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30 / 232 12351 / 25737

set-register

Time of First Successful Submission: 2026-06-11 12:40:10

set-multiple-registers

Time of First Successful Submission: 2026-06-11 12:43:01

add-to-register

Time of First Successful Submission: 2026-06-11 12:44:28

linear-equation-registers

Time of First Successful Submission: 2026-06-11 12:46:37

integer-division

Time of First Successful Submission: 2026-06-13 11:16:45

modulo-operation

Time of First Successful Submission: 2026-06-13 11:19:45

set-upper-byte

Time of First Successful Submission: 2026-06-13 11:21:34

efficient-modulo

Time of First Successful Submission: 2026-06-13 11:23:24

byte-extraction

Time of First Successful Submission: 2026-06-13 11:27:02

bitwise-and

Time of First Successful Submission: 2026-06-13 11:30:24

check-even

Time of First Successful Submission: 2026-06-13 11:34:31

memory-read

Time of First Successful Submission: 2026-06-13 11:36:26

memory-write

Time of First Successful Submission: 2026-06-13 11:38:22

memory-increment

Time of First Successful Submission: 2026-06-13 11:39:34

byte-access

Time of First Successful Submission: 2026-06-13 11:40:54

memory-size-access

Time of First Successful Submission: 2026-06-13 11:42:56

little-endian-write

Time of First Successful Submission: 2026-06-13 11:47:18

memory-sum

Time of First Successful Submission: 2026-06-13 11:48:58

stack-subtraction

Time of First Successful Submission: 2026-06-13 11:49:58

swap-stack-values

Time of First Successful Submission: 2026-06-13 11:53:26

average-stack-values

Time of First Successful Submission: 2026-06-13 11:54:55

absolute-jump

Time of First Successful Submission: 2026-06-13 12:54:37

relative-jump

Time of First Successful Submission: 2026-06-13 12:58:42

jump-trampoline

Time of First Successful Submission: 2026-06-13 13:43:17

conditional-jump

Time of First Successful Submission: 2026-06-13 13:51:14

indirect-jump

Time of First Successful Submission: 2026-06-13 13:54:11

average-loop

Time of First Successful Submission: 2026-06-13 13:56:48

count-non-zero

Time of First Successful Submission: 2026-06-13 13:59:07

string-lower

Time of First Successful Submission: 2026-06-13 14:05:58

most-common-byte

Time of First Successful Submission: 2026-06-13 14:16:09

Intro to Programming Languages

15 / 253 10627 / 35610

Commands

Time of First Successful Submission: 2026-05-21 12:32:35

Command Arguments

Time of First Successful Submission: 2026-05-21 12:35:01

Command History

Time of First Successful Submission: 2026-05-21 12:38:02

The Root Path

Time of First Successful Submission: 2026-05-21 14:01:26

Absolute Paths

Time of First Successful Submission: 2026-05-21 14:02:37

Changing position

Time of First Successful Submission: 2026-05-21 14:22:44

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-21 14:30:40

Relative Paths

Time of First Successful Submission: 2026-05-21 14:38:28

Cat

Time of First Successful Submission: 2026-05-21 15:54:47

Ls

Time of First Successful Submission: 2026-05-21 16:14:55

Ls All

Time of First Successful Submission: 2026-05-21 16:27:38

Find

Time of First Successful Submission: 2026-05-21 17:17:33

Piping Echo

Time of First Successful Submission: 2026-05-21 20:24:13

Piping Stdout

Time of First Successful Submission: 2026-05-21 20:27:40

Piping Stdin

Time of First Successful Submission: 2026-05-21 20:59:33

Intro to Cybersecurity

65 / 183 5231 / 21410

Path Traversal 1

Time of First Successful Submission: 2026-05-30 22:53:48

Path Traversal 2

Time of First Successful Submission: 2026-06-02 12:00:21

CMDi 1

