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1 / 202 19004 / 22751

Triple Dereference

Time of First Successful Submission: 2025-06-30 14:19:05

Intro to Programming Languages

15 / 234 1588 / 29992

Commands

Time of First Successful Submission: 2025-06-22 10:30:20

Command Arguments

Time of First Successful Submission: 2025-06-22 11:06:12

Command History

Time of First Successful Submission: 2025-06-22 11:08:25

The Root Path

Time of First Successful Submission: 2025-06-22 12:26:42

Absolute Paths

Time of First Successful Submission: 2025-06-25 12:37:38

Changing position

Time of First Successful Submission: 2025-06-25 12:42:52

Changing to an Absolute Path

Time of First Successful Submission: 2025-06-25 12:44:48

Relative Paths

Time of First Successful Submission: 2025-06-25 12:54:26

Cat

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

Ls

Time of First Successful Submission: 2025-06-25 13:30:41

Ls All

Time of First Successful Submission: 2025-06-25 13:38:13

Find

Time of First Successful Submission: 2025-06-25 14:01:52

Piping Echo

Time of First Successful Submission: 2025-06-26 07:40:04

Piping Stdout

Time of First Successful Submission: 2025-06-26 07:45:49

Piping Stdin

Time of First Successful Submission: 2025-06-26 08:05:16

The Art of the Shell

1 / 55 474 / 474

The Transient Path

Time of First Successful Submission: 2026-02-13 13:34:43

Intro to Cybersecurity

33 / 183 7732 / 19142

Path Traversal 1

Time of First Successful Submission: 2025-06-25 10:18:08

Path Traversal 2

Time of First Successful Submission: 2025-06-25 11:54:27

CMDi 1

Time of First Successful Submission: 2026-02-13 06:46:34

CMDi 2

Time of First Successful Submission: 2026-02-13 06:50:55

CMDi 3

Time of First Successful Submission: 2026-02-13 07:02:09

CMDi 4

Time of First Successful Submission: 2026-02-13 07:11:10

CMDi 5

Time of First Successful Submission: 2026-02-13 07:28:34

SQLi 1

Time of First Successful Submission: 2026-02-13 11:00:18

SQLi 2

Time of First Successful Submission: 2026-02-13 11:04:17

SQLi 3

Time of First Successful Submission: 2026-02-13 11:13:40

SQLi 4

Time of First Successful Submission: 2026-02-13 11:21:12

Connect

Time of First Successful Submission: 2026-02-19 13:40:11

Send

Time of First Successful Submission: 2026-02-19 13:42:10

Shutdown

Time of First Successful Submission: 2026-02-19 13:50:51

Listen

Time of First Successful Submission: 2026-02-19 13:52:20

Scan 1

Time of First Successful Submission: 2026-02-19 14:05:44

Scan 2

Time of First Successful Submission: 2026-02-19 15:52:34

Monitor 1

Time of First Successful Submission: 2026-02-19 17:48:21

Monitor 2

Time of First Successful Submission: 2026-02-20 10:50:38

Sniffing Cookies

Time of First Successful Submission: 2026-02-20 14:02:09

Network Configuration

Time of First Successful Submission: 2026-02-20 14:30:09

Firewall 1

Time of First Successful Submission: 2026-02-20 14:50:15

Firewall 2

Time of First Successful Submission: 2026-02-22 15:04:20

Firewall 3

Time of First Successful Submission: 2026-02-22 15:09:51

Denial of Service 1

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

Denial of Service 2

Time of First Successful Submission: 2026-02-21 19:59:08

Ethernet

Time of First Successful Submission: 2026-02-22 15:41:14

IP

Time of First Successful Submission: 2026-02-22 15:49:58

TCP

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

level1

Time of First Successful Submission: 2026-02-23 21:04:44

level2

Time of First Successful Submission: 2026-02-23 21:10:22

level3

Time of First Successful Submission: 2026-02-24 00:38:43

level4

Time of First Successful Submission: 2026-02-24 00:44:43

Start Here

11 / 12 1731 / 40635

