40:08

String Lengths (hard)

Time of First Successful Submission: 2025-09-30 13:42:32

Basic Shellcode

Time of First Successful Submission: 2025-09-30 13:52:45

NOP Sleds

Time of First Successful Submission: 2025-09-30 13:58:22

NULL-Free Shellcode

Time of First Successful Submission: 2025-09-30 14:23:17

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-09-30 16:31:45

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2025-09-30 16:33:50

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-09-30 16:44:43

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-09-30 16:47:16

ECB-to-Win (easy)

Time of First Successful Submission: 2025-10-01 11:59:22

ECB-to-Win (hard)

Time of First Successful Submission: 2025-10-01 12:34:06

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-10-01 12:59:08

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-10-01 13:02:28

CIMG Screenshots

Time of First Successful Submission: 2025-10-02 15:21:57

CIMG Screenshots 2

Time of First Successful Submission: 2025-10-02 19:16:08

Wily Webserver

Time of First Successful Submission: 2025-10-03 11:33:05

The Watering Hole

Time of First Successful Submission: 2025-10-03 17:24:04

Secure Chat 1

Time of First Successful Submission: 2025-10-06 08:50:17

Secure Chat 2

Time of First Successful Submission: 2025-10-06 10:07:20

Secure Chat 3

Time of First Successful Submission: 2025-10-09 12:33:08

Secure Chat 4

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

Secure Chat 5

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


Program Security

159 / 162 54 / 9030


ello ackers!

Time of First Successful Submission: 2025-10-15 13:57:29

Syscall Smuggler

Time of First Successful Submission: 2025-10-16 12:58:07

Syscall Shenanigans

Time of First Successful Submission: 2025-10-16 13:34:30

Byte Budget

Time of First Successful Submission: 2025-10-16 16:46:32

ClobberCode

Time of First Successful Submission: 2025-10-17 09:06:55

Diverse Delivery

Time of First Successful Submission: 2025-10-17 09:28:35

Pocket Payload

Time of First Successful Submission: 2025-10-17 14:03:24

Micro Menace

Time of First Successful Submission: 2025-10-19 15:44:31

Login Leakage (Easy)

Time of First Successful Submission: 2025-10-21 14:39:32

Login Leakage (Hard)

Time of First Successful Submission: 2025-10-21 14:44:35

Bounds Breaker (Easy)

Time of First Successful Submission: 2025-10-21 14:56:58

Bounds Breaker (Hard)

Time of First Successful Submission: 2025-10-21 15:06:08

Casting Catastrophe (Easy)

Time of First Successful Submission: 2025-10-21 17:20:25

Casting Catastrophe (Hard)

Time of First Successful Submission: 2025-10-21 17:27:39

Pointer Problems (Easy)

Time of First Successful Submission: 2025-10-22 11:58:57

Pointer Problems (Hard)

Time of First Successful Submission: 2025-10-22 12:04:29

Anomalous Array (Easy)

Time of First Successful Submission: 2025-10-22 18:05:30

Anomalous Array (Hard)

Time of First Successful Submission: 2025-10-22 18:17:05

Now you got it (Easy)

Time of First Successful Submission: 2025-10-23 14:36:38

Now you got it (Hard)

Time of First Successful Submission: 2025-10-23 15:00:47

Loop Lunacy (Easy)

Time of First Successful Submission: 2025-10-23 17:06:24

Loop Lunacy (Hard)

Time of First Successful Submission: 2025-10-23 17:14:39

Nosy Neighbor (Easy)

Time of First Successful Submission: 2025-10-23 17:33:47

Nosy Neighbor (Hard)

Time of First Successful Submission: 2025-10-23 17:39:41

Recursive Ruin (Easy)

Time of First Successful Submission: 2025-10-24 10:05:41

Recursive Ruin (Hard)

Time of First Successful Submission: 2025-10-24 10:11:22

Lingering Leftover (Easy)

Time of First Successful Submission: 2025-10-24 10:33:09

Lingering Leftover (Hard)

Time of First Successful Submission: 2025-10-24 10:37:54

Latent Leak (Easy)

Time of First Successful Submission: 2025-10-24 12:48:39

Latent Leak (Hard)

Time of First Successful Submission: 2025-10-24 13:20:29

Fork Foolery (Easy)

Time of First Successful Submission: 2025-10-24 14:10:42

Fork Foolery (Hard)

Time of First Successful Submission: 2025-10-24 14:25:46

Canary Conundrum (Easy)

Time of First Successful Submission: 2025-10-25 14:44:12

Canary Conundrum (Hard)

Time of First Successful Submission: 2025-10-25 14:52:09

A Crafty Clobber (Easy)

Time of First Successful Submission: 2025-10-25 15:24:57

A Crafty Clobber (Hard)

Time of First Successful Submission: 2025-10-25 15:39:35

Can It Fizz?

Time of First Successful Submission: 2025-10-26 16:12:32

Does It Buzz?

Time of First Successful Submission: 2025-10-26 18:17:43

Make It FizzBuzz

Time of First Successful Submission: 2025-10-28 16:14:18

Terrible Token (Easy)

Time of First Successful Submission: 2025-10-29 11:18:00

Terrible Token (Hard)

Time of First Successful Submission: 2025-10-29 11:21:04

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-10-29 18:16:02

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-10-29 18:22:10

Bit Bender

Time of First Successful Submission: 2025-10-30 09:21:34

Substitution Sorcery

Time of First Successful Submission: 2025-10-30 09:47:04

Meager Mangler (Easy)

Time of First Successful Submission: 2025-10-30 10:04:08

Meager Mangler (Hard)

Time of First Successful Submission: 2025-10-30 10:06:32

Monstrous Mangler (Easy)

Time of First Successful Submission: 2025-10-30 10:27:38

Monstrous Mangler (Hard)