Time of First Successful Submission: 2026-06-02 13:18:15

CMDi 2

Time of First Successful Submission: 2026-06-02 14:26:14

CMDi 3

Time of First Successful Submission: 2026-06-02 15:10:33

CMDi 4

Time of First Successful Submission: 2026-06-02 15:48:51

CMDi 5

Time of First Successful Submission: 2026-06-02 16:08:08

Authentication Bypass 1

Time of First Successful Submission: 2026-06-02 16:20:39

Authentication Bypass 2

Time of First Successful Submission: 2026-06-02 16:25:43

SQLi 1

Time of First Successful Submission: 2026-06-02 16:40:21

SQLi 2

Time of First Successful Submission: 2026-06-03 10:07:43

SQLi 3

Time of First Successful Submission: 2026-06-03 11:29:08

SQLi 4

Time of First Successful Submission: 2026-06-03 11:37:56

SQLi 5

Time of First Successful Submission: 2026-06-03 11:48:19

XSS 1

Time of First Successful Submission: 2026-06-03 12:46:26

XSS 2

Time of First Successful Submission: 2026-06-03 12:55:43

XSS 3

Time of First Successful Submission: 2026-06-03 13:04:54

XSS 4

Time of First Successful Submission: 2026-06-03 13:07:24

XSS 5

Time of First Successful Submission: 2026-06-03 13:10:42

XSS 6

Time of First Successful Submission: 2026-06-04 10:03:40

XSS 7

Time of First Successful Submission: 2026-06-04 11:47:05

CSRF 1

Time of First Successful Submission: 2026-06-04 18:41:37

CSRF 2

Time of First Successful Submission: 2026-06-04 18:46:00

CSRF 3

Time of First Successful Submission: 2026-06-04 18:49:06

CSRF 4

Time of First Successful Submission: 2026-06-07 11:24:02

CSRF 5

Time of First Successful Submission: 2026-06-07 11:28:03

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-06-16 11:36:26

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-06-16 11:40:50

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-06-16 11:48:38

Reading Endianness (Python)

Time of First Successful Submission: 2026-06-16 12:38:22

Reading Endianness (C)

Time of First Successful Submission: 2026-06-16 12:41:43

Reading Endianness (x86)

Time of First Successful Submission: 2026-06-16 12:43:38

Version Information (Python)

Time of First Successful Submission: 2026-06-16 12:45:25

Version Information (C)

Time of First Successful Submission: 2026-06-16 13:02:04

Version Information (x86)

Time of First Successful Submission: 2026-06-16 13:03:43

Metadata and Data (Python)

Time of First Successful Submission: 2026-06-16 13:04:53

Metadata and Data (C)

Time of First Successful Submission: 2026-06-16 13:06:39

Metadata and Data (x86)

Time of First Successful Submission: 2026-06-16 13:11:54

Input Restrictions (Python)

Time of First Successful Submission: 2026-06-16 13:14:49

Input Restrictions (C)

Time of First Successful Submission: 2026-06-16 13:23:55

Input Restrictions (x86)

Time of First Successful Submission: 2026-06-16 13:26:19

Behold the cIMG! (Python)

Time of First Successful Submission: 2026-06-16 13:28:47

Behold the cIMG! (C)

Time of First Successful Submission: 2026-06-16 13:34:29

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-06-16 13:36:00

A Basic cIMG (Python)

Time of First Successful Submission: 2026-06-16 13:38:00

A Basic cIMG (C)

Time of First Successful Submission: 2026-06-16 13:40:35

A Basic cIMG (x86)

Time of First Successful Submission: 2026-06-16 13:42:36

Internal State Mini (C)

Time of First Successful Submission: 2026-06-21 11:59:46

Internal State Mini (x86)

Time of First Successful Submission: 2026-06-21 12:27:42

Internal State (C)

Time of First Successful Submission: 2026-06-21 12:29:11

Internal State (x86)

Time of First Successful Submission: 2026-06-21 12:31:46

File Formats: Directives (C)