Using the Terminal

Time of First Successful Submission: 2025-08-08 12:18:33

Using the VSCode Workspace

Time of First Successful Submission: 2025-06-21 15:06:30

Using the GUI Desktop

Time of First Successful Submission: 2025-06-21 15:09:31

Pasting into the Desktop

Time of First Successful Submission: 2025-06-21 15:11:07

Restarting Challenges

Time of First Successful Submission: 2025-06-21 15:15:34

Challenge Programs

Time of First Successful Submission: 2025-06-22 09:26:09

The Flag File

Time of First Successful Submission: 2025-06-22 09:30:16

Using Privileged Mode

Time of First Successful Submission: 2025-06-22 09:37:38

Persistent Home Directories - One

Time of First Successful Submission: 2025-06-22 09:48:41

Persistent Home Directories - Two

Time of First Successful Submission: 2025-06-22 09:51:04

Linux Luminarium

128 / 128 1936 / 30360

Intro to Commands

Time of First Successful Submission: 2025-06-22 10:30:20

Intro to Arguments

Time of First Successful Submission: 2025-06-22 11:06:12

Command History

Time of First Successful Submission: 2025-06-22 11:08:25

The Root

Time of First Successful Submission: 2025-06-22 12:26:42

Program and absolute paths

Time of First Successful Submission: 2025-06-25 12:37:38

Position thy self

Time of First Successful Submission: 2025-06-25 12:42:52

Position elsewhere

Time of First Successful Submission: 2025-06-25 12:44:48

implicit relative paths, from /

Time of First Successful Submission: 2025-06-25 12:54:26

explicit relative paths, from /

Time of First Successful Submission: 2025-06-25 12:56:37

implicit relative path

Time of First Successful Submission: 2025-06-25 12:58:25

home sweet home

Time of First Successful Submission: 2025-06-25 13:02:44

cat: not the pet, but the command!

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

catting absolute paths

Time of First Successful Submission: 2025-06-25 13:20:08

more catting practice

Time of First Successful Submission: 2025-06-25 13:24:36

grepping for a needle in a haystack

Time of First Successful Submission: 2025-06-25 13:26:41

comparing files

Time of First Successful Submission: 2025-08-08 12:26:18

listing files

Time of First Successful Submission: 2025-06-25 13:30:41

touching files

Time of First Successful Submission: 2025-06-25 13:33:11

removing files

Time of First Successful Submission: 2025-06-25 13:34:48

moving files

Time of First Successful Submission: 2025-06-25 13:36:52

copying files

Time of First Successful Submission: 2026-02-06 20:10:35

hidden files

Time of First Successful Submission: 2025-06-25 13:38:13

An Epic Filesystem Quest

Time of First Successful Submission: 2025-06-25 13:51:50

making directories

Time of First Successful Submission: 2025-06-25 13:57:41

finding files

Time of First Successful Submission: 2025-06-25 14:01:52

linking files

Time of First Successful Submission: 2025-06-25 14:06:25

Learning From Documentation

Time of First Successful Submission: 2025-06-25 14:10:54

Learning Complex Usage

Time of First Successful Submission: 2025-06-25 14:19:17

Reading Manuals

Time of First Successful Submission: 2025-06-25 14:23:18

Searching Manuals

Time of First Successful Submission: 2025-06-25 14:25:39

Searching For Manuals

Time of First Successful Submission: 2025-06-25 14:29:50

Helpful Programs

Time of First Successful Submission: 2025-06-25 14:32:06

Help for Builtins

Time of First Successful Submission: 2025-06-25 14:34:20

Matching with *

Time of First Successful Submission: 2025-06-26 06:38:20

Matching with ?

Time of First Successful Submission: 2025-06-26 06:40:57

Matching with []

Time of First Successful Submission: 2025-06-26 06:47:04

Matching paths with []