Time of First Successful Submission: 2025-10-30 16:47:32

Patched Up (Easy)

Time of First Successful Submission: 2025-10-31 13:00:27

Patched Up (Hard)

Time of First Successful Submission: 2025-10-31 13:14:48

Puzzle Patch (Easy)

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

Puzzle Patch (Hard)

Time of First Successful Submission: 2025-10-31 13:33:37

Patch Perfect (Easy)

Time of First Successful Submission: 2025-10-31 14:18:27

Patch Perfect (Hard)

Time of First Successful Submission: 2025-10-31 14:23:10

Trust the Yancode (Easy)

Time of First Successful Submission: 2025-11-01 06:25:53

Trust the Yancode (Hard)

Time of First Successful Submission: 2025-11-01 06:50:53

Know the Yancode (Easy)

Time of First Successful Submission: 2025-11-01 08:43:48

Know the Yancode (Hard)

Time of First Successful Submission: 2025-11-01 08:56:46

Master the Yancode (Easy)

Time of First Successful Submission: 2025-11-01 14:39:53

Master the Yancode (Hard)

Time of First Successful Submission: 2025-11-01 14:48:40

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-11-01 14:55:33

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-11-01 15:03:34

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-11-01 16:58:21

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-11-01 17:27:26

The Yangler (Easy)

Time of First Successful Submission: 2025-11-02 12:45:59

The Yangler (Hard)

Time of First Successful Submission: 2025-11-02 13:14:41

Yancraft (Easy)

Time of First Successful Submission: 2025-11-02 16:46:31

Yancraft (Hard)

Time of First Successful Submission: 2025-11-02 16:57:57

Yansanity (Easy)

Time of First Successful Submission: 2025-11-03 16:04:52

Yansanity (Hard)

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

When the Cow Says Moo

Time of First Successful Submission: 2025-11-04 16:09:41

Predictable Migration

Time of First Successful Submission: 2025-11-05 18:24:22

Hashing Heifers

Time of First Successful Submission: 2025-11-06 09:28:59

Salty Stampede

Time of First Successful Submission: 2025-11-06 13:39:52

Loose Link (Easy)

Time of First Successful Submission: 2025-11-07 09:02:55

Loose Link (Hard)

Time of First Successful Submission: 2025-11-07 09:06:04

Call Chain (Easy)

Time of First Successful Submission: 2025-11-07 09:34:06

Call Chain (Hard)

Time of First Successful Submission: 2025-11-07 09:37:33

Chain of Command (Easy)

Time of First Successful Submission: 2025-11-07 12:23:07

Chain of Command (Hard)

Time of First Successful Submission: 2025-11-07 12:29:10

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-11-07 14:37:59

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-11-07 15:05:11

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-11-07 16:55:55

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-11-07 17:00:57

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-11-08 15:08:02

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-11-08 16:42:46

Leaky Libc (Easy)

Time of First Successful Submission: 2025-11-10 17:30:43

Leaky Libc (Hard)

Time of First Successful Submission: 2025-11-10 17:50:18

Putsception (Easy)

Time of First Successful Submission: 2025-11-10 19:20:10

Putsception (Hard)

Time of First Successful Submission: 2025-11-10 19:26:24

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-11-12 15:32:22

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-11-12 15:57:20

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-11-12 17:06:54

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-11-12 17:10:08

Pivotal Payload (Easy)

Time of First Successful Submission: 2025-11-13 12:43:06

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-11-13 12:47:55

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-11-13 16:38:35

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-11-13 17:35:50

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-11-14 16:57:27

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-11-14 17:11:57

ROP Roulette (Easy)

Time of First Successful Submission: 2025-11-17 14:45:45

ROP Roulette (Hard)

Time of First Successful Submission: 2025-11-17 15:15:38

Libc Lottery (Easy)

Time of First Successful Submission: 2025-11-18 10:27:48

Libc Lottery (Hard)

Time of First Successful Submission: 2025-11-18 11:18:32

Freebie (Easy)

Time of First Successful Submission: 2025-11-18 14:52:31

Freebie (Hard)

Time of First Successful Submission: 2025-11-18 14:56:08

Freebin Feint (Easy)

Time of First Successful Submission: 2025-11-18 15:15:16

Freebin Feint (Hard)

Time of First Successful Submission: 2025-11-18 15:36:12

Free Flag Fumble (Easy)

Time of First Successful Submission: 2025-11-18 15:45:16

Free Flag Fumble (Hard)

Time of First Successful Submission: 2025-11-18 15:49:16

Fickle Free (Easy)

Time of First Successful Submission: 2025-11-19 18:45:43

Fickle Free (Hard)

Time of First Successful Submission: 2025-11-19 18:50:25

Malloc Mirage (Easy)

Time of First Successful Submission: 2025-11-20 17:29:18

Malloc Mirage (Hard)

Time of First Successful Submission: 2025-11-20 17:31:25

Seeking Secrets (Easy)

Time of First Successful Submission: 2025-11-20 18:21:38

Seeking Secrets (Hard)

Time of First Successful Submission: 2025-11-20 18:32:35

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2025-11-20 18:49:47

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2025-11-20 18:58:31

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-11-20 19:05:58

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-11-20 19:07:30

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-11-20 19:17:38

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2025-11-20 19:19:22

Sus Sequence (Easy)

Time of First Successful Submission: 2025-11-21 18:08:03

Sus Sequence (Hard)

Time of First Successful Submission: 2025-11-21 18:10:18

Echo Emanations (Easy)

Time of First Successful Submission: 2025-11-22 18:32:13

Echo Emanations (Hard)

Time of First Successful Submission: 2025-11-22 18:35:52

Stack Spoofing (Easy)

Time of First Successful Submission: 2025-11-22 18:49:49

Stack Spoofing (Hard)