Time of First Successful Submission: 2026-06-21 12:33:41

File Formats: Directives (x86)

Time of First Successful Submission: 2026-06-21 12:38:56

The Patch Directive

Time of First Successful Submission: 2026-06-21 17:30:01

Optimizing for Space

Time of First Successful Submission: 2026-06-21 17:48:34

Tweaking Images

Time of First Successful Submission: 2026-06-21 18:01:42

Storage and Retrieval

Time of First Successful Submission: 2026-06-21 19:18:59

Extracting Knowledge

Time of First Successful Submission: 2026-06-21 19:27:31

Advanced Sprites

Time of First Successful Submission: 2026-06-21 19:39:31

Accessing Resources

Time of First Successful Submission: 2026-06-22 08:08:12

Unsafe Animations

Time of First Successful Submission: 2026-06-22 08:22:02

Animations

Time of First Successful Submission: 2026-06-22 08:43:25

Interoperability: Patching Data

Time of First Successful Submission: 2026-06-22 09:33:21

Patching Code

Time of First Successful Submission: 2026-06-22 09:46:11

Patching Control Flow

Time of First Successful Submission: 2026-06-22 09:56:28

Start Here

10 / 12 21937 / 48563

Using the Terminal

Time of First Successful Submission: 2026-05-21 10:18:56

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-21 10:25:07

Using the GUI Desktop

Time of First Successful Submission: 2026-05-21 10:31:21

Pasting into the Desktop

Time of First Successful Submission: 2026-05-21 10:42:39

Restarting Challenges

Time of First Successful Submission: 2026-05-21 10:49:04

Challenge Programs

Time of First Successful Submission: 2026-05-22 22:50:31

The Flag File

Time of First Successful Submission: 2026-05-22 22:52:21

Using Privileged Mode

Time of First Successful Submission: 2026-05-22 23:06:28

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-22 23:10:39

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-22 23:12:29

Linux Luminarium

128 / 128 3183 / 36096

Intro to Commands

Time of First Successful Submission: 2026-05-21 12:32:35

Intro to Arguments

Time of First Successful Submission: 2026-05-21 12:35:01

Command History

Time of First Successful Submission: 2026-05-21 12:38:02

The Root

Time of First Successful Submission: 2026-05-21 14:01:26

Program and absolute paths

Time of First Successful Submission: 2026-05-21 14:02:37

Position thy self

Time of First Successful Submission: 2026-05-21 14:22:44

Position elsewhere

Time of First Successful Submission: 2026-05-21 14:30:40

implicit relative paths, from /

Time of First Successful Submission: 2026-05-21 14:38:28

explicit relative paths, from /

Time of First Successful Submission: 2026-05-21 14:53:21

implicit relative path

Time of First Successful Submission: 2026-05-21 15:43:14

home sweet home

Time of First Successful Submission: 2026-05-21 15:50:14

cat: not the pet, but the command!