Time of First Successful Submission: 2025-06-26 06:49:56

Multiple globs

Time of First Successful Submission: 2025-06-26 06:53:12

Mixing globs

Time of First Successful Submission: 2025-06-26 07:05:36

Exclusionary globbing

Time of First Successful Submission: 2025-06-26 07:08:24

Tab completion

Time of First Successful Submission: 2025-06-26 07:10:42

Multiple options for tab completion

Time of First Successful Submission: 2025-06-26 07:14:45

Tab completion on commands

Time of First Successful Submission: 2025-06-26 07:16:26

Redirecting output

Time of First Successful Submission: 2025-06-26 07:40:04

Redirecting more output

Time of First Successful Submission: 2025-06-26 07:45:49

Appending output

Time of First Successful Submission: 2025-06-26 07:48:57

Redirecting errors

Time of First Successful Submission: 2025-06-26 07:56:08

Redirecting input

Time of First Successful Submission: 2025-06-26 08:05:16

Grepping stored results

Time of First Successful Submission: 2025-06-26 08:09:28

Grepping live output

Time of First Successful Submission: 2025-06-26 08:17:22

Grepping errors

Time of First Successful Submission: 2025-06-26 08:46:12

Filtering with grep -v

Time of First Successful Submission: 2025-06-26 08:53:58

Filtering with sed

Time of First Successful Submission: 2026-02-06 20:08:58

Duplicating piped data with tee

Time of First Successful Submission: 2025-06-26 09:48:12

Process substitution for input

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

Writing to multiple programs

Time of First Successful Submission: 2025-06-26 10:45:23

Split-piping stderr and stdout

Time of First Successful Submission: 2025-06-26 18:50:22

Named pipes

Time of First Successful Submission: 2025-08-08 12:43:04

Printing Variables

Time of First Successful Submission: 2025-06-26 12:45:58

Setting Variables

Time of First Successful Submission: 2025-06-26 12:48:26

Multi-word Variables

Time of First Successful Submission: 2025-06-26 12:50:14

Exporting Variables

Time of First Successful Submission: 2025-06-26 12:52:44

Printing Exported Variables

Time of First Successful Submission: 2025-06-26 12:53:54

Storing Command Output

Time of First Successful Submission: 2025-06-26 12:55:56

Reading Input

Time of First Successful Submission: 2025-06-26 13:03:52

Reading Files

Time of First Successful Submission: 2025-06-26 13:29:06

Translating characters

Time of First Successful Submission: 2025-06-26 13:36:57

Deleting characters

Time of First Successful Submission: 2025-06-26 13:39:17

Deleting newlines

Time of First Successful Submission: 2025-06-26 13:42:50

Extracting the first lines with head

Time of First Successful Submission: 2025-06-26 13:46:00

Extracting specific sections of text

Time of First Successful Submission: 2025-06-26 13:49:52

Sorting data

Time of First Successful Submission: 2025-08-08 12:57:06

Listing Processes

Time of First Successful Submission: 2025-06-22 12:02:55

Killing Processes

Time of First Successful Submission: 2025-06-26 13:59:50

Interrupting Processes

Time of First Successful Submission: 2025-06-26 14:03:42

Killing Misbehaving Processes

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

Suspending Processes

Time of First Successful Submission: 2025-06-26 14:05:28

Resuming Processes

Time of First Successful Submission: 2025-06-26 14:28:19

Backgrounding Processes

Time of First Successful Submission: 2025-06-26 14:31:25

Foregrounding Processes

Time of First Successful Submission: 2025-06-26 14:34:53

Starting Backgrounded Processes

Time of First Successful Submission: 2025-06-26 14:37:32

Process Exit Codes

Time of First Successful Submission: 2025-06-26 14:44:05

Becoming root with su

Time of First Successful Submission: 2025-06-27 08:23:03

Other users with su

Time of First Successful Submission: 2025-06-27 08:24:40

Cracking passwords

Time of First Successful Submission: 2025-06-27 08:27:51

Using sudo

Time of First Successful Submission: 2025-06-27 08:30:39

Changing File Ownership

Time of First Successful Submission: 2025-06-27 07:18:14

Groups and Files

Time of First Successful Submission: 2025-06-27 07:32:14

Fun With Groups Names

Time of First Successful Submission: 2025-06-27 07:37:56

Changing Permissions

Time of First Successful Submission: 2025-06-27 07:43:21

Executable Files

Time of First Successful Submission: 2025-06-27 07:46:34

Permission Tweaking Practice

Time of First Successful Submission: 2025-06-27 08:00:40

Permissions Setting Practice

Time of First Successful Submission: 2025-06-27 08:10:35

The SUID Bit

Time of First Successful Submission: 2025-06-27 08:14:42

Chaining with Semicolons

Time of First Successful Submission: 2025-06-27 08:34:38

Building on Success

Time of First Successful Submission: 2025-08-29 07:09:37

Handling Failure

Time of First Successful Submission: 2025-08-29 07:11:40

Your First Shell Script

Time of First Successful Submission: 2025-06-27 08:47:01

Redirecting Script Output

Time of First Successful Submission: 2025-06-27 08:49:09

Executable Shell Scripts

Time of First Successful Submission: 2025-06-27 08:51:44

Understanding Shebangs

Time of First Successful Submission: 2025-08-19 16:34:56

Scripting with Arguments

Time of First Successful Submission: 2025-08-29 07:21:07

Scripting with Conditionals

Time of First Successful Submission: 2025-08-29 07:23:54

Scripting with Default Cases

Time of First Successful Submission: 2025-08-29 07:31:14

Scripting with Multiple Conditions

Time of First Successful Submission: 2025-08-29 07:38:40

Reading Shell Scripts

Time of First Successful Submission: 2025-08-29 07:41:15

Launching Screen

Time of First Successful Submission: 2025-08-08 14:16:36

Detaching and Attaching

Time of First Successful Submission: 2025-08-08 14:18:24

Finding Sessions

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

Switching Windows

Time of First Successful Submission: 2025-08-08 14:23:43

Detaching and Attaching (tmux)

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

Switching Windows (tmux)

