semchapeu

Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2025-08-05 20:48:17

Path Traversal 2

Time of First Successful Submission: 2025-08-05 21:00:28

CMDi 1

Time of First Successful Submission: 2025-08-05 21:04:28

CMDi 2

Time of First Successful Submission: 2025-08-05 21:11:05

CMDi 3

Time of First Successful Submission: 2025-08-05 21:14:52

CMDi 4

Time of First Successful Submission: 2025-08-05 21:17:50

CMDi 5

Time of First Successful Submission: 2025-08-05 21:28:20

CMDi 6

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

Authentication Bypass 1

Time of First Successful Submission: 2025-08-06 06:46:48

Authentication Bypass 2

Time of First Successful Submission: 2025-08-06 06:55:05

SQLi 1

Time of First Successful Submission: 2025-08-06 07:07:58

SQLi 2

Time of First Successful Submission: 2025-08-06 07:28:02

SQLi 3

Time of First Successful Submission: 2025-08-06 07:44:14

SQLi 4

Time of First Successful Submission: 2025-08-06 07:59:46

SQLi 5

Time of First Successful Submission: 2025-08-06 09:06:29

XSS 1

Time of First Successful Submission: 2025-08-06 09:23:20

XSS 2

Time of First Successful Submission: 2025-08-06 09:29:46

XSS 3

Time of First Successful Submission: 2025-08-06 09:36:56

XSS 4

Time of First Successful Submission: 2025-08-06 09:54:30

XSS 5

Time of First Successful Submission: 2025-08-06 12:32:19

XSS 6

Time of First Successful Submission: 2025-08-06 12:43:05

XSS 7

Time of First Successful Submission: 2025-08-06 13:12:59

CSRF 1

Time of First Successful Submission: 2025-08-06 15:42:46

CSRF 2

Time of First Successful Submission: 2025-08-07 06:40:15

CSRF 3

Time of First Successful Submission: 2025-08-07 06:50:32

CSRF 4

Time of First Successful Submission: 2025-08-07 07:04:19

CSRF 5

Time of First Successful Submission: 2025-08-07 07:53:58

Connect

Time of First Successful Submission: 2025-08-07 09:05:41

Send

Time of First Successful Submission: 2025-08-07 09:20:51

Shutdown

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

Listen

Time of First Successful Submission: 2025-08-07 09:40:58

Scan 1

Time of First Successful Submission: 2025-08-07 11:51:19

Scan 2

Time of First Successful Submission: 2025-08-07 19:17:17

Monitor 1

Time of First Successful Submission: 2025-08-07 19:43:14

Monitor 2

Time of First Successful Submission: 2025-08-07 19:54:58

Sniffing Cookies

Time of First Successful Submission: 2025-08-07 20:05:14

Network Configuration

Time of First Successful Submission: 2025-08-07 20:18:36

Firewall 1

Time of First Successful Submission: 2025-08-07 20:21:01

Firewall 2

Time of First Successful Submission: 2025-08-07 20:23:11

Firewall 3

Time of First Successful Submission: 2025-08-07 20:26:26

Denial of Service 1

Time of First Successful Submission: 2025-08-07 20:28:46

Denial of Service 2

Time of First Successful Submission: 2025-08-07 20:32:38

Denial of Service 3

Time of First Successful Submission: 2025-08-07 21:31:43

Ethernet

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

IP

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

TCP

Time of First Successful Submission: 2025-08-08 07:51:14

TCP Handshake

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

UDP

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

UDP 2

Time of First Successful Submission: 2025-08-08 09:54:32

UDP Spoofing 1

Time of First Successful Submission: 2025-08-08 12:23:59

UDP Spoofing 2

Time of First Successful Submission: 2025-08-08 12:43:38

UDP Spoofing 3

Time of First Successful Submission: 2025-08-08 13:31:29

UDP Spoofing 4

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

ARP

Time of First Successful Submission: 2025-08-08 14:00:03

Intercept

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

Man-in-the-Middle

Time of First Successful Submission: 2025-08-11 09:43:40

XOR

Time of First Successful Submission: 2025-08-11 11:45:14

XORing Hex

Time of First Successful Submission: 2025-08-11 12:06:19

