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pwn.college Archives

46 / 202 2794 / 22792

level1

Time of First Successful Submission: 2023-07-13 15:22:59

level2

Time of First Successful Submission: 2023-07-13 15:23:27

level3

Time of First Successful Submission: 2023-07-13 15:24:14

level4

Time of First Successful Submission: 2023-07-13 15:25:01

level5

Time of First Successful Submission: 2023-07-13 15:27:32

level6

Time of First Successful Submission: 2023-07-13 15:28:06

level7

Time of First Successful Submission: 2023-07-13 15:29:34

level8

Time of First Successful Submission: 2023-07-13 15:31:07

level9

Time of First Successful Submission: 2023-07-13 15:32:08

level10

Time of First Successful Submission: 2023-07-13 15:33:44

level11

Time of First Successful Submission: 2023-07-13 15:34:48

level12

Time of First Successful Submission: 2023-07-13 15:35:46

level13

Time of First Successful Submission: 2023-07-13 15:36:45

level14

Time of First Successful Submission: 2023-07-13 15:37:37

level15

Time of First Successful Submission: 2023-07-13 15:40:03

level22

Time of First Successful Submission: 2023-07-13 15:43:16

level23

Time of First Successful Submission: 2023-07-13 15:44:00

level29

Time of First Successful Submission: 2023-07-13 16:02:56

level30

Time of First Successful Submission: 2023-07-13 16:04:26

level31

Time of First Successful Submission: 2023-07-13 16:06:22

level32

Time of First Successful Submission: 2023-07-13 16:08:33

level33

Time of First Successful Submission: 2023-07-13 16:15:16

level34

Time of First Successful Submission: 2023-07-13 16:30:17

level35

Time of First Successful Submission: 2023-07-13 16:30:53

level36

Time of First Successful Submission: 2023-07-13 16:32:06

level37

Time of First Successful Submission: 2023-07-13 16:32:35

level38

Time of First Successful Submission: 2023-07-13 16:33:26

level39

Time of First Successful Submission: 2023-07-13 16:34:07

level40

Time of First Successful Submission: 2023-07-13 17:06:04

level41

Time of First Successful Submission: 2023-07-13 17:09:28

level42

Time of First Successful Submission: 2023-07-13 17:10:09

level43

Time of First Successful Submission: 2023-07-13 17:10:37

level44

Time of First Successful Submission: 2023-07-13 17:11:05

level45

Time of First Successful Submission: 2023-07-13 17:11:27

level46

Time of First Successful Submission: 2023-07-13 17:17:26

level47

Time of First Successful Submission: 2023-07-13 17:19:21

level66

Time of First Successful Submission: 2023-07-13 19:58:53

level67

Time of First Successful Submission: 2023-07-13 20:00:04

level68

Time of First Successful Submission: 2023-07-13 20:01:49

HTTP (curl)

Time of First Successful Submission: 2023-01-31 14:55:41

HTTP (python)

Time of First Successful Submission: 2023-01-31 14:58:34

URL Encoding (curl)

Time of First Successful Submission: 2023-01-31 15:08:00

URL Encoding (python)

Time of First Successful Submission: 2023-03-23 16:17:10

HTTP GET Parameters (netcat)

Time of First Successful Submission: 2023-03-23 16:23:48

HTTP GET Parameters (python)

