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30 / 232 12356 / 25737

set-register

Time of First Successful Submission: 2026-06-11 06:57:32

set-multiple-registers

Time of First Successful Submission: 2026-06-11 07:00:42

add-to-register

Time of First Successful Submission: 2026-06-11 07:04:43

linear-equation-registers

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

integer-division

Time of First Successful Submission: 2026-06-11 07:14:40

modulo-operation

Time of First Successful Submission: 2026-06-11 07:19:20

set-upper-byte

Time of First Successful Submission: 2026-06-11 07:22:26

efficient-modulo

Time of First Successful Submission: 2026-06-14 01:10:16

byte-extraction

Time of First Successful Submission: 2026-06-14 01:33:48

bitwise-and

Time of First Successful Submission: 2026-06-14 01:39:57

check-even

Time of First Successful Submission: 2026-06-14 01:49:28

memory-read

Time of First Successful Submission: 2026-06-14 03:29:26

memory-write

Time of First Successful Submission: 2026-06-14 03:34:05

memory-increment

Time of First Successful Submission: 2026-06-14 03:47:28

byte-access

Time of First Successful Submission: 2026-06-14 03:50:55

memory-size-access

Time of First Successful Submission: 2026-06-14 03:59:36

little-endian-write

Time of First Successful Submission: 2026-06-14 04:13:44

memory-sum

Time of First Successful Submission: 2026-06-14 04:18:56

stack-subtraction

Time of First Successful Submission: 2026-06-14 04:23:39

swap-stack-values

Time of First Successful Submission: 2026-06-14 04:27:36

average-stack-values

Time of First Successful Submission: 2026-06-14 04:32:52

absolute-jump

Time of First Successful Submission: 2026-06-14 04:42:29

relative-jump

Time of First Successful Submission: 2026-06-14 04:58:17

jump-trampoline

Time of First Successful Submission: 2026-06-14 05:03:10

conditional-jump

Time of First Successful Submission: 2026-06-14 05:17:20

indirect-jump

Time of First Successful Submission: 2026-06-14 05:51:06

average-loop

Time of First Successful Submission: 2026-06-14 06:02:17

count-non-zero

Time of First Successful Submission: 2026-06-14 06:08:29

string-lower

Time of First Successful Submission: 2026-06-14 19:27:26

most-common-byte

Time of First Successful Submission: 2026-06-14 19:57:39

Intro to Programming Languages

15 / 253 10631 / 35610

Commands

Time of First Successful Submission: 2026-05-21 21:34:36

Command Arguments

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

Command History

Time of First Successful Submission: 2026-05-21 21:36:10

The Root Path

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

Absolute Paths

Time of First Successful Submission: 2026-05-21 22:09:01

Changing position

Time of First Successful Submission: 2026-05-21 22:10:38

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-21 22:12:14

Relative Paths

Time of First Successful Submission: 2026-05-21 22:14:11

Cat

Time of First Successful Submission: 2026-05-21 22:35:08

Ls

Time of First Successful Submission: 2026-05-21 22:41:55

Ls All

Time of First Successful Submission: 2026-05-21 22:46:36

Find

Time of First Successful Submission: 2026-05-21 23:11:28

Piping Echo

Time of First Successful Submission: 2026-05-22 04:47:54

Piping Stdout

Time of First Successful Submission: 2026-05-22 04:51:21

Piping Stdin

Time of First Successful Submission: 2026-05-22 05:09:36

Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2026-06-04 20:55:51

Path Traversal 2

Time of First Successful Submission: 2026-06-04 21:16:02

CMDi 1

Time of First Successful Submission: 2026-06-04 21:31:11

CMDi 2