Time of First Successful Submission: 2025-11-22 18:52:57

Stack Summoning (Easy)

Time of First Successful Submission: 2025-11-23 18:21:48

Stack Summoning (Hard)

Time of First Successful Submission: 2025-11-23 19:14:10

Enterprising Echo (Easy)

Time of First Successful Submission: 2025-11-24 15:05:43

Enterprising Echo (Hard)

Time of First Successful Submission: 2025-11-24 17:04:59

Ephemeral Echo (Easy)

Time of First Successful Submission: 2025-11-25 14:48:37

Ephemeral Echo (Hard)

Time of First Successful Submission: 2025-11-25 14:53:16

Seeking Safe Secrets (Easy)

Time of First Successful Submission: 2025-11-25 19:31:27

Seeking Safe Secrets (Hard)

Time of First Successful Submission: 2025-11-25 19:34:26

Sus Sequence Safety (Easy)

Time of First Successful Submission: 2025-11-27 13:57:51

Sus Sequence Safety (Hard)

Time of First Successful Submission: 2025-11-27 14:03:04

Safely Stack Summoning (Easy)

Time of First Successful Submission: 2025-11-27 16:20:35

Safely Stack Summoning (Hard)

Time of First Successful Submission: 2025-11-27 16:23:03

Overlapping Odyssey (Easy)

Time of First Successful Submission: 2025-11-28 12:53:41

Overlapping Odyssey (Hard)

Time of First Successful Submission: 2025-11-28 12:57:06

Tcache Terror (Easy)

Time of First Successful Submission: 2025-12-12 10:26:06

Tcache Terror (Hard)

Time of First Successful Submission: 2025-12-12 11:10:59

Containment Composition (Easy)

Time of First Successful Submission: 2025-12-05 17:11:35

Containment Composition (Hard)

Time of First Successful Submission: 2025-12-05 17:33:41

Constant Corruption (Easy)

Time of First Successful Submission: 2025-12-06 15:16:46

Constant Corruption (Hard)

Time of First Successful Submission: 2025-12-06 15:27:06

Return to YanLand (Easy)

Time of First Successful Submission: 2025-12-07 18:46:52

Return to YanLand (Hard)

Time of First Successful Submission: 2025-12-07 19:14:29

Escape from YanLand (Easy)

Time of First Successful Submission: 2025-12-08 15:11:45

Escape from YanLand (Hard)

Time of First Successful Submission: 2025-12-08 15:21:53

The YanFilter (Easy)

Time of First Successful Submission: 2025-12-08 18:38:04

The YanFilter (Hard)

Time of First Successful Submission: 2025-12-08 18:46:07

The Great YanFilter (Easy)

Time of First Successful Submission: 2025-12-09 15:29:51

The Great YanFilter (Hard)

Time of First Successful Submission: 2025-12-09 15:37:34

Yan85 Reborn (Easy)

Time of First Successful Submission: 2025-12-11 16:35:13

Yan85 Reborn (Hard)