Time of First Successful Submission: 2023-03-23 16:24:43

Triple Dereference

Time of First Successful Submission: 2026-01-31 17:54:29

Intro to Programming Languages

15 / 234 8168 / 31971

Commands

Time of First Successful Submission: 2026-01-29 16:32:47

Command Arguments

Time of First Successful Submission: 2026-01-29 16:33:11

Command History

Time of First Successful Submission: 2026-01-29 16:33:40

The Root Path

Time of First Successful Submission: 2026-01-29 16:34:16

Absolute Paths

Time of First Successful Submission: 2026-01-29 16:34:44

Changing position

Time of First Successful Submission: 2026-01-29 16:35:21

Changing to an Absolute Path

Time of First Successful Submission: 2026-01-29 16:41:50

Relative Paths

Time of First Successful Submission: 2026-01-29 16:42:19

Cat

Time of First Successful Submission: 2026-01-29 16:45:43

Ls

Time of First Successful Submission: 2026-01-29 16:48:35

Ls All

Time of First Successful Submission: 2026-01-29 16:50:57

Find

Time of First Successful Submission: 2026-01-29 16:55:49

Piping Echo

Time of First Successful Submission: 2026-01-29 17:24:43

Piping Stdout

Time of First Successful Submission: 2026-01-29 17:27:06

Piping Stdin

Time of First Successful Submission: 2026-01-29 17:29:18

Intro to Cybersecurity

95 / 183 2442 / 20034

Path Traversal 1

Time of First Successful Submission: 2026-02-02 15:02:59

Path Traversal 2

Time of First Successful Submission: 2026-02-02 15:05:26

CMDi 1

Time of First Successful Submission: 2026-02-02 15:09:23

CMDi 2

Time of First Successful Submission: 2026-02-02 15:10:37

CMDi 3

Time of First Successful Submission: 2026-02-02 15:12:12

CMDi 4

Time of First Successful Submission: 2026-02-02 15:13:18

CMDi 5

Time of First Successful Submission: 2026-02-02 15:15:19

CMDi 6

Time of First Successful Submission: 2026-02-02 15:20:53

Authentication Bypass 1

Time of First Successful Submission: 2026-02-02 15:22:48

Authentication Bypass 2

Time of First Successful Submission: 2026-02-02 15:23:51

SQLi 1

Time of First Successful Submission: 2026-02-02 15:29:39

SQLi 2

Time of First Successful Submission: 2026-02-02 15:32:39

SQLi 3

Time of First Successful Submission: 2026-02-02 15:35:09

SQLi 4

Time of First Successful Submission: 2026-02-02 15:37:10

SQLi 5

Time of First Successful Submission: 2026-02-02 15:46:19

XSS 1

Time of First Successful Submission: 2026-02-02 15:51:00

XSS 2

Time of First Successful Submission: 2026-02-02 15:53:28

XSS 3

Time of First Successful Submission: 2026-02-02 15:57:45

XSS 4

Time of First Successful Submission: 2026-02-02 16:00:08

XSS 5

Time of First Successful Submission: 2026-02-02 16:08:22

XSS 6

Time of First Successful Submission: 2026-02-02 16:10:51

XSS 7

Time of First Successful Submission: 2026-02-02 16:22:35

CSRF 1

Time of First Successful Submission: 2026-02-02 16:30:39

CSRF 2

Time of First Successful Submission: 2026-02-02 16:36:42

CSRF 3

Time of First Successful Submission: 2026-02-02 16:44:31

CSRF 4

Time of First Successful Submission: 2026-02-02 16:46:55

CSRF 5

Time of First Successful Submission: 2026-02-02 16:51:35

Connect

Time of First Successful Submission: 2026-02-02 16:54:18

Send

Time of First Successful Submission: 2026-02-02 16:54:52

Shutdown

Time of First Successful Submission: 2026-02-02 16:56:33

Listen

Time of First Successful Submission: 2026-02-02 16:57:24

Scan 1

Time of First Successful Submission: 2026-02-02 17:02:14

Scan 2

Time of First Successful Submission: 2026-02-02 17:12:38

Monitor 1

Time of First Successful Submission: 2026-02-02 17:13:50

Monitor 2

Time of First Successful Submission: 2026-02-02 17:15:38

Sniffing Cookies

Time of First Successful Submission: 2026-02-02 17:21:53

Network Configuration

Time of First Successful Submission: 2026-02-02 17:23:03

Firewall 1

Time of First Successful Submission: 2026-02-02 17:24:24

Firewall 2

Time of First Successful Submission: 2026-02-02 17:25:25

Firewall 3

Time of First Successful Submission: 2026-02-02 17:26:06

Denial of Service 1

Time of First Successful Submission: 2026-02-02 17:41:47

Denial of Service 2

Time of First Successful Submission: 2026-02-02 17:43:12

Denial of Service 3

Time of First Successful Submission: 2026-02-02 17:59:25

Ethernet

Time of First Successful Submission: 2026-02-03 07:14:45

IP

Time of First Successful Submission: 2026-02-03 11:05:48

TCP

Time of First Successful Submission: 2026-02-03 11:25:35

TCP Handshake

Time of First Successful Submission: 2026-02-04 12:39:49

UDP

Time of First Successful Submission: 2026-02-05 11:47:48

UDP 2

Time of First Successful Submission: 2026-02-05 11:49:48

UDP Spoofing 1

Time of First Successful Submission: 2026-02-05 11:53:43

UDP Spoofing 2

Time of First Successful Submission: 2026-02-05 12:02:01

UDP Spoofing 3

Time of First Successful Submission: 2026-02-05 12:21:32

UDP Spoofing 4