Time of First Successful Submission: 2026-06-04 21:43:33

CMDi 3

Time of First Successful Submission: 2026-06-04 22:14:34

CMDi 4

Time of First Successful Submission: 2026-06-05 00:00:46

CMDi 5

Time of First Successful Submission: 2026-06-05 00:09:29

Authentication Bypass 1

Time of First Successful Submission: 2026-06-05 00:26:22

Authentication Bypass 2

Time of First Successful Submission: 2026-06-05 00:38:49

SQLi 1

Time of First Successful Submission: 2026-06-05 01:07:21

SQLi 2

Time of First Successful Submission: 2026-06-05 01:16:34

SQLi 3

Time of First Successful Submission: 2026-06-05 01:23:45

SQLi 4

Time of First Successful Submission: 2026-06-05 05:31:17

SQLi 5

Time of First Successful Submission: 2026-06-07 07:44:28

XSS 1

Time of First Successful Submission: 2026-06-07 00:33:07

XSS 2

Time of First Successful Submission: 2026-06-07 00:36:56

XSS 3

Time of First Successful Submission: 2026-06-07 00:43:29

XSS 4

Time of First Successful Submission: 2026-06-07 00:57:18

XSS 5

Time of First Successful Submission: 2026-06-07 01:33:42

XSS 6

Time of First Successful Submission: 2026-06-07 02:05:54

XSS 7

Time of First Successful Submission: 2026-06-07 10:42:53

CSRF 1

Time of First Successful Submission: 2026-06-07 06:49:41

CSRF 2

Time of First Successful Submission: 2026-06-07 07:10:45

CSRF 3

Time of First Successful Submission: 2026-06-07 08:00:19

CSRF 4

Time of First Successful Submission: 2026-06-07 09:41:15

CSRF 5

Time of First Successful Submission: 2026-06-07 09:53:56

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-06-16 05:54:35

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-06-16 06:05:14

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-06-16 06:09:27

Reading Endianness (Python)

Time of First Successful Submission: 2026-06-16 06:14:28

Reading Endianness (C)

Time of First Successful Submission: 2026-06-16 06:19:17

Reading Endianness (x86)

Time of First Successful Submission: 2026-06-16 06:22:08

Version Information (Python)

Time of First Successful Submission: 2026-06-16 21:05:53

Version Information (C)

Time of First Successful Submission: 2026-06-16 21:13:11

Version Information (x86)

Time of First Successful Submission: 2026-06-16 21:21:13

Metadata and Data (Python)

Time of First Successful Submission: 2026-06-16 21:38:10

Metadata and Data (C)

Time of First Successful Submission: 2026-06-16 21:58:39

Metadata and Data (x86)

Time of First Successful Submission: 2026-06-16 22:11:21

Input Restrictions (Python)

Time of First Successful Submission: 2026-06-18 02:16:27

Input Restrictions (C)

Time of First Successful Submission: 2026-06-18 06:12:24

Input Restrictions (x86)

Time of First Successful Submission: 2026-06-18 06:22:47

Behold the cIMG! (Python)

Time of First Successful Submission: 2026-06-18 06:37:50

Behold the cIMG! (C)

Time of First Successful Submission: 2026-06-18 07:07:58

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-06-18 07:34:57

A Basic cIMG (Python)

Time of First Successful Submission: 2026-06-18 20:52:53

A Basic cIMG (C)

Time of First Successful Submission: 2026-06-19 15:27:37

A Basic cIMG (x86)

Time of First Successful Submission: 2026-06-19 15:33:44

Internal State Mini (C)

Time of First Successful Submission: 2026-06-21 06:35:41

Internal State Mini (x86)

Time of First Successful Submission: 2026-06-21 07:22:28

Internal State (C)

Time of First Successful Submission: 2026-06-21 10:55:46

Internal State (x86)

Time of First Successful Submission: 2026-06-21 11:07:27

File Formats: Directives (C)

Time of First Successful Submission: 2026-06-21 20:18:32

File Formats: Directives (x86)