Time of First Successful Submission: 2025-08-08 14:27:29

The PATH Variable

Time of First Successful Submission: 2025-06-27 09:12:23

Setting PATH

Time of First Successful Submission: 2025-06-27 09:21:14

Finding Commands

Time of First Successful Submission: 2025-06-27 09:23:50

Adding Commands

Time of First Successful Submission: 2025-06-27 09:27:26

Hijacking Commands

Time of First Successful Submission: 2025-06-27 10:04:39

Bashrc Backdoor

Time of First Successful Submission: 2025-06-27 10:16:00

Sniffing Input

Time of First Successful Submission: 2025-06-27 10:50:47

Overshared Directories

Time of First Successful Submission: 2025-06-27 11:01:24

Tricky Linking

Time of First Successful Submission: 2025-06-27 12:32:36

Sniffing Process Arguments

Time of First Successful Submission: 2025-06-27 12:56:27

Snooping on Configurations

Time of First Successful Submission: 2025-06-27 13:00:59

The Fork Bomb

Time of First Successful Submission: 2025-06-27 13:21:39

Disk-Space Doomsday

Time of First Successful Submission: 2025-06-27 13:29:10

rm -rf /

Time of First Successful Submission: 2025-06-27 13:33:10

Life after rm -rf /

Time of First Successful Submission: 2025-06-27 13:37:56

Finding meaning after rm -rf /

Time of First Successful Submission: 2025-06-27 13:43:00

Computing 101

68 / 94 844 / 20581

Your First Register

Time of First Successful Submission: 2025-06-28 07:19:09

Your First Syscall

Time of First Successful Submission: 2025-06-28 07:26:02

Exit Codes

Time of First Successful Submission: 2025-06-28 08:03:59

Building Executables

Time of First Successful Submission: 2025-06-29 16:35:32

Moving Between Registers

Time of First Successful Submission: 2025-06-29 16:42:42

Loading From Memory

Time of First Successful Submission: 2025-06-30 10:14:02

More Loading Practice

Time of First Successful Submission: 2025-06-30 10:15:56

Dereferencing Pointers

Time of First Successful Submission: 2025-06-30 10:28:05

Dereferencing Yourself

Time of First Successful Submission: 2025-06-30 10:36:12

Dereferencing with Offsets

Time of First Successful Submission: 2025-06-30 10:44:36

Stored Addresses

Time of First Successful Submission: 2025-06-30 14:03:33

Double Dereference

Time of First Successful Submission: 2025-06-30 14:13:33

Tracing Syscalls

Time of First Successful Submission: 2025-06-29 16:59:08

Starting GDB

Time of First Successful Submission: 2025-06-29 17:02:27

Starting Programs in GDB

Time of First Successful Submission: 2025-06-29 17:05:26

Writing Output

Time of First Successful Submission: 2025-07-01 07:11:30

Chaining Syscalls

Time of First Successful Submission: 2025-07-01 07:13:56

Writing Strings

Time of First Successful Submission: 2025-07-01 07:16:31

Reading Data

Time of First Successful Submission: 2025-07-01 07:44:10

set-register

Time of First Successful Submission: 2025-07-01 12:28:11

set-multiple-registers

Time of First Successful Submission: 2025-07-02 06:17:13

add-to-register

Time of First Successful Submission: 2025-07-02 06:22:20

linear-equation-registers

Time of First Successful Submission: 2025-07-02 06:31:28

integer-division

Time of First Successful Submission: 2025-07-02 06:49:32

modulo-operation

Time of First Successful Submission: 2025-07-02 06:55:46

set-upper-byte