Time of First Successful Submission: 2026-05-21 15:54:47

catting absolute paths

Time of First Successful Submission: 2026-05-21 15:57:48

more catting practice

Time of First Successful Submission: 2026-05-21 15:59:53

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-21 16:03:23

comparing files

Time of First Successful Submission: 2026-05-21 16:07:43

listing files

Time of First Successful Submission: 2026-05-21 16:14:55

touching files

Time of First Successful Submission: 2026-05-21 16:17:13

removing files

Time of First Successful Submission: 2026-05-21 16:19:12

moving files

Time of First Successful Submission: 2026-05-21 16:20:42

copying files

Time of First Successful Submission: 2026-05-21 16:22:01

hidden files

Time of First Successful Submission: 2026-05-21 16:27:38

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-21 16:54:06

making directories

Time of First Successful Submission: 2026-05-21 17:03:01

finding files

Time of First Successful Submission: 2026-05-21 17:17:33

linking files

Time of First Successful Submission: 2026-05-21 18:25:25

Learning From Documentation

Time of First Successful Submission: 2026-05-21 18:28:44

Learning Complex Usage

Time of First Successful Submission: 2026-05-21 18:31:12

Reading Manuals

Time of First Successful Submission: 2026-05-21 18:42:31

Searching Manuals

Time of First Successful Submission: 2026-05-21 18:52:33

Searching For Manuals

Time of First Successful Submission: 2026-05-21 19:01:20

Helpful Programs

Time of First Successful Submission: 2026-05-21 19:08:52

Help for Builtins

Time of First Successful Submission: 2026-05-21 19:14:58

Matching with *

Time of First Successful Submission: 2026-05-21 19:20:10

Matching with ?

Time of First Successful Submission: 2026-05-21 19:23:43

Matching with []

Time of First Successful Submission: 2026-05-21 19:27:22

Matching paths with []