Time of First Successful Submission: 2025-12-11 16:48:34


System Security

60 / 95 517 / 3185


chroot-escape-basic

Time of First Successful Submission: 2025-12-17 12:14:34

chroot-shellcode

Time of First Successful Submission: 2025-12-17 12:52:15

chroot-proper

Time of First Successful Submission: 2025-12-17 15:52:27

seccomp-basic

Time of First Successful Submission: 2025-12-18 12:48:53

seccomp-linkat

Time of First Successful Submission: 2025-12-18 13:43:25

seccomp-fchdir

Time of First Successful Submission: 2025-12-18 13:46:15

seccomp-rechroot

Time of First Successful Submission: 2025-12-18 13:56:15

seccomp-only

Time of First Successful Submission: 2025-12-18 14:16:17

seccomp-arch32

Time of First Successful Submission: 2025-12-19 16:51:37

seccomp-minimal

Time of First Successful Submission: 2025-12-19 17:08:02

seccomp-timebased

Time of First Successful Submission: 2025-12-19 19:03:59

seccomp-readonly

Time of First Successful Submission: 2025-12-20 15:45:20

process-isolation

Time of First Successful Submission: 2025-12-20 17:53:19

mount-namespace

Time of First Successful Submission: 2025-12-22 10:57:21

mount-cleanup

Time of First Successful Submission: 2025-12-22 13:36:38

mount-readonly

Time of First Successful Submission: 2025-12-22 14:42:10

mount-shellcode

Time of First Successful Submission: 2025-12-23 13:13:00

mount-bindmount

Time of First Successful Submission: 2025-12-23 17:40:22

level1.0

Time of First Successful Submission: 2025-12-24 15:04:02

level1.1

Time of First Successful Submission: 2025-12-24 15:11:18

level2.0

Time of First Successful Submission: 2025-12-24 16:06:57

level2.1

Time of First Successful Submission: 2025-12-24 16:54:11

level3.0

Time of First Successful Submission: 2025-12-25 12:51:49

level3.1

Time of First Successful Submission: 2025-12-25 12:54:30

level4.0

Time of First Successful Submission: 2025-12-25 13:05:08

level4.1

Time of First Successful Submission: 2025-12-25 13:26:04

level5.0

Time of First Successful Submission: 2025-12-25 14:15:20

level5.1

Time of First Successful Submission: 2025-12-25 15:23:40

level6.0

Time of First Successful Submission: 2025-12-27 14:05:29

level6.1

Time of First Successful Submission: 2025-12-27 15:40:39

level7.0

Time of First Successful Submission: 2025-12-27 15:54:17

level7.1

Time of First Successful Submission: 2025-12-27 16:13:37

level8.0

Time of First Successful Submission: 2025-12-27 16:22:21

level8.1

Time of First Successful Submission: 2025-12-27 16:38:14

level9.0

Time of First Successful Submission: 2025-12-28 12:29:25

level9.1

Time of First Successful Submission: 2025-12-28 14:17:15

level10.0

Time of First Successful Submission: 2025-12-28 14:39:03

level10.1

Time of First Successful Submission: 2025-12-28 16:01:56

level11.0

Time of First Successful Submission: 2025-12-28 16:35:51

level11.1

Time of First Successful Submission: 2025-12-28 18:21:56

level1.0

Time of First Successful Submission: 2025-12-29 17:41:00

level1.1

Time of First Successful Submission: 2025-12-29 17:57:25

level2.0

Time of First Successful Submission: 2025-12-29 18:12:01

level2.1

Time of First Successful Submission: 2025-12-29 18:32:18

level3.0

Time of First Successful Submission: 2025-12-30 12:35:10

level3.1

Time of First Successful Submission: 2025-12-30 12:39:48

level4.0

Time of First Successful Submission: 2025-12-30 13:36:58

level4.1

Time of First Successful Submission: 2025-12-30 14:23:20

level5.0

Time of First Successful Submission: 2025-12-30 16:59:56

level5.1

Time of First Successful Submission: 2025-12-30 17:02:02

level6.0

Time of First Successful Submission: 2025-12-30 18:53:50

level6.1

Time of First Successful Submission: 2025-12-30 18:57:01

level7.0

Time of First Successful Submission: 2025-12-31 10:02:20

level7.1

Time of First Successful Submission: 2025-12-31 10:03:26

level8.0

Time of First Successful Submission: 2025-12-31 18:31:47

level8.1

Time of First Successful Submission: 2025-12-31 18:33:57

level9.0

Time of First Successful Submission: 2026-01-04 17:41:34

level9.1

Time of First Successful Submission: 2026-01-05 15:26:53

level10.0

Time of First Successful Submission: 2026-01-10 19:45:15

level10.1

Time of First Successful Submission: 2026-01-10 18:15:39


Start Here

11 / 12 2791 / 38380


Using the Terminal

Time of First Successful Submission: 2025-09-02 09:30:08

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-02 09:34:14

Using the GUI Desktop

Time of First Successful Submission: 2025-09-02 09:35:58

Pasting into the Desktop

Time of First Successful Submission: 2025-09-02 09:37:39

Restarting Challenges

Time of First Successful Submission: 2025-09-02 09:38:59

Challenge Programs

Time of First Successful Submission: 2025-09-02 12:22:19

The Flag File

Time of First Successful Submission: 2025-09-02 12:17:34

Using Privileged Mode

Time of First Successful Submission: 2025-09-02 12:19:28

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-02 12:21:15

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-02 12:21:34


Linux Luminarium

126 / 128 2010 / 28397


Intro to Commands

Time of First Successful Submission: 2025-09-03 06:43:52

Intro to Arguments

Time of First Successful Submission: 2025-09-03 06:44:26

Command History

Time of First Successful Submission: 2025-09-03 06:44:57

The Root

Time of First Successful Submission: 2025-09-03 06:47:25

Program and absolute paths

Time of First Successful Submission: 2025-09-03 06:48:04

Position thy self

Time of First Successful Submission: 2025-09-03 06:48:56

Position elsewhere

Time of First Successful Submission: 2025-09-03 06:51:27

implicit relative paths, from /

Time of First Successful Submission: 2025-09-03 06:53:01

explicit relative paths, from /

Time of First Successful Submission: 2025-09-03 06:53:42

implicit relative path

Time of First Successful Submission: 2025-09-03 06:54:33

home sweet home

Time of First Successful Submission: 2025-09-03 06:59:08

cat: not the pet, but the command!

Time of First Successful Submission: 2025-09-03 07:02:00

catting absolute paths

Time of First Successful Submission: 2025-09-03 07:02:29

more catting practice

Time of First Successful Submission: 2025-09-03 07:02:54

grepping for a needle in a haystack

Time of First Successful Submission: 2025-09-03 07:03:51

comparing files

Time of First Successful Submission: 2025-09-03 07:04:27

listing files

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

touching files

Time of First Successful Submission: 2025-09-03 07:06:01

removing files

Time of First Successful Submission: 2025-09-03 07:06:36

moving files

Time of First Successful Submission: 2025-09-03 07:07:16

hidden files

Time of First Successful Submission: 2025-09-03 07:08:29

An Epic Filesystem Quest

Time of First Successful Submission: 2025-09-03 07:15:18

making directories

Time of First Successful Submission: 2025-09-03 07:16:06

finding files

Time of First Successful Submission: 2025-09-03 07:20:27

linking files

Time of First Successful Submission: 2025-09-03 07:36:40

Learning From Documentation

Time of First Successful Submission: 2025-09-03 07:38:06

Learning Complex Usage

Time of First Successful Submission: 2025-09-03 07:39:15

Reading Manuals

Time of First Successful Submission: 2025-09-03 07:41:56

Searching Manuals

Time of First Successful Submission: 2025-09-03 07:42:44

Searching For Manuals

Time of First Successful Submission: 2025-09-03 07:51:30

Helpful Programs

Time of First Successful Submission: 2025-09-03 07:52:19

Help for Builtins

Time of First Successful Submission: 2025-09-03 07:53:18

Matching with *

Time of First Successful Submission: 2025-09-03 08:41:15

Matching with ?