Time of First Successful Submission: 2026-02-05 12:39:45

ARP

Time of First Successful Submission: 2026-02-05 13:00:39

Intercept

Time of First Successful Submission: 2026-02-05 14:32:28

level1

Time of First Successful Submission: 2026-02-17 21:24:31

level2

Time of First Successful Submission: 2026-02-17 21:25:15

level3

Time of First Successful Submission: 2026-02-17 21:25:47

level4

Time of First Successful Submission: 2026-02-17 21:26:25

level5

Time of First Successful Submission: 2026-02-17 21:30:31

level6

Time of First Successful Submission: 2026-02-17 21:32:33

level7

Time of First Successful Submission: 2026-02-17 21:33:41

level8

Time of First Successful Submission: 2026-02-17 21:34:46

level9

Time of First Successful Submission: 2026-02-17 21:36:15

level10

Time of First Successful Submission: 2026-02-17 21:38:42

level11

Time of First Successful Submission: 2026-02-17 21:41:16

level12

Time of First Successful Submission: 2026-02-17 21:52:35

level13

Time of First Successful Submission: 2026-02-17 21:53:49

level14

Time of First Successful Submission: 2026-02-17 21:54:55

level15

Time of First Successful Submission: 2026-02-17 21:56:00

level16

Time of First Successful Submission: 2026-02-17 21:58:59

level17

Time of First Successful Submission: 2026-02-17 23:23:18

level18

Time of First Successful Submission: 2026-02-17 23:23:51

level19

Time of First Successful Submission: 2026-02-17 23:26:16

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-02-20 09:46:37

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-02-20 09:49:21

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-02-20 09:50:50

Reading Endianness (Python)

Time of First Successful Submission: 2026-02-20 09:54:23

Reading Endianness (C)

Time of First Successful Submission: 2026-02-20 09:56:09

Reading Endianness (x86)

Time of First Successful Submission: 2026-02-20 09:57:12

Version Information (Python)

Time of First Successful Submission: 2026-02-20 10:02:54

Version Information (C)

Time of First Successful Submission: 2026-02-20 10:09:54

Version Information (x86)

Time of First Successful Submission: 2026-02-20 10:12:44

Metadata and Data (Python)

Time of First Successful Submission: 2026-02-20 10:19:42

Metadata and Data (C)

Time of First Successful Submission: 2026-02-20 10:22:52

Metadata and Data (x86)

Time of First Successful Submission: 2026-02-20 10:29:13

Input Restrictions (Python)

Time of First Successful Submission: 2026-02-20 10:30:44

Input Restrictions (C)

Time of First Successful Submission: 2026-02-20 10:33:59

Input Restrictions (x86)

Time of First Successful Submission: 2026-02-20 10:39:10

Behold the cIMG! (Python)

Time of First Successful Submission: 2026-02-20 10:42:07

Behold the cIMG! (C)

Time of First Successful Submission: 2026-02-20 10:43:05

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-02-20 10:44:54

A Basic cIMG (Python)

Time of First Successful Submission: 2026-02-20 10:49:48

A Basic cIMG (C)

Time of First Successful Submission: 2026-02-20 10:51:15

A Basic cIMG (x86)

Time of First Successful Submission: 2026-02-20 10:52:31

Start Here

11 / 12 8002 / 43337

Using the Terminal

Time of First Successful Submission: 2026-02-01 19:44:02

Using the VSCode Workspace

Time of First Successful Submission: 2026-02-01 19:57:37

Using the GUI Desktop

Time of First Successful Submission: 2026-02-01 19:53:28

Pasting into the Desktop

Time of First Successful Submission: 2026-02-01 19:54:16

Restarting Challenges

Time of First Successful Submission: 2026-02-01 19:56:10

Challenge Programs

Time of First Successful Submission: 2026-02-01 19:59:30

The Flag File

Time of First Successful Submission: 2026-02-01 19:59:56

Using Privileged Mode

Time of First Successful Submission: 2026-02-01 20:01:48

Persistent Home Directories - One

Time of First Successful Submission: 2026-02-01 20:02:26

Persistent Home Directories - Two

Time of First Successful Submission: 2026-02-01 20:02:59

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-01-29 16:32:47

Intro to Arguments

Time of First Successful Submission: 2026-01-29 16:33:11

Command History

Time of First Successful Submission: 2026-01-29 16:33:40

The Root

Time of First Successful Submission: 2026-01-29 16:34:16

Program and absolute paths

Time of First Successful Submission: 2026-01-29 16:34:44

Position thy self

Time of First Successful Submission: 2026-01-29 16:35:21

Position elsewhere

Time of First Successful Submission: 2026-01-29 16:41:50

implicit relative paths, from /

Time of First Successful Submission: 2026-01-29 16:42:19

explicit relative paths, from /

Time of First Successful Submission: 2026-01-29 16:43:03

implicit relative path

Time of First Successful Submission: 2026-01-29 16:43:37

home sweet home

Time of First Successful Submission: 2026-01-29 16:44:52

cat: not the pet, but the command!