XORing ASCII

Time of First Successful Submission: 2025-08-11 12:12:43

XORing ASCII Strings

Time of First Successful Submission: 2025-08-11 12:24:01

One-time Pad

Time of First Successful Submission: 2025-08-11 12:28:07

One-time Pad Tampering

Time of First Successful Submission: 2025-08-11 12:42:01

Many-time Pad

Time of First Successful Submission: 2025-08-11 13:41:50

AES

Time of First Successful Submission: 2025-08-11 13:58:04

AES-ECB-CPA

Time of First Successful Submission: 2025-08-12 08:57:54

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-08-12 09:19:50

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-08-12 09:23:05

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-08-12 09:45:20

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-08-12 12:10:04

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-08-12 12:30:12

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-08-12 13:19:25

AES-ECB-CPA-Prefix-Boss

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

AES-CBC

Time of First Successful Submission: 2025-08-13 09:06:57

AES-CBC Tampering

Time of First Successful Submission: 2025-08-13 09:21:38

AES-CBC Resizing

Time of First Successful Submission: 2025-08-13 09:30:55

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-08-13 13:24:05

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-08-13 13:29:16

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-08-13 13:54:35

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-08-14 08:46:17

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-09-05 08:43:21

DHKE

Time of First Successful Submission: 2025-08-15 06:49:37

DHKE-to-AES

Time of First Successful Submission: 2025-08-15 07:00:03

RSA 1

Time of First Successful Submission: 2025-08-18 07:43:55

RSA 2

Time of First Successful Submission: 2025-08-18 07:56:46

RSA 3

Time of First Successful Submission: 2025-08-18 14:00:06

RSA 4

Time of First Successful Submission: 2025-08-18 14:13:54

RSA Signatures

Time of First Successful Submission: 2025-08-18 12:23:21

SHA 1

Time of First Successful Submission: 2025-08-18 13:16:14

SHA 2

Time of First Successful Submission: 2025-08-18 13:34:06

TLS 1

Time of First Successful Submission: 2025-08-18 14:42:06

TLS 2

Time of First Successful Submission: 2025-08-18 15:14:06

level1

Time of First Successful Submission: 2025-08-19 06:40:27

level2

Time of First Successful Submission: 2025-08-19 06:45:29

level3

Time of First Successful Submission: 2025-08-19 06:48:19

level4

Time of First Successful Submission: 2025-08-19 06:59:43

level5

Time of First Successful Submission: 2025-08-19 07:22:54

level6

Time of First Successful Submission: 2025-08-19 07:34:44

level7

Time of First Successful Submission: 2025-08-19 08:44:04

level8

Time of First Successful Submission: 2025-08-19 09:23:23

level9

Time of First Successful Submission: 2025-08-19 09:25:22

level10

Time of First Successful Submission: 2025-08-19 11:45:22

level11

Time of First Successful Submission: 2025-08-19 13:04:02

level12

Time of First Successful Submission: 2025-08-19 13:21:53

level13

Time of First Successful Submission: 2025-08-19 13:30:55

level14

Time of First Successful Submission: 2025-08-19 13:27:37

level15

Time of First Successful Submission: 2025-08-19 13:32:50

level16

Time of First Successful Submission: 2025-08-19 13:57:05

level17

Time of First Successful Submission: 2025-08-20 07:02:10

level18

Time of First Successful Submission: 2025-08-20 07:03:27

level19

Time of First Successful Submission: 2025-08-20 07:14:14

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-08-20 08:42:09

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-08-20 08:49:33

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-08-20 09:03:57

Reading Endianness (Python)

Time of First Successful Submission: 2025-08-20 09:12:15

Reading Endianness (C)

Time of First Successful Submission: 2025-08-20 09:15:27

Reading Endianness (x86)