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

efficient-modulo

Time of First Successful Submission: 2025-07-02 09:39:36

byte-extraction

Time of First Successful Submission: 2025-07-02 10:31:30

bitwise-and

Time of First Successful Submission: 2025-07-02 11:23:00

check-even

Time of First Successful Submission: 2025-07-02 12:29:25

memory-read

Time of First Successful Submission: 2025-07-02 13:55:15

memory-write

Time of First Successful Submission: 2025-07-02 13:58:05

memory-increment

Time of First Successful Submission: 2025-07-02 14:02:40

byte-access

Time of First Successful Submission: 2025-07-02 14:09:08

memory-size-access

Time of First Successful Submission: 2025-07-02 14:11:58

little-endian-write

Time of First Successful Submission: 2025-07-02 14:36:49

memory-sum

Time of First Successful Submission: 2025-07-03 06:45:19

stack-subtraction

Time of First Successful Submission: 2025-07-03 06:54:10

swap-stack-values

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

average-stack-values

Time of First Successful Submission: 2025-07-03 07:18:58

absolute-jump

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

relative-jump

Time of First Successful Submission: 2025-07-03 07:44:12

jump-trampoline

Time of First Successful Submission: 2025-07-03 07:49:45

conditional-jump

Time of First Successful Submission: 2025-07-03 11:16:44

indirect-jump

Time of First Successful Submission: 2025-07-05 06:30:27

average-loop

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

count-non-zero

Time of First Successful Submission: 2025-07-10 06:36:52

string-lower

Time of First Successful Submission: 2025-07-09 13:23:03

most-common-byte

Time of First Successful Submission: 2025-07-15 07:46:51

Exit

Time of First Successful Submission: 2025-07-24 06:57:24

Socket

Time of First Successful Submission: 2025-07-24 14:37:18

Bind

Time of First Successful Submission: 2025-07-25 13:40:56

Listen

Time of First Successful Submission: 2025-07-25 15:05:19

Accept

Time of First Successful Submission: 2025-07-27 08:34:05

Static Response

Time of First Successful Submission: 2025-07-27 10:55:05

Dynamic Response

Time of First Successful Submission: 2025-07-28 09:38:45

Iterative GET Server

Time of First Successful Submission: 2025-07-28 11:08:22

Concurrent GET Server

Time of First Successful Submission: 2025-07-28 11:47:58

Concurrent POST Server

Time of First Successful Submission: 2025-07-31 11:48:01

Web Server

Time of First Successful Submission: 2025-08-02 15:55:15

Debugging Programs

Time of First Successful Submission: 2025-07-15 09:51:22

Inspecting Registers

Time of First Successful Submission: 2025-07-15 09:54:25

Examining Memory

Time of First Successful Submission: 2025-07-15 13:52:39

Setting Breakpoints

Time of First Successful Submission: 2025-07-20 08:00:14

GDB Scripting

Time of First Successful Submission: 2025-07-21 12:47:28

Modifying Data

Time of First Successful Submission: 2025-07-23 10:20:11

Modifying Execution

Time of First Successful Submission: 2025-07-23 13:06:17

Broken Functions

Time of First Successful Submission: 2025-07-23 14:18:25

Playing With Programs

111 / 116 862 / 22863

What's the password?

Time of First Successful Submission: 2025-08-02 18:40:49

... and again!