Time of First Successful Submission: 2026-06-21 21:00:20

The Patch Directive

Time of First Successful Submission: 2026-06-21 22:15:59

Tweaking Images

Time of First Successful Submission: 2026-06-21 23:34:12

Accessing Resources

Time of First Successful Submission: 2026-06-22 09:39:09

Unsafe Animations

Time of First Successful Submission: 2026-06-22 00:08:43

Animations

Time of First Successful Submission: 2026-06-22 00:20:21

Interoperability: Patching Data

Time of First Successful Submission: 2026-06-22 07:36:54

Patching Code

Time of First Successful Submission: 2026-06-22 08:21:08

Patching Control Flow

Time of First Successful Submission: 2026-06-22 09:10:56

Start Here

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Using the Terminal

Time of First Successful Submission: 2026-05-21 21:13:57

Using the VSCode Workspace

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

Using the GUI Desktop

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

Pasting into the Desktop

Time of First Successful Submission: 2026-05-21 21:22:04

Restarting Challenges

Time of First Successful Submission: 2026-05-21 21:25:51

Challenge Programs

Time of First Successful Submission: 2026-05-27 03:06:30

Linux Luminarium

128 / 128 3197 / 36096

Intro to Commands

Time of First Successful Submission: 2026-05-21 21:34:36

Intro to Arguments

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

Command History

Time of First Successful Submission: 2026-05-21 21:36:10

The Root

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

Program and absolute paths

Time of First Successful Submission: 2026-05-21 22:09:01

Position thy self

Time of First Successful Submission: 2026-05-21 22:10:38

Position elsewhere

Time of First Successful Submission: 2026-05-21 22:12:14

implicit relative paths, from /

Time of First Successful Submission: 2026-05-21 22:14:11

explicit relative paths, from /

Time of First Successful Submission: 2026-05-21 22:16:30

implicit relative path

Time of First Successful Submission: 2026-05-21 22:18:13

home sweet home

Time of First Successful Submission: 2026-05-21 22:30:25

cat: not the pet, but the command!

Time of First Successful Submission: 2026-05-21 22:35:08

catting absolute paths

Time of First Successful Submission: 2026-05-21 22:35:47

more catting practice

Time of First Successful Submission: 2026-05-21 22:37:01

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-21 22:38:01

comparing files

Time of First Successful Submission: 2026-05-21 22:40:12

listing files

Time of First Successful Submission: 2026-05-21 22:41:55

touching files

Time of First Successful Submission: 2026-05-21 22:42:33

removing files

Time of First Successful Submission: 2026-05-21 22:43:26

moving files

Time of First Successful Submission: 2026-05-21 22:44:26

copying files

Time of First Successful Submission: 2026-05-21 22:45:32

hidden files

Time of First Successful Submission: 2026-05-21 22:46:36

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-21 22:51:37

making directories

Time of First Successful Submission: 2026-05-21 22:52:45

finding files

Time of First Successful Submission: 2026-05-21 23:11:28

linking files

Time of First Successful Submission: 2026-05-21 23:52:42

Learning From Documentation

Time of First Successful Submission: 2026-05-21 23:56:55

Learning Complex Usage

Time of First Successful Submission: 2026-05-21 23:59:27

Reading Manuals

Time of First Successful Submission: 2026-05-22 00:03:18

Searching Manuals

Time of First Successful Submission: 2026-05-22 02:06:22

Searching For Manuals

Time of First Successful Submission: 2026-05-22 02:40:00

Helpful Programs

Time of First Successful Submission: 2026-05-22 02:48:45

Help for Builtins

Time of First Successful Submission: 2026-05-22 02:51:04

Matching with *

Time of First Successful Submission: 2026-05-22 02:53:56

Matching with ?

Time of First Successful Submission: 2026-05-22 02:55:33

Matching with []

Time of First Successful Submission: 2026-05-22 02:58:12

Matching paths with []