Time of First Successful Submission: 2026-01-29 16:45:43

catting absolute paths

Time of First Successful Submission: 2026-01-29 16:46:08

more catting practice

Time of First Successful Submission: 2026-01-29 16:46:34

grepping for a needle in a haystack

Time of First Successful Submission: 2026-01-29 16:47:14

comparing files

Time of First Successful Submission: 2026-01-29 16:48:08

listing files

Time of First Successful Submission: 2026-01-29 16:48:35

touching files

Time of First Successful Submission: 2026-01-29 16:49:03

removing files

Time of First Successful Submission: 2026-01-29 16:49:31

moving files

Time of First Successful Submission: 2026-01-29 16:49:58

copying files

Time of First Successful Submission: 2026-01-29 16:50:26

hidden files

Time of First Successful Submission: 2026-01-29 16:50:57

An Epic Filesystem Quest

Time of First Successful Submission: 2026-01-29 16:54:16

making directories

Time of First Successful Submission: 2026-01-29 16:54:51

finding files

Time of First Successful Submission: 2026-01-29 16:55:49

linking files

Time of First Successful Submission: 2026-01-29 16:57:39

Learning From Documentation

Time of First Successful Submission: 2026-01-29 16:58:23

Learning Complex Usage

Time of First Successful Submission: 2026-01-29 16:58:52

Reading Manuals

Time of First Successful Submission: 2026-01-29 16:59:49

Searching Manuals

Time of First Successful Submission: 2026-01-29 17:00:40

Searching For Manuals

Time of First Successful Submission: 2026-01-29 17:10:09

Helpful Programs

Time of First Successful Submission: 2026-01-29 17:10:53

Help for Builtins

Time of First Successful Submission: 2026-01-29 17:11:27

Matching with *

Time of First Successful Submission: 2026-01-29 17:12:37

Matching with ?

Time of First Successful Submission: 2026-01-29 17:13:32

Matching with []

Time of First Successful Submission: 2026-01-29 17:14:16

Matching paths with []