Time of First Successful Submission: 2025-08-02 18:42:30

Newline Troubles

Time of First Successful Submission: 2025-08-02 18:46:25

Reasoning about files

Time of First Successful Submission: 2025-08-02 18:48:25

Specifying Filenames

Time of First Successful Submission: 2025-08-02 18:51:25

Binary and Hex Encoding

Time of First Successful Submission: 2025-08-03 13:23:43

More Hex

Time of First Successful Submission: 2025-08-03 13:27:03

Decoding Hex

Time of First Successful Submission: 2025-08-03 13:32:46

Decoding Practice

Time of First Successful Submission: 2025-08-04 11:25:14

Encoding Practice

Time of First Successful Submission: 2025-08-19 17:51:53

Hex-encoding ASCII

Time of First Successful Submission: 2025-08-20 13:57:28

Nested Encoding

Time of First Successful Submission: 2025-08-20 14:02:25

Hex-encoding UTF-8

Time of First Successful Submission: 2025-08-20 14:38:00

UTF Mixups

Time of First Successful Submission: 2025-08-20 15:29:41

Modifying Encoded Data

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

Decoding Base64

Time of First Successful Submission: 2025-08-21 20:36:02

Encoding Base64

Time of First Successful Submission: 2025-08-21 20:39:52

Dealing with Obfuscation

Time of First Successful Submission: 2025-08-21 20:53:22

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-12-08 11:15:49

Your First HTTP Request

Time of First Successful Submission: 2025-08-29 13:31:52

Reading Flask

Time of First Successful Submission: 2025-08-29 13:36:59

Commented Data

Time of First Successful Submission: 2025-08-29 13:42:54

HTTP Metadata

Time of First Successful Submission: 2025-08-29 13:49:07

HTTP (netcat)

Time of First Successful Submission: 2025-08-29 13:53:35

HTTP Paths (netcat)

Time of First Successful Submission: 2025-08-29 13:56:45

HTTP (curl)

Time of First Successful Submission: 2025-08-30 16:49:07

HTTP (python)

Time of First Successful Submission: 2025-08-30 17:18:31

HTTP Host Header (python)

Time of First Successful Submission: 2025-08-30 18:57:37

HTTP Host Header (curl)

Time of First Successful Submission: 2025-08-31 07:37:32

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-08-31 07:41:29

URL Encoding (netcat)

Time of First Successful Submission: 2025-08-31 08:09:44

HTTP GET Parameters

Time of First Successful Submission: 2025-08-31 08:26:00

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-08-31 11:59:20

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-08-31 12:03:01

HTTP Forms

Time of First Successful Submission: 2025-08-31 12:22:19

HTTP Forms (curl)

Time of First Successful Submission: 2025-08-31 12:30:23

HTTP Forms (netcat)

Time of First Successful Submission: 2025-08-31 12:36:09

HTTP Forms (python)

Time of First Successful Submission: 2025-08-31 12:47:32

HTTP Forms Without Forms

Time of First Successful Submission: 2025-08-31 13:02:30

Multiple Form Fields (curl)

Time of First Successful Submission: 2025-08-31 13:16:26

Multiple Form Fields (netcat)

Time of First Successful Submission: 2025-08-31 13:21:01

HTTP Redirects (netcat)

Time of First Successful Submission: 2025-08-31 14:04:37

HTTP Redirects (curl)

Time of First Successful Submission: 2025-08-31 14:06:35

HTTP Redirects (python)

Time of First Successful Submission: 2025-08-31 14:10:32

HTTP Cookies (curl)

Time of First Successful Submission: 2025-08-31 14:20:30

HTTP Cookies (netcat)

Time of First Successful Submission: 2025-08-31 14:46:08

HTTP Cookies (python)

Time of First Successful Submission: 2025-08-31 14:51:13

Server State (python)