Time of First Successful Submission: 2025-08-20 09:17:04

Version Information (Python)

Time of First Successful Submission: 2025-08-20 09:20:29

Version Information (C)

Time of First Successful Submission: 2025-08-20 09:23:39

Version Information (x86)

Time of First Successful Submission: 2025-08-20 09:25:15

Metadata and Data (Python)

Time of First Successful Submission: 2025-08-20 09:32:54

Metadata and Data (C)

Time of First Successful Submission: 2025-08-20 09:36:52

Metadata and Data (x86)

Time of First Successful Submission: 2025-08-20 09:39:06

Input Restrictions (Python)

Time of First Successful Submission: 2025-08-20 09:50:00

Input Restrictions (C)

Time of First Successful Submission: 2025-08-20 12:10:50

Input Restrictions (x86)

Time of First Successful Submission: 2025-08-20 13:02:19

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-08-20 13:06:27

Behold the cIMG! (C)

Time of First Successful Submission: 2025-08-20 13:10:04

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-08-20 13:17:41

A Basic cIMG (Python)

Time of First Successful Submission: 2025-08-20 13:26:00

A Basic cIMG (C)

Time of First Successful Submission: 2025-08-20 13:29:24

A Basic cIMG (x86)

Time of First Successful Submission: 2025-08-20 13:34:31

Internal State Mini (C)

Time of First Successful Submission: 2025-08-20 13:59:50

Internal State Mini (x86)

Time of First Successful Submission: 2025-08-20 14:09:52

Internal State (C)

Time of First Successful Submission: 2025-08-20 14:29:59

Internal State (x86)

Time of First Successful Submission: 2025-08-20 14:36:49

File Formats: Directives (C)

Time of First Successful Submission: 2025-08-20 14:59:08

File Formats: Directives (x86)

Time of First Successful Submission: 2025-08-20 15:05:43

The Patch Directive

Time of First Successful Submission: 2025-08-22 07:11:53

Optimizing for Space

Time of First Successful Submission: 2025-08-22 07:26:34

Tweaking Images

Time of First Successful Submission: 2025-08-22 12:17:06

Storage and Retrieval

Time of First Successful Submission: 2025-08-22 21:59:20

Extracting Knowledge

Time of First Successful Submission: 2025-08-24 13:01:33

Advanced Sprites

Time of First Successful Submission: 2025-08-24 13:51:38

Accessing Resources

Time of First Successful Submission: 2025-08-24 14:14:55

Unsafe Animations

Time of First Successful Submission: 2025-08-24 14:49:40

Animations

Time of First Successful Submission: 2025-08-24 18:36:51

Interoperability: Patching Data

Time of First Successful Submission: 2025-08-24 20:32:00

Patching Code

Time of First Successful Submission: 2025-08-24 20:52:43

Patching Control Flow

Time of First Successful Submission: 2025-08-24 21:12:39

Your First Overflow (easy)

Time of First Successful Submission: 2025-08-25 06:50:12

Your First Overflow (hard)

Time of First Successful Submission: 2025-08-25 06:54:34

Precision (easy)

Time of First Successful Submission: 2025-08-25 07:01:56

Precision (hard)

Time of First Successful Submission: 2025-08-25 07:21:26

Variable Control (easy)

Time of First Successful Submission: 2025-08-25 07:26:14

Variable Control (hard)

Time of First Successful Submission: 2025-08-25 07:32:28

Control Hijack (easy)

Time of First Successful Submission: 2025-08-25 07:43:13

Control Hijack (hard)

Time of First Successful Submission: 2025-08-25 07:51:36

Tricky Control Hijack (easy)

Time of First Successful Submission: 2025-08-25 09:14:04

Tricky Control Hijack (hard)

Time of First Successful Submission: 2025-08-25 09:17:49

PIEs (easy)

Time of First Successful Submission: 2025-08-25 09:32:00

PIEs (hard)

Time of First Successful Submission: 2025-08-25 09:42:54

String Lengths (easy)