Time of First Successful Submission: 2026-01-29 17:14:56

Multiple globs

Time of First Successful Submission: 2026-01-29 17:15:43

Mixing globs

Time of First Successful Submission: 2026-01-29 17:21:16

Exclusionary globbing

Time of First Successful Submission: 2026-01-29 17:22:00

Tab completion

Time of First Successful Submission: 2026-01-29 17:22:37

Multiple options for tab completion

Time of First Successful Submission: 2026-01-29 17:23:21

Tab completion on commands

Time of First Successful Submission: 2026-01-29 17:23:54

Redirecting output

Time of First Successful Submission: 2026-01-29 17:24:43

Redirecting more output

Time of First Successful Submission: 2026-01-29 17:27:06

Appending output

Time of First Successful Submission: 2026-01-29 17:27:47

Redirecting errors

Time of First Successful Submission: 2026-01-29 17:28:43

Redirecting input

Time of First Successful Submission: 2026-01-29 17:29:18

Grepping stored results

Time of First Successful Submission: 2026-01-29 17:29:56

Grepping live output

Time of First Successful Submission: 2026-01-29 17:30:52

Grepping errors

Time of First Successful Submission: 2026-01-29 17:31:27

Filtering with grep -v

Time of First Successful Submission: 2026-01-29 17:38:37

Filtering with sed

Time of First Successful Submission: 2026-01-29 17:39:39

Duplicating piped data with tee

Time of First Successful Submission: 2026-01-29 17:37:32

Process substitution for input

Time of First Successful Submission: 2026-01-29 17:41:27

Writing to multiple programs

Time of First Successful Submission: 2026-01-29 17:44:06

Split-piping stderr and stdout

Time of First Successful Submission: 2026-01-29 17:45:39

Named pipes

Time of First Successful Submission: 2026-01-29 17:48:51

Printing Variables

Time of First Successful Submission: 2026-01-29 17:50:16

Setting Variables

Time of First Successful Submission: 2026-01-29 17:50:52

Multi-word Variables

Time of First Successful Submission: 2026-01-29 17:51:21

Exporting Variables

Time of First Successful Submission: 2026-01-29 17:52:30

Printing Exported Variables

Time of First Successful Submission: 2026-01-29 17:53:00

Storing Command Output

Time of First Successful Submission: 2026-01-29 17:53:56

Reading Input

Time of First Successful Submission: 2026-01-29 17:54:41

Reading Files

Time of First Successful Submission: 2026-01-29 17:56:43

Translating characters

Time of First Successful Submission: 2026-01-29 17:58:01

Deleting characters

Time of First Successful Submission: 2026-01-29 17:58:37

Deleting newlines

Time of First Successful Submission: 2026-01-29 18:00:05

Extracting the first lines with head

Time of First Successful Submission: 2026-01-29 18:00:27

Extracting specific sections of text

Time of First Successful Submission: 2026-01-29 18:01:31

Sorting data

Time of First Successful Submission: 2026-01-29 18:02:02

Listing Processes

Time of First Successful Submission: 2026-01-30 08:04:23

Killing Processes

Time of First Successful Submission: 2026-01-30 08:16:44

Interrupting Processes

Time of First Successful Submission: 2026-01-30 08:17:27

Killing Misbehaving Processes

Time of First Successful Submission: 2026-01-30 08:19:28

Suspending Processes

Time of First Successful Submission: 2026-01-31 10:19:08

Resuming Processes

Time of First Successful Submission: 2026-01-31 10:19:27

Backgrounding Processes

Time of First Successful Submission: 2026-01-31 10:22:41

Foregrounding Processes

Time of First Successful Submission: 2026-01-31 10:23:21

Starting Backgrounded Processes

Time of First Successful Submission: 2026-01-31 10:23:46

Process Exit Codes

Time of First Successful Submission: 2026-01-31 10:24:28

Becoming root with su

Time of First Successful Submission: 2026-01-30 16:23:01

Other users with su

Time of First Successful Submission: 2026-01-30 16:25:13

Cracking passwords

Time of First Successful Submission: 2026-01-30 16:28:49

Using sudo

Time of First Successful Submission: 2026-01-30 16:31:56

Changing File Ownership

Time of First Successful Submission: 2026-01-31 10:28:05

Groups and Files

Time of First Successful Submission: 2026-01-31 10:29:53

Fun With Groups Names

Time of First Successful Submission: 2026-01-31 10:30:29

Changing Permissions

Time of First Successful Submission: 2026-01-31 10:32:20

Executable Files

Time of First Successful Submission: 2026-01-31 10:33:12

Permission Tweaking Practice

Time of First Successful Submission: 2026-01-31 10:40:29

Permissions Setting Practice

Time of First Successful Submission: 2026-01-31 10:44:50

The SUID Bit

Time of First Successful Submission: 2026-01-31 10:45:54

Chaining with Semicolons

Time of First Successful Submission: 2026-01-31 10:47:19

Building on Success

Time of First Successful Submission: 2026-01-31 10:48:11

Handling Failure

Time of First Successful Submission: 2026-01-31 10:48:34

Your First Shell Script

Time of First Successful Submission: 2026-01-31 10:49:40

Redirecting Script Output

Time of First Successful Submission: 2026-01-31 10:50:29

Executable Shell Scripts

Time of First Successful Submission: 2026-01-31 10:51:21

Understanding Shebangs

Time of First Successful Submission: 2026-01-31 10:53:29

Scripting with Arguments

Time of First Successful Submission: 2026-01-31 10:54:17

Scripting with Conditionals

Time of First Successful Submission: 2026-01-31 10:55:46

Scripting with Default Cases

Time of First Successful Submission: 2026-01-31 10:57:48

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-01-31 11:17:26

Reading Shell Scripts

Time of First Successful Submission: 2026-01-31 11:18:05

Launching Screen

Time of First Successful Submission: 2026-01-31 11:18:41

Detaching and Attaching

Time of First Successful Submission: 2026-01-31 11:19:24

Finding Sessions

Time of First Successful Submission: 2026-01-31 11:20:11

Switching Windows

Time of First Successful Submission: 2026-01-31 11:20:55

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-01-31 11:21:35

Switching Windows (tmux)