Time of First Successful Submission: 2025-09-03 08:43:03

Matching with []

Time of First Successful Submission: 2025-09-03 08:44:30

Matching paths with []

Time of First Successful Submission: 2025-09-03 08:45:26

Multiple globs

Time of First Successful Submission: 2025-09-03 08:47:00

Mixing globs

Time of First Successful Submission: 2025-09-03 08:52:10

Exclusionary globbing

Time of First Successful Submission: 2025-09-03 08:53:18

Tab completion

Time of First Successful Submission: 2025-09-03 08:54:46

Multiple options for tab completion

Time of First Successful Submission: 2025-09-03 08:55:56

Tab completion on commands

Time of First Successful Submission: 2025-09-03 08:56:29

Redirecting output

Time of First Successful Submission: 2025-09-03 09:23:51

Redirecting more output

Time of First Successful Submission: 2025-09-03 09:24:45

Appending output

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

Redirecting errors

Time of First Successful Submission: 2025-09-03 09:32:50

Redirecting input

Time of First Successful Submission: 2025-09-03 09:35:24

Grepping stored results

Time of First Successful Submission: 2025-09-03 12:41:16

Grepping live output

Time of First Successful Submission: 2025-09-03 12:42:05

Grepping errors

Time of First Successful Submission: 2025-09-03 12:43:12

Filtering with grep -v

Time of First Successful Submission: 2025-09-03 12:44:04

Duplicating piped data with tee

Time of First Successful Submission: 2025-09-03 12:47:43

Process substitution for input

Time of First Successful Submission: 2025-09-03 12:52:26

Writing to multiple programs

Time of First Successful Submission: 2025-09-03 12:58:15

Split-piping stderr and stdout

Time of First Successful Submission: 2025-09-03 13:05:14

Named pipes

Time of First Successful Submission: 2025-09-03 13:11:54

Printing Variables

Time of First Successful Submission: 2025-09-03 13:17:06

Setting Variables

Time of First Successful Submission: 2025-09-03 13:17:48

Multi-word Variables

Time of First Successful Submission: 2025-09-03 13:18:36

Exporting Variables

Time of First Successful Submission: 2025-09-03 13:24:12

Printing Exported Variables

Time of First Successful Submission: 2025-09-03 13:24:45

Storing Command Output

Time of First Successful Submission: 2025-09-03 13:26:38

Reading Input

Time of First Successful Submission: 2025-09-03 13:28:24

Reading Files

Time of First Successful Submission: 2025-09-03 13:29:28

Translating characters

Time of First Successful Submission: 2025-09-03 13:35:06

Deleting characters

Time of First Successful Submission: 2025-09-03 13:35:37

Deleting newlines

Time of First Successful Submission: 2025-09-03 13:39:52

Extracting the first lines with head

Time of First Successful Submission: 2025-09-03 13:40:42

Extracting specific sections of text

Time of First Successful Submission: 2025-09-03 13:43:40

Sorting data

Time of First Successful Submission: 2025-09-03 13:46:20

Listing Processes

Time of First Successful Submission: 2025-09-03 14:13:01

Killing Processes

Time of First Successful Submission: 2025-09-03 14:14:40

Interrupting Processes

Time of First Successful Submission: 2025-09-03 14:15:03

Killing Misbehaving Processes

Time of First Successful Submission: 2025-09-03 14:19:09

Suspending Processes

Time of First Successful Submission: 2025-09-03 14:19:52

Resuming Processes

Time of First Successful Submission: 2025-09-03 14:20:17

Backgrounding Processes

Time of First Successful Submission: 2025-09-03 14:21:42

Foregrounding Processes

Time of First Successful Submission: 2025-09-03 14:23:00

Starting Backgrounded Processes

Time of First Successful Submission: 2025-09-03 14:23:27

Process Exit Codes

Time of First Successful Submission: 2025-09-03 14:24:37

Becoming root with su

Time of First Successful Submission: 2025-09-03 14:29:13

Other users with su

Time of First Successful Submission: 2025-09-03 14:31:07

Cracking passwords

Time of First Successful Submission: 2025-09-03 14:34:46

Using sudo

Time of First Successful Submission: 2025-09-03 14:37:21

Changing File Ownership

Time of First Successful Submission: 2025-09-03 17:22:07

Groups and Files

Time of First Successful Submission: 2025-09-03 17:24:26

Fun With Groups Names

Time of First Successful Submission: 2025-09-03 17:25:47

Changing Permissions

Time of First Successful Submission: 2025-09-03 17:28:05

Executable Files

Time of First Successful Submission: 2025-09-03 17:29:58

Permission Tweaking Practice

Time of First Successful Submission: 2025-09-03 17:34:24

Permissions Setting Practice

Time of First Successful Submission: 2025-09-03 17:38:24

The SUID Bit

Time of First Successful Submission: 2025-09-03 17:41:22

Chaining with Semicolons

Time of First Successful Submission: 2025-09-03 17:42:30

Building on Success

Time of First Successful Submission: 2025-09-03 17:43:23

Handling Failure

Time of First Successful Submission: 2025-09-03 17:44:07

Your First Shell Script

Time of First Successful Submission: 2025-09-03 17:45:04

Redirecting Script Output

Time of First Successful Submission: 2025-09-03 17:46:08

Executable Shell Scripts

Time of First Successful Submission: 2025-09-03 17:47:24

Understanding Shebangs

Time of First Successful Submission: 2025-09-03 17:49:37

Scripting with Arguments

Time of First Successful Submission: 2025-09-03 17:50:31

Scripting with Conditionals

Time of First Successful Submission: 2025-09-03 17:52:35

Scripting with Default Cases

Time of First Successful Submission: 2025-09-03 17:54:11

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-09-03 17:56:40

Reading Shell Scripts

Time of First Successful Submission: 2025-09-03 17:58:02

Launching Screen

Time of First Successful Submission: 2025-09-03 14:47:22

Detaching and Attaching

Time of First Successful Submission: 2025-09-03 14:48:36

Finding Sessions

Time of First Successful Submission: 2025-09-03 14:50:38

Switching Windows

Time of First Successful Submission: 2025-09-03 14:51:27

Detaching and Attaching (tmux)