Time of First Successful Submission: 2026-05-21 19:37:37

Multiple globs

Time of First Successful Submission: 2026-05-21 19:55:00

Mixing globs

Time of First Successful Submission: 2026-05-21 20:02:19

Exclusionary globbing

Time of First Successful Submission: 2026-05-21 20:06:46

Tab completion

Time of First Successful Submission: 2026-05-21 20:10:19

Multiple options for tab completion

Time of First Successful Submission: 2026-05-21 20:18:02

Tab completion on commands

Time of First Successful Submission: 2026-05-21 20:19:03

Redirecting output

Time of First Successful Submission: 2026-05-21 20:24:13

Redirecting more output

Time of First Successful Submission: 2026-05-21 20:27:40

Appending output

Time of First Successful Submission: 2026-05-21 20:33:33

Redirecting errors

Time of First Successful Submission: 2026-05-21 20:54:38

Redirecting input

Time of First Successful Submission: 2026-05-21 20:59:33

Grepping stored results

Time of First Successful Submission: 2026-05-21 21:04:33

Grepping live output

Time of First Successful Submission: 2026-05-21 21:10:47

Grepping errors

Time of First Successful Submission: 2026-05-21 21:15:09

Filtering with grep -v

Time of First Successful Submission: 2026-05-21 21:16:41

Filtering with sed

Time of First Successful Submission: 2026-05-21 21:24:27

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-21 21:50:28

Process substitution for input

Time of First Successful Submission: 2026-05-21 21:58:04

Writing to multiple programs

Time of First Successful Submission: 2026-05-21 22:03:35

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-21 22:06:12

Named pipes

Time of First Successful Submission: 2026-05-21 22:11:09

Printing Variables

Time of First Successful Submission: 2026-05-21 22:15:30

Setting Variables

Time of First Successful Submission: 2026-05-21 22:18:21

Multi-word Variables

Time of First Successful Submission: 2026-05-21 22:56:02

Exporting Variables

Time of First Successful Submission: 2026-05-21 23:00:15

Printing Exported Variables

Time of First Successful Submission: 2026-05-21 23:01:36

Storing Command Output

Time of First Successful Submission: 2026-05-21 23:06:38

Reading Input

Time of First Successful Submission: 2026-05-21 23:11:50

Reading Files

Time of First Successful Submission: 2026-05-21 23:18:02

Translating characters

Time of First Successful Submission: 2026-05-21 23:26:44

Deleting characters

Time of First Successful Submission: 2026-05-21 23:31:09

Deleting newlines

Time of First Successful Submission: 2026-05-21 23:38:28

Extracting the first lines with head

Time of First Successful Submission: 2026-05-21 23:41:43

Extracting specific sections of text

Time of First Successful Submission: 2026-05-21 23:46:36

Sorting data

Time of First Successful Submission: 2026-05-21 23:49:18

Listing Processes

Time of First Successful Submission: 2026-05-21 23:58:16

Killing Processes

Time of First Successful Submission: 2026-05-22 00:01:59

Interrupting Processes

Time of First Successful Submission: 2026-05-22 00:03:16

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-22 00:10:27

Suspending Processes

Time of First Successful Submission: 2026-05-22 00:13:27

Resuming Processes

Time of First Successful Submission: 2026-05-22 00:14:53

Backgrounding Processes

Time of First Successful Submission: 2026-05-22 00:20:01

Foregrounding Processes

Time of First Successful Submission: 2026-05-22 00:21:07

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-22 00:22:47

Process Exit Codes

Time of First Successful Submission: 2026-05-22 00:28:15

Becoming root with su

Time of First Successful Submission: 2026-05-22 00:38:29

Other users with su

Time of First Successful Submission: 2026-05-22 00:40:05

Cracking passwords

Time of First Successful Submission: 2026-05-22 00:45:56

Using sudo

Time of First Successful Submission: 2026-05-22 00:48:04

Changing File Ownership

Time of First Successful Submission: 2026-05-22 12:24:57

Groups and Files

Time of First Successful Submission: 2026-05-22 12:32:53

Fun With Groups Names

Time of First Successful Submission: 2026-05-22 12:34:36

Changing Permissions

Time of First Successful Submission: 2026-05-22 12:51:23

Executable Files

Time of First Successful Submission: 2026-05-22 12:59:03

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-22 13:13:24

Permissions Setting Practice

Time of First Successful Submission: 2026-05-22 13:29:55

The SUID Bit

Time of First Successful Submission: 2026-05-22 13:42:34

Chaining with Semicolons

Time of First Successful Submission: 2026-05-22 13:48:14

Building on Success

Time of First Successful Submission: 2026-05-22 13:52:49

Handling Failure

Time of First Successful Submission: 2026-05-22 13:54:19

Your First Shell Script

Time of First Successful Submission: 2026-05-22 14:33:47