Time of First Successful Submission: 2025-08-31 14:55:01

Listening Web

Time of First Successful Submission: 2025-08-31 15:32:56

Speaking Redirects

Time of First Successful Submission: 2025-08-31 16:04:10

JavaScript Redirects

Time of First Successful Submission: 2025-08-31 16:36:02

cat

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

more

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

less

Time of First Successful Submission: 2025-08-25 10:36:14

tail

Time of First Successful Submission: 2025-08-25 10:36:53

head

Time of First Successful Submission: 2025-08-25 10:37:14

sort

Time of First Successful Submission: 2025-08-25 10:37:39

vim

Time of First Successful Submission: 2025-08-25 10:38:00

emacs

Time of First Successful Submission: 2025-08-25 10:38:32

nano

Time of First Successful Submission: 2025-08-25 10:39:05

rev

Time of First Successful Submission: 2025-08-25 10:41:54

od

Time of First Successful Submission: 2025-08-26 06:48:47

hd

Time of First Successful Submission: 2025-08-26 07:48:49

xxd

Time of First Successful Submission: 2025-08-26 07:58:57

base32

Time of First Successful Submission: 2025-08-26 08:01:26

base64

Time of First Successful Submission: 2025-08-26 08:02:11

split

Time of First Successful Submission: 2025-08-26 08:06:13

gzip

Time of First Successful Submission: 2025-08-26 08:12:30

bzip2

Time of First Successful Submission: 2025-08-26 11:16:30

zip

Time of First Successful Submission: 2025-08-26 11:25:22

tar

Time of First Successful Submission: 2025-08-27 14:12:57

ar

Time of First Successful Submission: 2025-08-27 14:11:46

cpio

Time of First Successful Submission: 2025-08-26 13:13:57

genisoimage

Time of First Successful Submission: 2025-08-28 14:50:13

env

Time of First Successful Submission: 2025-08-26 09:08:02

find

Time of First Successful Submission: 2025-08-26 09:05:45

make

Time of First Successful Submission: 2025-08-27 11:51:22

nice

Time of First Successful Submission: 2025-08-26 09:10:21

timeout

Time of First Successful Submission: 2025-08-26 09:12:28

stdbuf

Time of First Successful Submission: 2025-08-27 06:38:39

setarch

Time of First Successful Submission: 2025-08-28 11:26:50

watch

Time of First Successful Submission: 2025-08-26 09:58:43

socat

Time of First Successful Submission: 2025-08-26 14:07:09

whiptail

Time of First Successful Submission: 2025-08-28 11:23:35

awk

Time of First Successful Submission: 2025-08-27 07:05:56

sed

Time of First Successful Submission: 2025-08-27 07:12:59

ed

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

chown

Time of First Successful Submission: 2025-08-26 09:46:25

chmod

Time of First Successful Submission: 2025-08-26 08:32:56

cp

Time of First Successful Submission: 2025-08-26 12:50:20

mv

Time of First Successful Submission: 2025-08-28 10:14:05

perl

Time of First Successful Submission: 2025-08-27 07:35:09

python

Time of First Successful Submission: 2025-08-26 11:03:05

ruby

Time of First Successful Submission: 2025-08-27 07:45:30

bash

Time of First Successful Submission: 2025-08-28 14:46:01

date

Time of First Successful Submission: 2025-08-26 08:34:02

dmesg

Time of First Successful Submission: 2025-08-26 08:17:28

wc

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

gcc

Time of First Successful Submission: 2025-08-27 13:46:58

as

Time of First Successful Submission: 2025-08-26 08:35:00

wget

Time of First Successful Submission: 2025-08-26 08:58:33

SQL Queries

Time of First Successful Submission: 2025-08-29 08:11:06

Filtering SQL

Time of First Successful Submission: 2025-08-29 08:28:58

Choosing Columns

Time of First Successful Submission: 2025-08-29 08:34:02

Exclusionary Filtering

Time of First Successful Submission: 2025-08-29 08:41:54

Filtering Strings

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

Filtering on Expressions

Time of First Successful Submission: 2025-08-29 09:37:03

SELECTing Expressions

Time of First Successful Submission: 2025-08-29 09:57:33

Composite Conditions

Time of First Successful Submission: 2025-08-29 10:14:32

Reaching Your LIMITs

Time of First Successful Submission: 2025-08-29 10:19:50

Querying Metadata

Time of First Successful Submission: 2025-08-29 10:25:14

Arizona CTF 2025

1 / 23 726 / 727

Hijack Me!