Time of First Successful Submission: 2025-09-03 14:52:10

Switching Windows (tmux)

Time of First Successful Submission: 2025-09-03 14:52:42

The PATH Variable

Time of First Successful Submission: 2025-09-03 14:55:58

Setting PATH

Time of First Successful Submission: 2025-09-03 14:56:52

Finding Commands

Time of First Successful Submission: 2025-09-03 14:57:42

Adding Commands

Time of First Successful Submission: 2025-09-03 15:19:31

Hijacking Commands

Time of First Successful Submission: 2025-09-03 15:23:46

Bashrc Backdoor

Time of First Successful Submission: 2025-09-03 18:01:17

Sniffing Input

Time of First Successful Submission: 2025-09-03 18:07:20

Overshared Directories

Time of First Successful Submission: 2025-09-03 18:10:04

Tricky Linking

Time of First Successful Submission: 2025-09-03 18:34:52

Sniffing Process Arguments

Time of First Successful Submission: 2025-09-03 18:36:10

Snooping on Configurations

Time of First Successful Submission: 2025-09-03 18:37:32

The Fork Bomb

Time of First Successful Submission: 2025-09-03 18:54:13

Disk-Space Doomsday

Time of First Successful Submission: 2025-09-03 18:56:42

rm -rf /

Time of First Successful Submission: 2025-09-03 19:12:39

Life after rm -rf /

Time of First Successful Submission: 2025-09-03 19:18:28

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-09-03 19:21:29


Computing 101

69 / 69 782 / 19410


Your First Register

Time of First Successful Submission: 2025-09-04 07:05:55

Your First Syscall

Time of First Successful Submission: 2025-09-04 07:07:05

Exit Codes

Time of First Successful Submission: 2025-09-04 07:10:03

Building Executables

Time of First Successful Submission: 2025-09-04 07:19:27

Moving Between Registers

Time of First Successful Submission: 2025-09-04 07:21:17

Tracing Syscalls

Time of First Successful Submission: 2025-09-04 07:26:22

Starting GDB

Time of First Successful Submission: 2025-09-04 07:27:14

Starting Programs in GDB

Time of First Successful Submission: 2025-09-04 07:27:51

Loading From Memory

Time of First Successful Submission: 2025-09-04 07:42:56

More Loading Practice

Time of First Successful Submission: 2025-09-04 07:44:03

Dereferencing Pointers

Time of First Successful Submission: 2025-09-04 07:47:52

Dereferencing Yourself

Time of First Successful Submission: 2025-09-04 07:49:26

Dereferencing with Offsets

Time of First Successful Submission: 2025-09-04 07:50:43

Stored Addresses

Time of First Successful Submission: 2025-09-04 07:51:27

Double Dereference

Time of First Successful Submission: 2025-09-04 07:52:40

Triple Dereference

Time of First Successful Submission: 2025-09-04 07:53:17

Writing Output

Time of First Successful Submission: 2025-09-04 09:17:26

Chaining Syscalls

Time of First Successful Submission: 2025-09-04 09:18:55

Writing Strings

Time of First Successful Submission: 2025-09-04 09:19:23

Reading Data

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

set-register

Time of First Successful Submission: 2025-09-04 10:05:24

set-multiple-registers

Time of First Successful Submission: 2025-09-04 10:20:35

add-to-register

Time of First Successful Submission: 2025-09-04 10:27:54

linear-equation-registers

Time of First Successful Submission: 2025-09-04 10:30:42

integer-division

Time of First Successful Submission: 2025-09-04 10:36:53

modulo-operation

Time of First Successful Submission: 2025-09-04 10:38:36

set-upper-byte

Time of First Successful Submission: 2025-09-04 10:44:50

efficient-modulo

Time of First Successful Submission: 2025-09-04 10:50:16

byte-extraction

Time of First Successful Submission: 2025-09-04 11:02:34

bitwise-and

Time of First Successful Submission: 2025-09-04 11:04:51

check-even

Time of First Successful Submission: 2025-09-04 12:33:03

memory-read

Time of First Successful Submission: 2025-09-04 12:34:51

memory-write

Time of First Successful Submission: 2025-09-04 12:35:14

memory-increment

Time of First Successful Submission: 2025-09-04 12:38:21

byte-access

Time of First Successful Submission: 2025-09-04 12:40:30

memory-size-access

Time of First Successful Submission: 2025-09-04 12:42:28

little-endian-write

Time of First Successful Submission: 2025-09-04 12:46:14

memory-sum

Time of First Successful Submission: 2025-09-04 12:49:24

stack-subtraction

Time of First Successful Submission: 2025-09-04 12:50:23

swap-stack-values

Time of First Successful Submission: 2025-09-04 12:51:13

average-stack-values

Time of First Successful Submission: 2025-09-04 13:00:40

absolute-jump

Time of First Successful Submission: 2025-09-04 13:02:59

relative-jump

Time of First Successful Submission: 2025-09-04 13:09:26

jump-trampoline

Time of First Successful Submission: 2025-09-04 13:12:18

conditional-jump

Time of First Successful Submission: 2025-09-04 13:32:17

indirect-jump

Time of First Successful Submission: 2025-09-04 13:38:36

average-loop

Time of First Successful Submission: 2025-09-04 13:44:44

count-non-zero

Time of First Successful Submission: 2025-09-04 13:51:31

string-lower

Time of First Successful Submission: 2025-09-04 14:26:11

most-common-byte

Time of First Successful Submission: 2025-09-04 15:26:31

Debugging Programs

Time of First Successful Submission: 2025-09-05 06:41:14

Inspecting Registers

Time of First Successful Submission: 2025-09-05 06:43:10

Examining Memory

Time of First Successful Submission: 2025-09-05 07:49:06