Redirecting Script Output

Time of First Successful Submission: 2026-05-22 15:04:57

Executable Shell Scripts

Time of First Successful Submission: 2026-05-22 15:10:17

Understanding Shebangs

Time of First Successful Submission: 2026-05-22 16:28:41

Scripting with Arguments

Time of First Successful Submission: 2026-05-22 16:38:55

Scripting with Conditionals

Time of First Successful Submission: 2026-05-22 17:00:29

Scripting with Default Cases

Time of First Successful Submission: 2026-05-22 17:05:48

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-22 17:14:18

Reading Shell Scripts

Time of First Successful Submission: 2026-05-22 17:18:17

Launching Screen

Time of First Successful Submission: 2026-05-22 17:23:31

Detaching and Attaching

Time of First Successful Submission: 2026-05-22 17:26:31

Finding Sessions

Time of First Successful Submission: 2026-05-22 19:46:58

Switching Windows

Time of First Successful Submission: 2026-05-22 19:55:00

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-22 19:59:18

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-22 20:13:42

The PATH Variable

Time of First Successful Submission: 2026-05-22 20:17:50

Setting PATH

Time of First Successful Submission: 2026-05-22 20:20:43

Finding Commands

Time of First Successful Submission: 2026-05-22 20:29:12

Adding Commands

Time of First Successful Submission: 2026-05-22 20:33:30

Hijacking Commands

Time of First Successful Submission: 2026-05-22 20:39:59

Bashrc Backdoor

Time of First Successful Submission: 2026-05-22 21:08:57

Sniffing Input

Time of First Successful Submission: 2026-05-22 21:40:35

Overshared Directories

Time of First Successful Submission: 2026-05-22 21:54:29

Tricky Linking

Time of First Successful Submission: 2026-05-22 21:59:10

Sniffing Process Arguments

Time of First Successful Submission: 2026-05-22 22:03:34

Snooping on Configurations

Time of First Successful Submission: 2026-05-22 22:07:09

The Fork Bomb

Time of First Successful Submission: 2026-05-22 22:20:32

Disk-Space Doomsday

Time of First Successful Submission: 2026-05-22 22:22:58

rm -rf /

Time of First Successful Submission: 2026-05-22 22:25:25

Life after rm -rf /

Time of First Successful Submission: 2026-05-22 22:28:11

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-22 22:36:47

Computing 101

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Your First Register

Time of First Successful Submission: 2026-06-10 15:02:59

Your First Syscall

Time of First Successful Submission: 2026-06-10 17:43:53

Exit Codes

Time of First Successful Submission: 2026-06-10 17:50:59

Building Executables

Time of First Successful Submission: 2026-06-10 17:57:36

Moving Between Registers

Time of First Successful Submission: 2026-06-10 18:04:35

Loading From Memory

Time of First Successful Submission: 2026-06-10 19:14:26

More Loading Practice

Time of First Successful Submission: 2026-06-10 19:16:53

Dereferencing Pointers

Time of First Successful Submission: 2026-06-10 19:19:38

Dereferencing Yourself

Time of First Successful Submission: 2026-06-10 19:21:31

Dereferencing with Offsets

Time of First Successful Submission: 2026-06-10 19:23:56

Stored Addresses

Time of First Successful Submission: 2026-06-10 19:27:07

Double Dereference

Time of First Successful Submission: 2026-06-10 19:28:50

The Stack

Time of First Successful Submission: 2026-06-10 19:31:28

Stack Offsets

Time of First Successful Submission: 2026-06-10 19:33:40

Program Arguments on the Stack

Time of First Successful Submission: 2026-06-10 19:35:32

Popping From the Stack

Time of First Successful Submission: 2026-06-10 19:37:36

Disassembling Programs

Time of First Successful Submission: 2026-06-10 19:40:27

Tracing Syscalls

Time of First Successful Submission: 2026-06-10 20:47:43

Starting GDB

Time of First Successful Submission: 2026-06-10 20:50:07

Quitting GDB

Time of First Successful Submission: 2026-06-10 20:57:21

Starting Programs in GDB

Time of First Successful Submission: 2026-06-10 21:44:21

Disassembling in GDB

Time of First Successful Submission: 2026-06-11 07:47:59

Stepping Through Instructions

Time of First Successful Submission: 2026-06-11 07:52:03

Reading Register Values

Time of First Successful Submission: 2026-06-11 07:54:36

Popping Stack Values

Time of First Successful Submission: 2026-06-11 08:08:03

Examining Memory

Time of First Successful Submission: 2026-06-11 08:09:27

Examining Stack Pointers

Time of First Successful Submission: 2026-06-11 08:11:41

Cooperative Debugging

Time of First Successful Submission: 2026-06-11 08:17:35

Writing Output

Time of First Successful Submission: 2026-06-11 08:29:07

Chaining Syscalls

Time of First Successful Submission: 2026-06-11 08:36:30

Writing Strings

Time of First Successful Submission: 2026-06-11 08:39:22

Reading Data