Time of First Successful Submission: 2026-05-22 02:59:13

Multiple globs

Time of First Successful Submission: 2026-05-22 03:03:48

Mixing globs

Time of First Successful Submission: 2026-05-22 03:06:05

Exclusionary globbing

Time of First Successful Submission: 2026-05-22 03:07:40

Tab completion

Time of First Successful Submission: 2026-05-22 03:09:16

Multiple options for tab completion

Time of First Successful Submission: 2026-05-22 03:23:37

Tab completion on commands

Time of First Successful Submission: 2026-05-22 03:24:40

Redirecting output

Time of First Successful Submission: 2026-05-22 04:47:54

Redirecting more output

Time of First Successful Submission: 2026-05-22 04:51:21

Appending output

Time of First Successful Submission: 2026-05-22 04:54:36

Redirecting errors

Time of First Successful Submission: 2026-05-22 05:04:51

Redirecting input

Time of First Successful Submission: 2026-05-22 05:09:36

Grepping stored results

Time of First Successful Submission: 2026-05-22 05:15:43

Grepping live output

Time of First Successful Submission: 2026-05-22 05:20:03

Grepping errors

Time of First Successful Submission: 2026-05-22 05:23:57

Filtering with grep -v

Time of First Successful Submission: 2026-05-22 05:25:00

Filtering with sed

Time of First Successful Submission: 2026-05-22 05:42:49

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-22 06:17:23

Process substitution for input

Time of First Successful Submission: 2026-05-22 06:28:42

Writing to multiple programs

Time of First Successful Submission: 2026-05-22 06:37:42

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-22 07:14:11

Named pipes

Time of First Successful Submission: 2026-05-22 19:12:13

Printing Variables

Time of First Successful Submission: 2026-05-22 07:16:13

Setting Variables

Time of First Successful Submission: 2026-05-22 07:17:10

Multi-word Variables

Time of First Successful Submission: 2026-05-22 07:18:03

Exporting Variables

Time of First Successful Submission: 2026-05-22 19:22:41

Printing Exported Variables

Time of First Successful Submission: 2026-05-22 19:23:40

Storing Command Output

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

Reading Input

Time of First Successful Submission: 2026-05-22 19:31:35

Reading Files

Time of First Successful Submission: 2026-05-22 19:35:57

Translating characters

Time of First Successful Submission: 2026-05-22 07:23:27

Deleting characters

Time of First Successful Submission: 2026-05-22 19:37:09

Deleting newlines

Time of First Successful Submission: 2026-05-22 19:41:39

Extracting the first lines with head

Time of First Successful Submission: 2026-05-22 19:43:00

Extracting specific sections of text

Time of First Successful Submission: 2026-05-22 19:51:01

Sorting data

Time of First Successful Submission: 2026-05-22 19:53:41

Listing Processes

Time of First Successful Submission: 2026-05-22 20:17:35

Killing Processes

Time of First Successful Submission: 2026-05-22 20:21:01

Interrupting Processes

Time of First Successful Submission: 2026-05-22 20:22:04

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-22 20:45:42

Suspending Processes

Time of First Successful Submission: 2026-05-22 20:46:54

Resuming Processes

Time of First Successful Submission: 2026-05-22 20:47:32

Backgrounding Processes

Time of First Successful Submission: 2026-05-22 20:48:28

Foregrounding Processes

Time of First Successful Submission: 2026-05-22 20:50:21

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-22 20:51:09

Process Exit Codes

Time of First Successful Submission: 2026-05-22 20:53:39

Becoming root with su

Time of First Successful Submission: 2026-05-22 20:58:45

Other users with su

Time of First Successful Submission: 2026-05-22 21:07:44

Cracking passwords

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

Using sudo

Time of First Successful Submission: 2026-05-22 21:17:14

Changing File Ownership

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

Groups and Files

Time of First Successful Submission: 2026-05-23 01:31:56

Fun With Groups Names

Time of First Successful Submission: 2026-05-23 01:37:30

Changing Permissions

Time of First Successful Submission: 2026-05-23 02:18:37

Executable Files

Time of First Successful Submission: 2026-05-23 02:24:37