Time of First Successful Submission: 2025-08-25 09:53:19

String Lengths (hard)

Time of First Successful Submission: 2025-08-25 09:56:46

Basic Shellcode

Time of First Successful Submission: 2025-08-25 10:02:32

NOP Sleds

Time of First Successful Submission: 2025-08-25 11:56:19

NULL-Free Shellcode

Time of First Successful Submission: 2025-08-25 12:01:12

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2025-08-25 12:16:52

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2025-08-25 12:31:00

Hijack to Shellcode (easy)

Time of First Successful Submission: 2025-08-25 12:51:35

Hijack to Shellcode (hard)

Time of First Successful Submission: 2025-08-25 12:56:34

ECB-to-Win (easy)

Time of First Successful Submission: 2025-08-25 13:49:44

ECB-to-Win (hard)

Time of First Successful Submission: 2025-08-25 13:56:26

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2025-08-25 14:36:58

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2025-08-25 15:23:56

CIMG Screenshots

Time of First Successful Submission: 2025-08-26 15:12:35

CIMG Screenshots 2

Time of First Successful Submission: 2025-08-27 14:48:36

Wily Webserver

Time of First Successful Submission: 2025-08-28 08:07:03

The Watering Hole

Time of First Successful Submission: 2025-08-28 14:03:34

Secure Chat 1

Time of First Successful Submission: 2025-09-01 17:53:58

Secure Chat 2

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

Secure Chat 3

Time of First Successful Submission: 2025-09-03 21:08:36

Secure Chat 4

Time of First Successful Submission: 2025-09-04 08:03:50

Secure Chat 5

Time of First Successful Submission: 2025-09-05 08:38:54

Program Security

159 / 162 72 / 9030

ello ackers!

Time of First Successful Submission: 2025-09-05 11:44:11

Syscall Smuggler

Time of First Successful Submission: 2025-09-05 14:29:09

Syscall Shenanigans

Time of First Successful Submission: 2025-09-05 14:35:21

Byte Budget

Time of First Successful Submission: 2025-09-05 20:46:38

ClobberCode

Time of First Successful Submission: 2025-09-06 18:27:09

Diverse Delivery

Time of First Successful Submission: 2025-09-06 18:53:36

Pocket Payload

Time of First Successful Submission: 2025-09-06 18:56:04

Micro Menace

Time of First Successful Submission: 2025-09-06 19:22:13

Login Leakage (Easy)

Time of First Successful Submission: 2025-09-07 19:45:23

Login Leakage (Hard)

Time of First Successful Submission: 2025-09-07 19:48:45

Bounds Breaker (Easy)

Time of First Successful Submission: 2025-09-07 19:57:25

Bounds Breaker (Hard)

Time of First Successful Submission: 2025-09-07 20:01:20

Casting Catastrophe (Easy)

Time of First Successful Submission: 2025-09-07 20:11:19

Casting Catastrophe (Hard)

Time of First Successful Submission: 2025-09-07 20:14:19

Pointer Problems (Easy)

Time of First Successful Submission: 2025-09-07 20:26:29

Pointer Problems (Hard)

Time of First Successful Submission: 2025-09-07 20:28:50

Anomalous Array (Easy)

Time of First Successful Submission: 2025-09-07 20:40:23

Anomalous Array (Hard)

Time of First Successful Submission: 2025-09-07 21:40:05

Now you got it (Easy)

Time of First Successful Submission: 2025-09-08 08:21:13

Now you got it (Hard)

Time of First Successful Submission: 2025-09-08 08:46:36

Loop Lunacy (Easy)

Time of First Successful Submission: 2025-09-08 11:37:12

Loop Lunacy (Hard)

Time of First Successful Submission: 2025-09-08 12:00:45

Nosy Neighbor (Easy)

Time of First Successful Submission: 2025-09-08 12:23:32

Nosy Neighbor (Hard)

Time of First Successful Submission: 2025-09-08 12:26:39

Recursive Ruin (Easy)