Time of First Successful Submission: 2026-06-11 08:46:45

Opening Files

Time of First Successful Submission: 2026-06-11 08:53:05

Hardcoding the Filename

Time of First Successful Submission: 2026-06-11 08:56:27

Comparing Values

Time of First Successful Submission: 2026-06-11 10:58:09

Comparing Characters

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

Conditional Control Flow

Time of First Successful Submission: 2026-06-11 11:19:45

Comparing Strings

Time of First Successful Submission: 2026-06-11 11:27:45

Reverse the Password

Time of First Successful Submission: 2026-06-11 11:42:27

Conditionals Without Conditionals

Time of First Successful Submission: 2026-06-11 11:59:09

Looping

Time of First Successful Submission: 2026-06-11 12:02:20

Reverse the Calculation

Time of First Successful Submission: 2026-06-11 12:15:45

Reverse the Reverse

Time of First Successful Submission: 2026-06-11 12:17:47

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-06-11 12:24:49

Loops on Data

Time of First Successful Submission: 2026-06-11 12:26:34

Exit

Time of First Successful Submission: 2026-06-14 16:45:52

Socket

Time of First Successful Submission: 2026-06-14 17:56:51

Bind

Time of First Successful Submission: 2026-06-14 17:59:53

Listen

Time of First Successful Submission: 2026-06-14 18:01:45

Accept

Time of First Successful Submission: 2026-06-14 18:03:40

Static Response

Time of First Successful Submission: 2026-06-14 18:12:52

Dynamic Response

Time of First Successful Submission: 2026-06-14 18:22:36

Iterative GET Server

Time of First Successful Submission: 2026-06-14 18:26:11

Concurrent GET Server

Time of First Successful Submission: 2026-06-14 18:30:57

Concurrent POST Server

Time of First Successful Submission: 2026-06-14 18:39:21

Web Server

Time of First Successful Submission: 2026-06-14 18:55:38

Debugging Programs

Time of First Successful Submission: 2026-06-14 16:48:58

Inspecting Registers

Time of First Successful Submission: 2026-06-14 16:53:06

Examining Memory

Time of First Successful Submission: 2026-06-14 16:58:13

Setting Breakpoints

Time of First Successful Submission: 2026-06-14 17:16:31

GDB Scripting

Time of First Successful Submission: 2026-06-14 17:42:43

Modifying Data

Time of First Successful Submission: 2026-06-14 17:49:00

Modifying Execution

Time of First Successful Submission: 2026-06-14 17:50:42

Broken Functions

Time of First Successful Submission: 2026-06-14 17:53:38

Playing With Programs

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What's the password?

Time of First Successful Submission: 2026-05-24 14:50:04

... and again!

Time of First Successful Submission: 2026-05-24 15:40:20

Newline Troubles

Time of First Successful Submission: 2026-05-24 15:46:20

Reasoning about files

Time of First Successful Submission: 2026-05-24 15:55:34

Specifying Filenames

Time of First Successful Submission: 2026-05-24 17:09:05

Binary and Hex Encoding

Time of First Successful Submission: 2026-05-24 17:19:12

More Hex

Time of First Successful Submission: 2026-05-24 20:23:01

Decoding Hex

Time of First Successful Submission: 2026-05-24 20:50:22

Decoding Practice

Time of First Successful Submission: 2026-05-24 20:58:50

Encoding Practice

Time of First Successful Submission: 2026-05-24 22:17:11

Hex-encoding ASCII

Time of First Successful Submission: 2026-05-24 22:22:01

Nested Encoding

Time of First Successful Submission: 2026-05-24 22:34:25

Hex-encoding UTF-8

Time of First Successful Submission: 2026-05-27 20:36:06

UTF Mixups

Time of First Successful Submission: 2026-05-27 20:43:02

Modifying Encoded Data

Time of First Successful Submission: 2026-05-27 20:51:56

Decoding Base64

Time of First Successful Submission: 2026-05-27 21:00:59

Encoding Base64

Time of First Successful Submission: 2026-05-27 21:04:25

Dealing with Obfuscation

Time of First Successful Submission: 2026-05-27 21:17:49

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-05-27 21:42:38

Your First HTTP Request

Time of First Successful Submission: 2026-05-28 00:29:09

Reading Flask

Time of First Successful Submission: 2026-05-28 00:40:06

Commented Data

Time of First Successful Submission: 2026-05-28 09:21:30

HTTP Metadata

Time of First Successful Submission: 2026-05-28 09:38:28

HTTP (netcat)

Time of First Successful Submission: 2026-05-28 09:52:28

HTTP Paths (netcat)

Time of First Successful Submission: 2026-05-28 10:05:08

HTTP (curl)

Time of First Successful Submission: 2026-05-28 10:14:06

HTTP (python)

Time of First Successful Submission: 2026-05-28 10:37:48

HTTP Host Header (python)

Time of First Successful Submission: 2026-05-28 10:53:25

HTTP Host Header (curl)

Time of First Successful Submission: 2026-05-28 11:15:25

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-05-28 11:26:17

URL Encoding (netcat)