Time of First Successful Submission: 2026-01-31 11:21:58

The PATH Variable

Time of First Successful Submission: 2026-01-31 11:23:53

Setting PATH

Time of First Successful Submission: 2026-01-31 11:24:36

Finding Commands

Time of First Successful Submission: 2026-01-31 11:25:36

Adding Commands

Time of First Successful Submission: 2026-01-31 11:28:34

Hijacking Commands

Time of First Successful Submission: 2026-01-31 11:29:14

Bashrc Backdoor

Time of First Successful Submission: 2026-01-31 11:32:13

Sniffing Input

Time of First Successful Submission: 2026-01-31 11:35:57

Overshared Directories

Time of First Successful Submission: 2026-01-31 11:38:39

Tricky Linking

Time of First Successful Submission: 2026-01-31 11:41:49

Sniffing Process Arguments

Time of First Successful Submission: 2026-01-31 11:45:31

Snooping on Configurations

Time of First Successful Submission: 2026-01-31 11:49:44

The Fork Bomb

Time of First Successful Submission: 2026-01-31 12:00:30

Disk-Space Doomsday

Time of First Successful Submission: 2026-01-31 12:02:20

rm -rf /

Time of First Successful Submission: 2026-01-31 12:04:19

Life after rm -rf /

Time of First Successful Submission: 2026-01-31 12:39:46

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-01-31 12:43:12

Computing 101

68 / 94 2322 / 21528

Your First Register

Time of First Successful Submission: 2026-01-31 17:39:37

Your First Syscall

Time of First Successful Submission: 2026-01-31 17:40:57

Exit Codes

Time of First Successful Submission: 2026-01-31 17:41:31

Building Executables

Time of First Successful Submission: 2026-01-31 17:45:12

Moving Between Registers

Time of First Successful Submission: 2026-01-31 17:45:50

Loading From Memory

Time of First Successful Submission: 2026-01-31 17:48:04

More Loading Practice

Time of First Successful Submission: 2026-01-31 17:48:35

Dereferencing Pointers

Time of First Successful Submission: 2026-01-31 17:50:03

Dereferencing Yourself

Time of First Successful Submission: 2026-01-31 17:50:48

Dereferencing with Offsets

Time of First Successful Submission: 2026-01-31 17:51:38

Stored Addresses

Time of First Successful Submission: 2026-01-31 17:52:40

Double Dereference

Time of First Successful Submission: 2026-01-31 17:53:33

Tracing Syscalls

Time of First Successful Submission: 2026-01-29 16:23:23

Starting GDB

Time of First Successful Submission: 2026-01-29 16:24:25

Starting Programs in GDB

Time of First Successful Submission: 2026-01-29 16:25:26

Writing Output

Time of First Successful Submission: 2026-01-31 17:57:57

Chaining Syscalls

Time of First Successful Submission: 2026-01-31 17:59:09

Writing Strings

Time of First Successful Submission: 2026-01-31 17:59:43

Reading Data

Time of First Successful Submission: 2026-01-31 18:00:59

set-register

Time of First Successful Submission: 2023-03-26 08:36:10

set-multiple-registers

Time of First Successful Submission: 2026-01-31 18:04:16

add-to-register

Time of First Successful Submission: 2023-03-26 08:59:41

linear-equation-registers

Time of First Successful Submission: 2026-01-31 18:07:28

integer-division

Time of First Successful Submission: 2026-01-31 18:09:36

modulo-operation

Time of First Successful Submission: 2026-01-31 18:11:07

set-upper-byte

Time of First Successful Submission: 2026-01-31 18:11:45

efficient-modulo

Time of First Successful Submission: 2026-01-31 18:14:38

byte-extraction

Time of First Successful Submission: 2026-01-31 18:17:19

bitwise-and

Time of First Successful Submission: 2026-01-31 18:18:02

check-even

Time of First Successful Submission: 2026-01-31 18:19:38

memory-read

Time of First Successful Submission: 2026-01-31 18:20:56

memory-write

Time of First Successful Submission: 2026-01-31 18:21:53

memory-increment

Time of First Successful Submission: 2026-01-31 18:23:05

byte-access

Time of First Successful Submission: 2026-01-31 18:23:49

memory-size-access

Time of First Successful Submission: 2026-01-31 18:25:00

little-endian-write

Time of First Successful Submission: 2026-01-31 18:26:16

memory-sum

Time of First Successful Submission: 2026-01-31 18:28:04

stack-subtraction

Time of First Successful Submission: 2026-01-31 18:28:59

swap-stack-values

Time of First Successful Submission: 2026-01-31 18:29:38

average-stack-values

Time of First Successful Submission: 2026-01-31 18:33:03

absolute-jump

Time of First Successful Submission: 2026-01-31 18:33:48

relative-jump

Time of First Successful Submission: 2026-01-31 18:36:22

jump-trampoline

Time of First Successful Submission: 2026-01-31 18:39:09

conditional-jump

Time of First Successful Submission: 2026-01-31 18:50:47

indirect-jump

Time of First Successful Submission: 2026-01-31 19:59:24

average-loop

Time of First Successful Submission: 2026-01-31 20:02:39

count-non-zero

Time of First Successful Submission: 2026-01-31 20:06:25

string-lower

Time of First Successful Submission: 2026-02-01 09:34:58

most-common-byte

Time of First Successful Submission: 2026-02-01 10:01:09

Exit

Time of First Successful Submission: 2026-02-01 10:10:46

Socket

Time of First Successful Submission: 2026-02-01 10:15:44

Bind

Time of First Successful Submission: 2026-02-01 12:45:24

Listen

Time of First Successful Submission: 2026-02-01 12:53:13

Accept

Time of First Successful Submission: 2026-02-01 12:59:18

Static Response

Time of First Successful Submission: 2026-02-01 13:11:54

Dynamic Response

Time of First Successful Submission: 2026-02-01 14:20:10

Iterative GET Server

Time of First Successful Submission: 2026-02-01 14:21:57

Concurrent GET Server

Time of First Successful Submission: 2026-02-01 14:34:02

Concurrent POST Server

Time of First Successful Submission: 2026-02-01 18:20:33

Web Server

Time of First Successful Submission: 2026-02-01 18:24:41

Debugging Programs

Time of First Successful Submission: 2023-12-02 17:24:01

Inspecting Registers

Time of First Successful Submission: 2023-12-02 17:26:18

Examining Memory

Time of First Successful Submission: 2023-12-02 17:47:23

Setting Breakpoints

Time of First Successful Submission: 2023-12-02 17:50:29

GDB Scripting

Time of First Successful Submission: 2023-12-02 18:30:14

Modifying Data

Time of First Successful Submission: 2026-02-01 19:01:06

Modifying Execution

Time of First Successful Submission: 2026-02-01 19:02:16

Broken Functions

Time of First Successful Submission: 2026-02-01 19:42:30

Playing With Programs

116 / 116 721 / 23379

What's the password?