Time of First Successful Submission: 2025-09-08 13:29:13

Recursive Ruin (Hard)

Time of First Successful Submission: 2025-09-08 13:37:47

Lingering Leftover (Easy)

Time of First Successful Submission: 2025-09-08 13:51:45

Lingering Leftover (Hard)

Time of First Successful Submission: 2025-09-08 13:58:49

Latent Leak (Easy)

Time of First Successful Submission: 2025-09-09 07:33:26

Latent Leak (Hard)

Time of First Successful Submission: 2025-09-09 11:53:24

Fork Foolery (Easy)

Time of First Successful Submission: 2025-09-09 12:44:48

Fork Foolery (Hard)

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

Canary Conundrum (Easy)

Time of First Successful Submission: 2025-09-10 19:29:55

Canary Conundrum (Hard)

Time of First Successful Submission: 2025-09-11 07:31:37

A Crafty Clobber (Easy)

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

A Crafty Clobber (Hard)

Time of First Successful Submission: 2025-09-11 09:27:07

Can It Fizz?

Time of First Successful Submission: 2025-09-12 11:43:52

Does It Buzz?

Time of First Successful Submission: 2025-09-12 13:28:52

Make It FizzBuzz

Time of First Successful Submission: 2025-09-12 14:44:34

Terrible Token (Easy)

Time of First Successful Submission: 2025-09-13 17:52:51

Terrible Token (Hard)

Time of First Successful Submission: 2025-09-13 17:57:43

Tangled Ticket (Easy)

Time of First Successful Submission: 2025-09-13 18:03:15

Tangled Ticket (Hard)

Time of First Successful Submission: 2025-09-13 18:08:06

Bit Bender

Time of First Successful Submission: 2025-09-13 18:10:55

Substitution Sorcery

Time of First Successful Submission: 2025-09-13 18:38:37

Meager Mangler (Easy)

Time of First Successful Submission: 2025-09-14 10:11:39

Meager Mangler (Hard)

Time of First Successful Submission: 2025-09-14 10:13:56

Monstrous Mangler (Easy)

Time of First Successful Submission: 2025-09-15 12:12:48

Monstrous Mangler (Hard)

Time of First Successful Submission: 2025-09-18 16:02:27

Patched Up (Easy)

Time of First Successful Submission: 2025-09-18 18:53:24

Patched Up (Hard)

Time of First Successful Submission: 2025-09-19 06:39:05

Puzzle Patch (Easy)

Time of First Successful Submission: 2025-09-19 06:44:30

Puzzle Patch (Hard)

Time of First Successful Submission: 2025-09-19 06:46:46

Patch Perfect (Easy)

Time of First Successful Submission: 2025-09-19 06:53:05

Patch Perfect (Hard)

Time of First Successful Submission: 2025-09-19 07:00:04

Trust the Yancode (Easy)

Time of First Successful Submission: 2025-09-19 08:28:48

Trust the Yancode (Hard)

Time of First Successful Submission: 2025-09-19 08:51:37

Know the Yancode (Easy)

Time of First Successful Submission: 2025-09-19 09:22:55

Know the Yancode (Hard)

Time of First Successful Submission: 2025-09-19 09:31:20

Master the Yancode (Easy)

Time of First Successful Submission: 2025-09-19 09:51:20

Master the Yancode (Hard)

Time of First Successful Submission: 2025-09-19 12:30:11

Transcend the Yancode (Easy)

Time of First Successful Submission: 2025-09-19 12:54:25

Transcend the Yancode (Hard)

Time of First Successful Submission: 2025-09-19 13:03:34

The Yanalyzer (Easy)

Time of First Successful Submission: 2025-09-20 19:06:49

The Yanalyzer (Hard)

Time of First Successful Submission: 2025-09-20 19:52:50

The Yangler (Easy)

Time of First Successful Submission: 2025-09-23 09:55:13

The Yangler (Hard)

Time of First Successful Submission: 2025-09-23 14:54:17

Yancraft (Easy)