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-23 02:35:15

Permissions Setting Practice

Time of First Successful Submission: 2026-05-23 02:43:56

The SUID Bit

Time of First Successful Submission: 2026-05-23 02:51:37

Chaining with Semicolons

Time of First Successful Submission: 2026-05-23 02:53:11

Building on Success

Time of First Successful Submission: 2026-05-23 02:55:20

Handling Failure

Time of First Successful Submission: 2026-05-23 02:56:07

Your First Shell Script

Time of First Successful Submission: 2026-05-23 03:05:17

Redirecting Script Output

Time of First Successful Submission: 2026-05-23 03:23:02

Executable Shell Scripts

Time of First Successful Submission: 2026-05-23 03:25:38

Understanding Shebangs

Time of First Successful Submission: 2026-05-23 05:53:42

Scripting with Arguments

Time of First Successful Submission: 2026-05-23 05:57:05

Scripting with Conditionals

Time of First Successful Submission: 2026-05-23 06:00:05

Scripting with Default Cases

Time of First Successful Submission: 2026-05-23 06:01:36

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-23 06:05:14

Reading Shell Scripts

Time of First Successful Submission: 2026-05-23 06:18:01

Launching Screen

Time of First Successful Submission: 2026-05-23 06:19:37

Detaching and Attaching

Time of First Successful Submission: 2026-05-23 06:21:32

Finding Sessions

Time of First Successful Submission: 2026-05-23 06:23:26

Switching Windows

Time of First Successful Submission: 2026-05-23 06:25:11

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-23 06:27:50

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-23 06:40:51

The PATH Variable

Time of First Successful Submission: 2026-05-23 06:42:48

Setting PATH

Time of First Successful Submission: 2026-05-23 06:44:29

Finding Commands

Time of First Successful Submission: 2026-05-23 06:48:31

Adding Commands

Time of First Successful Submission: 2026-05-23 07:41:55

Hijacking Commands

Time of First Successful Submission: 2026-05-23 07:58:34

Bashrc Backdoor

Time of First Successful Submission: 2026-05-23 19:46:23

Sniffing Input

Time of First Successful Submission: 2026-05-23 20:06:54

Overshared Directories

Time of First Successful Submission: 2026-05-23 20:52:12

Tricky Linking

Time of First Successful Submission: 2026-05-23 21:10:04

Sniffing Process Arguments

Time of First Successful Submission: 2026-05-23 21:13:24

Snooping on Configurations

Time of First Successful Submission: 2026-05-23 21:16:27

The Fork Bomb

Time of First Successful Submission: 2026-05-23 21:55:05

Disk-Space Doomsday

Time of First Successful Submission: 2026-05-23 21:57:20

rm -rf /

Time of First Successful Submission: 2026-05-23 22:02:04

Life after rm -rf /

Time of First Successful Submission: 2026-05-23 22:08:46

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-23 22:15:15

Computing 101

65 / 129 314 / 20650

Your First Register

Time of First Successful Submission: 2026-06-09 01:10:45

Your First Syscall

Time of First Successful Submission: 2026-06-09 01:22:37

Exit Codes

Time of First Successful Submission: 2026-06-09 01:31:12

Building Executables

Time of First Successful Submission: 2026-06-09 01:46:32

Moving Between Registers

Time of First Successful Submission: 2026-06-09 03:36:29

Loading From Memory

Time of First Successful Submission: 2026-06-09 05:32:03

More Loading Practice

Time of First Successful Submission: 2026-06-09 05:35:51

Dereferencing Pointers

Time of First Successful Submission: 2026-06-09 06:16:46

Dereferencing Yourself

Time of First Successful Submission: 2026-06-09 06:20:48

Dereferencing with Offsets

Time of First Successful Submission: 2026-06-09 06:24:08

Stored Addresses

Time of First Successful Submission: 2026-06-09 06:27:38

Double Dereference

Time of First Successful Submission: 2026-06-09 06:42:06

The Stack

Time of First Successful Submission: 2026-06-09 06:49:09

Stack Offsets

Time of First Successful Submission: 2026-06-09 06:52:56

Program Arguments on the Stack

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

Popping From the Stack

Time of First Successful Submission: 2026-06-09 07:07:58

Disassembling Programs

Time of First Successful Submission: 2026-06-10 02:16:13

Tracing Syscalls