Time of First Successful Submission: 2026-05-28 11:35:07

HTTP GET Parameters

Time of First Successful Submission: 2026-05-28 11:41:19

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-05-28 11:58:42

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-05-28 12:02:41

HTTP Forms

Time of First Successful Submission: 2026-05-28 18:48:35

HTTP Forms (curl)

Time of First Successful Submission: 2026-05-28 18:52:35

HTTP Forms (netcat)

Time of First Successful Submission: 2026-05-28 19:02:52

HTTP Forms (python)

Time of First Successful Submission: 2026-05-28 19:12:19

HTTP Forms Without Forms

Time of First Successful Submission: 2026-05-28 19:21:20

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-05-28 20:55:48

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-05-28 21:18:11

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-05-29 19:43:34

HTTP Redirects (curl)

Time of First Successful Submission: 2026-05-29 19:47:44

HTTP Redirects (python)

Time of First Successful Submission: 2026-05-29 19:49:31

HTTP Cookies (curl)

Time of First Successful Submission: 2026-05-29 19:54:31

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-05-29 20:04:58

HTTP Cookies (python)

Time of First Successful Submission: 2026-05-29 20:13:43

Server State (python)

Time of First Successful Submission: 2026-05-29 20:21:24

Listening Web

Time of First Successful Submission: 2026-05-29 20:30:24

Speaking Redirects

Time of First Successful Submission: 2026-05-29 20:56:29

JavaScript Redirects

Time of First Successful Submission: 2026-05-29 21:20:02

Including JavaScript

Time of First Successful Submission: 2026-05-29 21:44:01

HTTP (javascript)

Time of First Successful Submission: 2026-05-29 21:54:59

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-05-29 22:02:18

HTTP Forms (javascript)

Time of First Successful Submission: 2026-05-29 22:16:32

SQL Queries

Time of First Successful Submission: 2026-05-30 09:57:25

Filtering SQL

Time of First Successful Submission: 2026-05-30 10:04:27

Choosing Columns

Time of First Successful Submission: 2026-05-30 10:08:40

Exclusionary Filtering

Time of First Successful Submission: 2026-05-30 11:12:23

Filtering Strings

Time of First Successful Submission: 2026-05-30 11:14:45

Filtering on Expressions

Time of First Successful Submission: 2026-05-30 11:17:32

SELECTing Expressions

Time of First Successful Submission: 2026-05-30 11:28:05

Composite Conditions

Time of First Successful Submission: 2026-05-30 11:31:24

Reaching Your LIMITs

Time of First Successful Submission: 2026-05-30 11:34:52

Querying Metadata

Time of First Successful Submission: 2026-05-30 11:37:13

DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2026-05-21 10:18:56

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-21 10:25:07

Using the GUI Desktop

Time of First Successful Submission: 2026-05-21 10:31:21

Pasting into the Desktop

Time of First Successful Submission: 2026-05-21 10:42:39

Restarting Challenges

Time of First Successful Submission: 2026-05-21 10:49:04

Challenge Programs

Time of First Successful Submission: 2026-05-22 22:50:31

The Flag File

Time of First Successful Submission: 2026-05-22 22:52:21

Using Privileged Mode

Time of First Successful Submission: 2026-05-22 23:06:28

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-22 23:10:39

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-22 23:12:29

GCA CTF

10 / 104 22087 / 48859

Using the Terminal

Time of First Successful Submission: 2026-05-21 10:18:56

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-21 10:25:07

Using the GUI Desktop

Time of First Successful Submission: 2026-05-21 10:31:21

Pasting into the Desktop

Time of First Successful Submission: 2026-05-21 10:42:39

Restarting Challenges

Time of First Successful Submission: 2026-05-21 10:49:04

Challenge Programs

Time of First Successful Submission: 2026-05-22 22:50:31

The Flag File

Time of First Successful Submission: 2026-05-22 22:52:21

Using Privileged Mode

Time of First Successful Submission: 2026-05-22 23:06:28

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-22 23:10:39

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-22 23:12:29