Time of First Successful Submission: 2025-09-24 14:09:46

Yancraft (Hard)

Time of First Successful Submission: 2025-09-24 14:32:37

Yansanity (Easy)

Time of First Successful Submission: 2025-09-28 12:04:55

Yansanity (Hard)

Time of First Successful Submission: 2025-09-28 17:21:05

When the Cow Says Moo

Time of First Successful Submission: 2025-09-28 18:36:25

Predictable Migration

Time of First Successful Submission: 2025-10-03 12:26:47

Hashing Heifers

Time of First Successful Submission: 2025-10-03 14:04:11

Salty Stampede

Time of First Successful Submission: 2025-10-05 20:36:03

Loose Link (Easy)

Time of First Successful Submission: 2025-10-05 20:47:59

Loose Link (Hard)

Time of First Successful Submission: 2025-10-05 20:49:39

Call Chain (Easy)

Time of First Successful Submission: 2025-10-05 20:51:47

Call Chain (Hard)

Time of First Successful Submission: 2025-10-05 20:53:08

Chain of Command (Easy)

Time of First Successful Submission: 2025-10-05 21:04:14

Chain of Command (Hard)

Time of First Successful Submission: 2025-10-05 21:05:46

Stop, Pop, and ROP (Easy)

Time of First Successful Submission: 2025-10-05 21:38:52

Stop, Pop, and ROP (Hard)

Time of First Successful Submission: 2025-10-05 21:40:22

Stop, Pop and ROP II (Easy)

Time of First Successful Submission: 2025-10-06 08:05:55

Stop, Pop, and ROP II (Hard)

Time of First Successful Submission: 2025-10-06 09:58:58

Indirect Invocation (Easy)

Time of First Successful Submission: 2025-10-06 13:44:33

Indirect Invocation (Hard)

Time of First Successful Submission: 2025-10-06 13:57:17

Leaky Libc (Easy)

Time of First Successful Submission: 2025-10-07 07:00:01

Leaky Libc (Hard)

Time of First Successful Submission: 2025-10-07 07:05:32

Putsception (Easy)

Time of First Successful Submission: 2025-10-07 07:13:30

Putsception (Hard)

Time of First Successful Submission: 2025-10-07 07:15:38

Pivotal Prelude (Easy)

Time of First Successful Submission: 2025-10-07 09:49:43

Pivotal Prelude (Hard)

Time of First Successful Submission: 2025-10-07 09:51:55

Pivotal Pointer (Easy)

Time of First Successful Submission: 2025-10-07 13:33:26

Pivotal Pointer (Hard)

Time of First Successful Submission: 2025-10-07 13:38:49

Pivotal Payload (Easy)

Time of First Successful Submission: 2025-10-07 13:51:47

Pivotal Payload (Hard)

Time of First Successful Submission: 2025-10-07 14:01:31

Pivotal Pursuit (Easy)

Time of First Successful Submission: 2025-10-07 14:34:34

Pivotal Pursuit (Hard)

Time of First Successful Submission: 2025-10-07 14:46:47

Guarded Gadgets (Easy)

Time of First Successful Submission: 2025-10-08 15:33:57

Guarded Gadgets (Hard)

Time of First Successful Submission: 2025-10-08 15:37:20

ROP Roulette (Easy)

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

ROP Roulette (Hard)

Time of First Successful Submission: 2025-10-09 08:13:35

Libc Lottery (Easy)

Time of First Successful Submission: 2025-10-09 10:06:39

Libc Lottery (Hard)

Time of First Successful Submission: 2025-10-09 11:50:07

Freebie (Easy)

Time of First Successful Submission: 2025-10-09 13:02:41

Freebie (Hard)

Time of First Successful Submission: 2025-10-09 13:09:03

Freebin Feint (Easy)

Time of First Successful Submission: 2025-10-09 13:11:38

Freebin Feint (Hard)

Time of First Successful Submission: 2025-10-09 13:15:59

Free Flag Fumble (Easy)