Setting Breakpoints

Time of First Successful Submission: 2025-09-05 08:38:16

GDB Scripting

Time of First Successful Submission: 2025-09-05 10:06:26

Modifying Data

Time of First Successful Submission: 2025-09-05 10:20:42

Modifying Execution

Time of First Successful Submission: 2025-09-05 12:12:40

Broken Functions

Time of First Successful Submission: 2025-09-05 12:25:50

Exit

Time of First Successful Submission: 2025-09-05 13:43:09

Socket

Time of First Successful Submission: 2025-09-05 17:49:12

Bind

Time of First Successful Submission: 2025-09-05 18:17:15

Listen

Time of First Successful Submission: 2025-09-05 18:20:59

Accept

Time of First Successful Submission: 2025-09-05 18:24:08

Static Response

Time of First Successful Submission: 2025-09-05 18:55:34

Dynamic Response

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

Iterative GET Server

Time of First Successful Submission: 2025-09-05 19:20:37

Concurrent GET Server

Time of First Successful Submission: 2025-09-05 19:29:05

Concurrent POST Server

Time of First Successful Submission: 2025-09-06 14:28:57

Web Server

Time of First Successful Submission: 2025-09-06 14:42:55


Playing With Programs

116 / 116 370 / 22245


What's the password?

Time of First Successful Submission: 2025-09-06 15:03:50

... and again!

Time of First Successful Submission: 2025-09-06 15:05:56

Newline Troubles

Time of First Successful Submission: 2025-09-06 15:12:39

Reasoning about files

Time of First Successful Submission: 2025-09-06 15:14:24

Specifying Filenames

Time of First Successful Submission: 2025-09-06 15:15:44

Binary and Hex Encoding

Time of First Successful Submission: 2025-09-06 15:38:12

More Hex

Time of First Successful Submission: 2025-09-06 15:44:29

Decoding Hex

Time of First Successful Submission: 2025-09-06 15:47:20

Decoding Practice

Time of First Successful Submission: 2025-09-06 15:52:27

Encoding Practice

Time of First Successful Submission: 2025-09-06 15:55:04

Hex-encoding ASCII

Time of First Successful Submission: 2025-09-06 16:04:46

Nested Encoding

Time of First Successful Submission: 2025-09-06 16:08:01

Hex-encoding UTF-8

Time of First Successful Submission: 2025-09-06 16:10:37

UTF Mixups

Time of First Successful Submission: 2025-09-06 16:21:24

Modifying Encoded Data

Time of First Successful Submission: 2025-09-06 16:33:19

Decoding Base64

Time of First Successful Submission: 2025-09-06 16:37:17

Encoding Base64

Time of First Successful Submission: 2025-09-06 16:39:05

Dealing with Obfuscation

Time of First Successful Submission: 2025-09-06 16:44:25

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-09-06 16:48:33

Your First HTTP Request

Time of First Successful Submission: 2025-09-07 06:03:08

Reading Flask

Time of First Successful Submission: 2025-09-07 06:16:03

Commented Data

Time of First Successful Submission: 2025-09-07 06:14:28

HTTP Metadata

Time of First Successful Submission: 2025-09-07 06:18:45

HTTP (netcat)

Time of First Successful Submission: 2025-09-07 10:54:23

HTTP Paths (netcat)

Time of First Successful Submission: 2025-09-07 10:59:58

HTTP (curl)

Time of First Successful Submission: 2025-09-07 12:41:17

HTTP (python)

Time of First Successful Submission: 2025-09-07 12:43:10

HTTP Host Header (python)

Time of First Successful Submission: 2025-09-07 12:50:01

HTTP Host Header (curl)

Time of First Successful Submission: 2025-09-07 12:52:04

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-09-07 12:54:28

URL Encoding (netcat)

Time of First Successful Submission: 2025-09-07 13:05:35

HTTP GET Parameters

Time of First Successful Submission: 2025-09-07 13:09:18

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-09-07 13:12:02

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-09-07 13:14:59

HTTP Forms

Time of First Successful Submission: 2025-09-07 13:29:04

HTTP Forms (curl)

Time of First Successful Submission: 2025-09-07 13:32:16

HTTP Forms (netcat)

Time of First Successful Submission: 2025-09-07 16:23:22

HTTP Forms (python)

Time of First Successful Submission: 2025-09-07 16:25:05

HTTP Forms Without Forms

Time of First Successful Submission: 2025-09-07 16:37:12

Multiple Form Fields (curl)

Time of First Successful Submission: 2025-09-07 16:40:28

Multiple Form Fields (netcat)

Time of First Successful Submission: 2025-09-07 16:43:34

HTTP Redirects (netcat)

Time of First Successful Submission: 2025-09-07 17:01:35

HTTP Redirects (curl)

Time of First Successful Submission: 2025-09-07 17:02:15

HTTP Redirects (python)

Time of First Successful Submission: 2025-09-07 17:04:04

HTTP Cookies (curl)

Time of First Successful Submission: 2025-09-07 17:11:31

HTTP Cookies (netcat)

Time of First Successful Submission: 2025-09-07 17:16:07

HTTP Cookies (python)

Time of First Successful Submission: 2025-09-07 17:17:56

Server State (python)

Time of First Successful Submission: 2025-09-07 17:25:15

Listening Web

Time of First Successful Submission: 2025-09-07 17:29:12

Speaking Redirects

Time of First Successful Submission: 2025-09-07 17:43:41

JavaScript Redirects

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

Including JavaScript

Time of First Successful Submission: 2025-09-08 08:44:02

HTTP (javascript)

Time of First Successful Submission: 2025-09-08 10:30:03

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-09-08 10:37:48

HTTP Forms (javascript)