Time of First Successful Submission: 2026-02-01 20:04:47

... and again!

Time of First Successful Submission: 2026-02-01 20:05:11

Newline Troubles

Time of First Successful Submission: 2026-02-01 20:06:11

Reasoning about files

Time of First Successful Submission: 2026-02-01 20:07:00

Specifying Filenames

Time of First Successful Submission: 2026-02-01 20:07:36

Binary and Hex Encoding

Time of First Successful Submission: 2026-02-01 20:11:14

More Hex

Time of First Successful Submission: 2026-02-01 20:11:54

Decoding Hex

Time of First Successful Submission: 2026-02-01 20:13:15

Decoding Practice

Time of First Successful Submission: 2026-02-01 20:14:35

Encoding Practice

Time of First Successful Submission: 2026-02-01 20:16:20

Hex-encoding ASCII

Time of First Successful Submission: 2026-02-01 21:41:09

Nested Encoding

Time of First Successful Submission: 2026-02-01 21:46:45

Hex-encoding UTF-8

Time of First Successful Submission: 2026-02-01 21:49:40

UTF Mixups

Time of First Successful Submission: 2026-02-01 21:53:21

Modifying Encoded Data

Time of First Successful Submission: 2026-02-01 21:56:50

Decoding Base64

Time of First Successful Submission: 2026-02-01 22:08:05

Encoding Base64

Time of First Successful Submission: 2026-02-01 22:10:13

Dealing with Obfuscation

Time of First Successful Submission: 2026-02-01 22:13:16

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-02-01 22:16:51

Your First HTTP Request

Time of First Successful Submission: 2026-02-02 09:11:46

Reading Flask

Time of First Successful Submission: 2026-02-02 09:13:30

Commented Data

Time of First Successful Submission: 2026-02-02 09:15:02

HTTP Metadata

Time of First Successful Submission: 2026-02-02 09:16:23

HTTP (netcat)

Time of First Successful Submission: 2023-01-31 14:58:00

HTTP Paths (netcat)

Time of First Successful Submission: 2023-01-31 15:05:43

HTTP (curl)

Time of First Successful Submission: 2023-01-31 15:04:46

HTTP (python)

Time of First Successful Submission: 2023-01-31 15:06:39

HTTP Host Header (python)

Time of First Successful Submission: 2023-01-31 15:04:21

HTTP Host Header (curl)

Time of First Successful Submission: 2023-01-31 15:01:51

HTTP Host Header (netcat)

Time of First Successful Submission: 2023-01-31 15:02:30

URL Encoding (netcat)

Time of First Successful Submission: 2023-03-23 16:18:21

HTTP GET Parameters

Time of First Successful Submission: 2023-03-23 16:20:51

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-02-02 09:25:08

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-02-02 09:41:16

HTTP Forms

Time of First Successful Submission: 2026-02-02 09:53:01

HTTP Forms (curl)

Time of First Successful Submission: 2026-02-02 09:42:26

HTTP Forms (netcat)

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

HTTP Forms (python)

Time of First Successful Submission: 2026-02-02 09:48:16

HTTP Forms Without Forms

Time of First Successful Submission: 2026-02-02 09:56:47

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-02-02 09:43:47

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-02-02 09:33:05

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-02-02 09:35:07

HTTP Redirects (curl)

Time of First Successful Submission: 2026-02-02 09:44:30

HTTP Redirects (python)

Time of First Successful Submission: 2026-02-02 09:49:23

HTTP Cookies (curl)

Time of First Successful Submission: 2026-02-02 09:46:38

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-02-02 09:36:36

HTTP Cookies (python)

Time of First Successful Submission: 2026-02-02 09:50:31

Server State (python)

Time of First Successful Submission: 2026-02-02 09:51:32

Listening Web

Time of First Successful Submission: 2026-02-02 09:57:41

Speaking Redirects

Time of First Successful Submission: 2026-02-02 10:01:07

JavaScript Redirects

Time of First Successful Submission: 2026-02-02 10:05:59

Including JavaScript

Time of First Successful Submission: 2026-02-02 10:09:06

HTTP (javascript)

Time of First Successful Submission: 2026-02-02 10:11:22

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-02-02 10:14:24

HTTP Forms (javascript)