Time of First Successful Submission: 2025-10-09 13:20:52

Free Flag Fumble (Hard)

Time of First Successful Submission: 2025-10-09 13:24:26

Fickle Free (Easy)

Time of First Successful Submission: 2025-10-09 14:32:26

Fickle Free (Hard)

Time of First Successful Submission: 2025-10-09 14:35:23

Malloc Mirage (Easy)

Time of First Successful Submission: 2025-10-14 19:44:10

Malloc Mirage (Hard)

Time of First Successful Submission: 2025-10-14 19:47:12

Seeking Secrets (Easy)

Time of First Successful Submission: 2025-10-14 20:59:12

Seeking Secrets (Hard)

Time of First Successful Submission: 2025-10-14 21:01:55

Seeking Substantial Secrets (Easy)

Time of First Successful Submission: 2025-10-14 21:50:20

Seeking Substantial Secrets (Hard)

Time of First Successful Submission: 2025-10-14 21:52:50

Seeking Spanless Secrets (Easy)

Time of First Successful Submission: 2025-10-15 08:16:42

Seeking Spanless Secrets (Hard)

Time of First Successful Submission: 2025-10-15 08:34:47

Seeking Smuggled Secrets (Easy)

Time of First Successful Submission: 2025-10-15 14:27:11

Seeking Smuggled Secrets (Hard)

Time of First Successful Submission: 2025-10-15 14:29:11

Sus Sequence (Easy)

Time of First Successful Submission: 2025-10-17 07:31:36

Sus Sequence (Hard)

Time of First Successful Submission: 2025-10-17 07:36:17

Echo Emanations (Easy)

Time of First Successful Submission: 2025-10-17 09:40:13

Echo Emanations (Hard)

Time of First Successful Submission: 2025-10-17 09:44:15

Stack Spoofing (Easy)

Time of First Successful Submission: 2025-10-19 16:00:14

Stack Spoofing (Hard)

Time of First Successful Submission: 2025-10-19 16:03:20

Stack Summoning (Easy)

Time of First Successful Submission: 2025-10-19 16:31:39

Stack Summoning (Hard)

Time of First Successful Submission: 2025-10-19 16:34:06

Enterprising Echo (Easy)

Time of First Successful Submission: 2025-10-19 17:05:42

Enterprising Echo (Hard)

Time of First Successful Submission: 2025-10-19 17:32:22

Ephemeral Echo (Easy)

Time of First Successful Submission: 2025-10-20 10:00:54

Ephemeral Echo (Hard)

Time of First Successful Submission: 2025-10-20 11:58:41

Seeking Safe Secrets (Easy)

Time of First Successful Submission: 2025-10-27 18:07:45

Seeking Safe Secrets (Hard)

Time of First Successful Submission: 2025-10-27 18:18:03

Sus Sequence Safety (Easy)

Time of First Successful Submission: 2025-10-28 09:58:30

Sus Sequence Safety (Hard)

Time of First Successful Submission: 2025-10-28 10:03:31

Safely Stack Summoning (Easy)

Time of First Successful Submission: 2025-11-10 14:22:09

Safely Stack Summoning (Hard)

Time of First Successful Submission: 2025-11-10 14:25:46

Overlapping Odyssey (Easy)

Time of First Successful Submission: 2025-11-11 13:42:37

Overlapping Odyssey (Hard)

Time of First Successful Submission: 2025-11-11 14:16:35

Tcache Terror (Easy)

Time of First Successful Submission: 2025-11-30 15:15:00

Tcache Terror (Hard)

Time of First Successful Submission: 2025-11-30 15:21:09

Containment Composition (Easy)

Time of First Successful Submission: 2025-12-02 13:51:36

Containment Composition (Hard)

Time of First Successful Submission: 2025-12-02 14:12:37

Constant Corruption (Easy)

Time of First Successful Submission: 2025-12-02 19:54:16

Constant Corruption (Hard)

Time of First Successful Submission: 2025-12-02 20:06:48

Return to YanLand (Easy)