Time of First Successful Submission: 2025-09-08 10:47:49

cat

Time of First Successful Submission: 2025-09-08 12:37:59

more

Time of First Successful Submission: 2025-09-08 12:38:18

less

Time of First Successful Submission: 2025-09-08 12:38:34

tail

Time of First Successful Submission: 2025-09-08 12:38:51

head

Time of First Successful Submission: 2025-09-08 12:39:09

sort

Time of First Successful Submission: 2025-09-08 12:39:27

vim

Time of First Successful Submission: 2025-09-08 12:40:40

emacs

Time of First Successful Submission: 2025-09-08 12:41:31

nano

Time of First Successful Submission: 2025-09-08 12:41:46

rev

Time of First Successful Submission: 2025-09-08 12:44:59

od

Time of First Successful Submission: 2025-09-08 12:57:59

hd

Time of First Successful Submission: 2025-09-08 13:00:09

xxd

Time of First Successful Submission: 2025-09-08 13:03:15

base32

Time of First Successful Submission: 2025-09-08 13:04:26

base64

Time of First Successful Submission: 2025-09-08 13:04:51

split

Time of First Successful Submission: 2025-09-08 13:10:17

gzip

Time of First Successful Submission: 2025-09-08 13:12:57

bzip2

Time of First Successful Submission: 2025-09-08 13:14:36

zip

Time of First Successful Submission: 2025-09-08 13:18:39

tar

Time of First Successful Submission: 2025-09-08 13:25:37

ar

Time of First Successful Submission: 2025-09-08 13:33:16

cpio

Time of First Successful Submission: 2025-09-08 13:58:20

genisoimage

Time of First Successful Submission: 2025-09-08 17:41:34

env

Time of First Successful Submission: 2025-09-08 14:29:01

find

Time of First Successful Submission: 2025-09-08 14:37:10

make

Time of First Successful Submission: 2025-09-08 14:43:46

nice

Time of First Successful Submission: 2025-09-08 14:44:34

timeout

Time of First Successful Submission: 2025-09-08 14:45:05

stdbuf

Time of First Successful Submission: 2025-09-08 14:46:10

setarch

Time of First Successful Submission: 2025-09-08 14:52:36

watch

Time of First Successful Submission: 2025-09-08 14:53:32

socat

Time of First Successful Submission: 2025-09-08 14:56:21

whiptail

Time of First Successful Submission: 2025-09-08 14:59:52

awk

Time of First Successful Submission: 2025-09-08 15:02:19

sed

Time of First Successful Submission: 2025-09-08 15:03:36

ed

Time of First Successful Submission: 2025-09-08 15:05:37

chown

Time of First Successful Submission: 2025-09-08 15:06:20

chmod

Time of First Successful Submission: 2025-09-08 15:06:46

cp

Time of First Successful Submission: 2025-09-08 15:10:36

mv

Time of First Successful Submission: 2025-09-08 16:22:51

perl

Time of First Successful Submission: 2025-09-08 16:25:27

python

Time of First Successful Submission: 2025-09-08 16:25:56

ruby

Time of First Successful Submission: 2025-09-08 16:27:12

bash

Time of First Successful Submission: 2025-09-08 16:35:08

date

Time of First Successful Submission: 2025-09-08 17:42:29

dmesg

Time of First Successful Submission: 2025-09-08 17:43:11

wc

Time of First Successful Submission: 2025-09-08 17:44:29

gcc

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

as

Time of First Successful Submission: 2025-09-08 17:47:58

wget

Time of First Successful Submission: 2025-09-08 18:04:15

ssh-keygen

Time of First Successful Submission: 2025-09-09 09:39:55

SQL Queries

Time of First Successful Submission: 2025-09-09 10:15:54

Filtering SQL

Time of First Successful Submission: 2025-09-09 10:20:45

Choosing Columns

Time of First Successful Submission: 2025-09-09 10:48:50

Exclusionary Filtering

Time of First Successful Submission: 2025-09-09 10:50:02

Filtering Strings

Time of First Successful Submission: 2025-09-09 10:51:12

Filtering on Expressions

Time of First Successful Submission: 2025-09-09 10:54:50

SELECTing Expressions

Time of First Successful Submission: 2025-09-09 11:00:55

Composite Conditions

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

Reaching Your LIMITs

Time of First Successful Submission: 2025-09-09 11:04:48

Querying Metadata

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


CybHer Dojo

11 / 104 2930 / 38598


Using the Terminal

Time of First Successful Submission: 2025-09-02 09:30:08

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-02 09:34:14

Using the GUI Desktop

Time of First Successful Submission: 2025-09-02 09:35:58

Pasting into the Desktop

Time of First Successful Submission: 2025-09-02 09:37:39

Restarting Challenges

Time of First Successful Submission: 2025-09-02 09:38:59

Getting Help

Time of First Successful Submission: 2025-09-02 09:40:18

Challenge Programs

Time of First Successful Submission: 2025-09-02 12:22:19

The Flag File

Time of First Successful Submission: 2025-09-02 12:17:34

Using Privileged Mode

Time of First Successful Submission: 2025-09-02 12:19:28

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-02 12:21:15

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-02 12:21:34


GCA CTF

11 / 104 2930 / 38598


Using the Terminal

Time of First Successful Submission: 2025-09-02 09:30:08

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-02 09:34:14

Using the GUI Desktop

Time of First Successful Submission: 2025-09-02 09:35:58

Pasting into the Desktop

Time of First Successful Submission: 2025-09-02 09:37:39

Restarting Challenges

Time of First Successful Submission: 2025-09-02 09:38:59

Getting Help

Time of First Successful Submission: 2025-09-02 09:40:18

Challenge Programs

Time of First Successful Submission: 2025-09-02 12:22:19

The Flag File

Time of First Successful Submission: 2025-09-02 12:17:34

Using Privileged Mode

Time of First Successful Submission: 2025-09-02 12:19:28

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-02 12:21:15

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-02 12:21:34