Time of First Successful Submission: 2026-02-02 10:16:59

cat

Time of First Successful Submission: 2026-01-31 21:41:40

more

Time of First Successful Submission: 2026-01-31 21:42:04

less

Time of First Successful Submission: 2026-01-31 21:42:36

tail

Time of First Successful Submission: 2026-01-31 21:43:18

head

Time of First Successful Submission: 2026-01-31 21:43:52

sort

Time of First Successful Submission: 2026-01-31 21:44:17

vim

Time of First Successful Submission: 2026-01-31 21:45:35

emacs

Time of First Successful Submission: 2026-01-31 21:47:05

nano

Time of First Successful Submission: 2026-01-31 21:48:08

rev

Time of First Successful Submission: 2026-01-31 21:48:48

od

Time of First Successful Submission: 2026-01-31 21:58:55

hd

Time of First Successful Submission: 2026-02-02 10:18:52

xxd

Time of First Successful Submission: 2026-02-02 10:19:22

base32

Time of First Successful Submission: 2026-02-02 10:19:46

base64

Time of First Successful Submission: 2026-02-02 10:20:10

split

Time of First Successful Submission: 2026-02-02 10:21:15

gzip

Time of First Successful Submission: 2026-02-02 10:23:01

bzip2

Time of First Successful Submission: 2026-02-02 10:23:41

zip

Time of First Successful Submission: 2026-02-02 10:24:28

tar

Time of First Successful Submission: 2026-02-02 10:27:42

ar

Time of First Successful Submission: 2026-02-02 10:28:32

cpio

Time of First Successful Submission: 2026-02-02 10:32:47

genisoimage

Time of First Successful Submission: 2026-02-02 11:47:45

env

Time of First Successful Submission: 2026-02-02 11:48:17

find

Time of First Successful Submission: 2026-02-02 11:50:33

make

Time of First Successful Submission: 2026-02-02 11:51:05

nice

Time of First Successful Submission: 2026-02-02 11:51:22

timeout

Time of First Successful Submission: 2026-02-02 11:51:55

stdbuf

Time of First Successful Submission: 2026-02-02 11:52:28

setarch

Time of First Successful Submission: 2026-02-02 11:53:24

watch

Time of First Successful Submission: 2026-02-02 11:54:41

socat

Time of First Successful Submission: 2026-02-02 11:55:45

whiptail

Time of First Successful Submission: 2026-02-02 11:57:14

awk

Time of First Successful Submission: 2026-02-02 11:57:54

sed

Time of First Successful Submission: 2026-02-02 11:58:25

ed

Time of First Successful Submission: 2026-02-02 11:58:53

chown

Time of First Successful Submission: 2026-02-02 11:59:15

chmod

Time of First Successful Submission: 2026-02-02 11:59:34

cp

Time of First Successful Submission: 2026-02-02 12:00:17

mv

Time of First Successful Submission: 2026-02-02 12:02:24

perl

Time of First Successful Submission: 2026-02-02 12:03:38

python

Time of First Successful Submission: 2026-02-02 12:04:27

ruby

Time of First Successful Submission: 2026-02-02 12:05:34

bash

Time of First Successful Submission: 2026-02-02 12:12:08

date

Time of First Successful Submission: 2026-02-02 12:18:49

dmesg

Time of First Successful Submission: 2026-02-02 12:19:11

wc

Time of First Successful Submission: 2026-02-02 12:20:00

gcc

Time of First Successful Submission: 2026-02-02 12:24:47

as

Time of First Successful Submission: 2026-02-02 12:25:16

wget

Time of First Successful Submission: 2026-02-02 12:35:04

ssh-keygen

Time of First Successful Submission: 2026-02-02 12:43:14

SQL Queries

Time of First Successful Submission: 2026-02-02 12:48:42

Filtering SQL

Time of First Successful Submission: 2026-02-02 12:49:49

Choosing Columns

Time of First Successful Submission: 2026-02-02 12:50:46

Exclusionary Filtering

Time of First Successful Submission: 2026-02-02 12:52:33

Filtering Strings

Time of First Successful Submission: 2026-02-02 12:53:31

Filtering on Expressions

Time of First Successful Submission: 2026-02-02 12:55:39

SELECTing Expressions

Time of First Successful Submission: 2026-02-02 13:01:12

Composite Conditions

Time of First Successful Submission: 2026-02-02 13:02:54

Reaching Your LIMITs

Time of First Successful Submission: 2026-02-02 13:04:38

Querying Metadata

Time of First Successful Submission: 2026-02-02 13:06:15

GCA CTF

11 / 104 8142 / 43614

Using the Terminal

Time of First Successful Submission: 2026-02-01 19:44:02

Using the VSCode Workspace

Time of First Successful Submission: 2026-02-01 19:57:37

Using the GUI Desktop

Time of First Successful Submission: 2026-02-01 19:53:28

Pasting into the Desktop

Time of First Successful Submission: 2026-02-01 19:54:16

Connecting over SSH

Time of First Successful Submission: 2026-01-31 21:38:58

Restarting Challenges

Time of First Successful Submission: 2026-02-01 19:56:10

Challenge Programs

Time of First Successful Submission: 2026-02-01 19:59:30

The Flag File

Time of First Successful Submission: 2026-02-01 19:59:56

Using Privileged Mode

Time of First Successful Submission: 2026-02-01 20:01:48

Persistent Home Directories - One

Time of First Successful Submission: 2026-02-01 20:02:26

Persistent Home Directories - Two

Time of First Successful Submission: 2026-02-01 20:02:59