Time of First Successful Submission: 2025-12-07 19:43:01

Return to YanLand (Hard)

Time of First Successful Submission: 2025-12-07 20:02:06

Escape from YanLand (Easy)

Time of First Successful Submission: 2025-12-08 13:57:52

Escape from YanLand (Hard)

Time of First Successful Submission: 2025-12-08 14:16:12

The YanFilter (Easy)

Time of First Successful Submission: 2025-12-08 15:56:07

The YanFilter (Hard)

Time of First Successful Submission: 2025-12-08 16:08:01

The Great YanFilter (Easy)

Time of First Successful Submission: 2025-12-10 16:17:00

The Great YanFilter (Hard)

Time of First Successful Submission: 2025-12-10 16:28:53

Yan85 Reborn (Easy)

Time of First Successful Submission: 2026-01-18 16:00:15

Yan85 Reborn (Hard)

Time of First Successful Submission: 2026-01-18 22:39:34

System Security

7 / 95 2119 / 3184

chroot-escape-basic

Time of First Successful Submission: 2026-01-21 09:29:02

chroot-shellcode

Time of First Successful Submission: 2026-01-21 09:42:53

chroot-proper

Time of First Successful Submission: 2026-01-21 10:14:31

seccomp-basic

Time of First Successful Submission: 2026-01-21 13:39:24

seccomp-linkat

Time of First Successful Submission: 2026-01-21 13:56:42

seccomp-fchdir

Time of First Successful Submission: 2026-01-21 14:53:09

seccomp-rechroot

Time of First Successful Submission: 2026-01-21 15:24:27

Start Here

11 / 12 993 / 38364

Using the Terminal

Time of First Successful Submission: 2025-08-05 19:42:48

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-05 19:48:38

Using the GUI Desktop

Time of First Successful Submission: 2025-08-05 19:58:40

Pasting into the Desktop

Time of First Successful Submission: 2025-08-05 19:59:44

Restarting Challenges

Time of First Successful Submission: 2025-08-05 20:02:33

Challenge Programs

Time of First Successful Submission: 2025-08-05 20:06:41

The Flag File

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

Using Privileged Mode

Time of First Successful Submission: 2025-08-05 20:10:25

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-05 20:12:39

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-05 20:13:29

CybHer Dojo

11 / 104 1159 / 38582

Using the Terminal

Time of First Successful Submission: 2025-08-05 19:42:48

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-05 19:48:38

Using the GUI Desktop

Time of First Successful Submission: 2025-08-05 19:58:40

Pasting into the Desktop

Time of First Successful Submission: 2025-08-05 19:59:44

Restarting Challenges

Time of First Successful Submission: 2025-08-05 20:02:33

Getting Help

Time of First Successful Submission: 2025-08-05 20:05:41

Challenge Programs

Time of First Successful Submission: 2025-08-05 20:06:41

The Flag File

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

Using Privileged Mode

Time of First Successful Submission: 2025-08-05 20:10:25

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-05 20:12:39

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-05 20:13:29

GCA CTF

11 / 104 1159 / 38582

Using the Terminal

Time of First Successful Submission: 2025-08-05 19:42:48

Using the VSCode Workspace

Time of First Successful Submission: 2025-08-05 19:48:38

Using the GUI Desktop

Time of First Successful Submission: 2025-08-05 19:58:40

Pasting into the Desktop

Time of First Successful Submission: 2025-08-05 19:59:44

Restarting Challenges

Time of First Successful Submission: 2025-08-05 20:02:33

Getting Help

Time of First Successful Submission: 2025-08-05 20:05:41

Challenge Programs

Time of First Successful Submission: 2025-08-05 20:06:41

The Flag File

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

Using Privileged Mode

Time of First Successful Submission: 2025-08-05 20:10:25

Persistent Home Directories - One

Time of First Successful Submission: 2025-08-05 20:12:39

Persistent Home Directories - Two

Time of First Successful Submission: 2025-08-05 20:13:29