Time of First Successful Submission: 2026-02-13 13:34:43

Content Injection

8 / 10 53 / 94

Teacher Login

Time of First Successful Submission: 2026-02-12 11:50:35

Teacher Login 2

Time of First Successful Submission: 2026-02-12 14:51:29

Teacher Login 3

Time of First Successful Submission: 2026-02-12 15:15:20

Teacher Login 4

Time of First Successful Submission: 2026-02-14 17:39:32

Teacher Login 5

Time of First Successful Submission: 2026-02-14 18:19:15

Teacher Login 6

Time of First Successful Submission: 2026-02-14 18:42:16

Class Cancellation

Time of First Successful Submission: 2026-02-14 18:59:12

Class Cancellation 2

Time of First Successful Submission: 2026-02-15 18:15:22

DOS Dojo

9 / 10 23 / 54

cat.exe (type)

Time of First Successful Submission: 2026-02-12 06:41:30

ls.exe (dir)

Time of First Successful Submission: 2026-02-12 06:58:14

Changing Disks

Time of First Successful Submission: 2026-02-12 07:02:47

Reading Floppies

Time of First Successful Submission: 2026-02-12 07:15:21

Installing MS-DOS

Time of First Successful Submission: 2026-02-12 07:43:58

autoexec.bat

Time of First Successful Submission: 2026-02-12 08:03:32

doskey

Time of First Successful Submission: 2026-02-12 08:18:54

DOS Networking

Time of First Successful Submission: 2026-02-12 09:36:37

Unprotected Memory

Time of First Successful Submission: 2026-02-12 11:24:18

GCA CTF

11 / 104 1910 / 40864

Using the Terminal

Time of First Successful Submission: 2025-08-08 12:18:33

Using the VSCode Workspace

Time of First Successful Submission: 2025-06-21 15:06:30

Using the GUI Desktop

Time of First Successful Submission: 2025-06-21 15:09:31

Pasting into the Desktop

Time of First Successful Submission: 2025-06-21 15:11:07

Restarting Challenges

Time of First Successful Submission: 2025-06-21 15:15:34

Getting Help

Time of First Successful Submission: 2025-06-22 09:22:43

Challenge Programs

Time of First Successful Submission: 2025-06-22 09:26:09

The Flag File

Time of First Successful Submission: 2025-06-22 09:30:16

Using Privileged Mode

Time of First Successful Submission: 2025-06-22 09:37:38

Persistent Home Directories - One

Time of First Successful Submission: 2025-06-22 09:48:41

Persistent Home Directories - Two

Time of First Successful Submission: 2025-06-22 09:51:04

Hacker History

8 / 8 67 / 152

External BBS (login)

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

Internal BBS

Time of First Successful Submission: 2026-02-16 13:32:01

Join an IRC Server

Time of First Successful Submission: 2026-02-16 06:25:22

Join an IRC Server (with an IRC Client)

Time of First Successful Submission: 2026-02-16 06:26:23

Change your nickname

Time of First Successful Submission: 2026-02-16 06:40:51

Join a channel

Time of First Successful Submission: 2026-02-16 06:43:51

Message a channel

Time of First Successful Submission: 2026-02-16 07:09:05

Remove another user

Time of First Successful Submission: 2026-02-16 07:20:22

Honors Dojo

11 / 17 4 / 8

Honors Dojo

11 / 17 4 / 8

Honors Dojo

11 / 11 4 / 8

Join an IRC Server

Time of First Successful Submission: 2026-02-17 11:45:49

Join an IRC Server (with an IRC Client)

Time of First Successful Submission: 2026-02-17 11:47:52

Change your nickname

Time of First Successful Submission: 2026-02-17 11:59:34

Join a channel

Time of First Successful Submission: 2026-02-17 12:00:37

Message a channel

Time of First Successful Submission: 2026-02-17 12:04:49

Remove another user

Time of First Successful Submission: 2026-02-17 12:09:28

Securing the Seed Phrase

Time of First Successful Submission: 2026-02-17 12:33:26

The Hot Wallet Exposure

Time of First Successful Submission: 2026-02-17 12:52:06

Phishing Content Analysis

Time of First Successful Submission: 2026-02-17 13:31:19

API Key Log Forensics

Time of First Successful Submission: 2026-02-17 13:59:24

Basic Signature Validation

Time of First Successful Submission: 2026-02-17 14:33:18

The House Always Wins

2 / 9 67 / 115

Level1

Time of First Successful Submission: 2025-09-02 13:22:39

Level2

Time of First Successful Submission: 2025-09-22 14:16:01