Time of First Successful Submission: 2026-06-10 02:45:23

Starting GDB

Time of First Successful Submission: 2026-06-10 02:50:00

Quitting GDB

Time of First Successful Submission: 2026-06-10 02:51:11

Starting Programs in GDB

Time of First Successful Submission: 2026-06-10 02:55:29

Disassembling in GDB

Time of First Successful Submission: 2026-06-10 02:56:59

Stepping Through Instructions

Time of First Successful Submission: 2026-06-10 03:00:26

Reading Register Values

Time of First Successful Submission: 2026-06-10 03:02:25

Popping Stack Values

Time of First Successful Submission: 2026-06-10 03:04:44

Examining Memory

Time of First Successful Submission: 2026-06-10 03:06:24

Examining Stack Pointers

Time of First Successful Submission: 2026-06-10 03:08:56

Cooperative Debugging

Time of First Successful Submission: 2026-06-10 03:32:50

Running with Arguments

Time of First Successful Submission: 2026-06-15 04:38:45

Writing Output

Time of First Successful Submission: 2026-06-10 03:52:45

Chaining Syscalls

Time of First Successful Submission: 2026-06-10 03:55:54

Writing Strings

Time of First Successful Submission: 2026-06-10 03:57:35

Reading Data

Time of First Successful Submission: 2026-06-10 04:07:59

Opening Files

Time of First Successful Submission: 2026-06-10 05:52:02

Hardcoding the Filename

Time of First Successful Submission: 2026-06-10 06:23:08

Comparing Values

Time of First Successful Submission: 2026-06-11 05:55:45

Comparing Characters

Time of First Successful Submission: 2026-06-11 06:01:31

Conditional Control Flow

Time of First Successful Submission: 2026-06-11 06:22:32

Comparing Strings

Time of First Successful Submission: 2026-06-11 06:28:37

Reverse the Password

Time of First Successful Submission: 2026-06-11 06:51:48

Conditionals Without Conditionals

Time of First Successful Submission: 2026-06-13 19:46:54

Looping

Time of First Successful Submission: 2026-06-13 22:11:18

Reverse the Calculation

Time of First Successful Submission: 2026-06-13 22:42:32

Reverse the Reverse

Time of First Successful Submission: 2026-06-13 22:55:23

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-06-13 23:04:09

Loops on Data

Time of First Successful Submission: 2026-06-13 23:06:28

Exit

Time of First Successful Submission: 2026-06-11 07:26:57

Socket

Time of First Successful Submission: 2026-06-14 20:44:55

Bind

Time of First Successful Submission: 2026-06-14 20:51:42

Listen

Time of First Successful Submission: 2026-06-14 20:56:19

Accept

Time of First Successful Submission: 2026-06-14 21:42:47

Static Response

Time of First Successful Submission: 2026-06-15 00:31:02

Dynamic Response

Time of First Successful Submission: 2026-06-15 01:11:48

Iterative GET Server

Time of First Successful Submission: 2026-06-15 01:19:22

Concurrent GET Server

Time of First Successful Submission: 2026-06-15 01:32:19

Concurrent POST Server

Time of First Successful Submission: 2026-06-15 02:27:23

Web Server

Time of First Successful Submission: 2026-06-15 02:40:29

Debugging Programs

Time of First Successful Submission: 2026-06-14 01:47:23

Inspecting Registers

Time of First Successful Submission: 2026-06-14 06:18:00

Examining Memory

Time of First Successful Submission: 2026-06-14 07:13:03

Setting Breakpoints

Time of First Successful Submission: 2026-06-14 20:36:26

GDB Scripting

Time of First Successful Submission: 2026-06-15 03:48:04

Modifying Data

Time of First Successful Submission: 2026-06-15 04:03:43

Modifying Execution

Time of First Successful Submission: 2026-06-15 04:12:21

Broken Functions

Time of First Successful Submission: 2026-06-15 04:36:34

Playing With Programs

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What's the password?

Time of First Successful Submission: 2026-05-27 06:19:45

... and again!

Time of First Successful Submission: 2026-05-27 06:20:39

Newline Troubles

Time of First Successful Submission: 2026-05-27 06:22:26

Reasoning about files

Time of First Successful Submission: 2026-05-27 06:47:08

Specifying Filenames

Time of First Successful Submission: 2026-05-27 06:54:00

Binary and Hex Encoding

Time of First Successful Submission: 2026-05-28 02:19:27

More Hex

Time of First Successful Submission: 2026-05-28 02:30:55

Decoding Hex

Time of First Successful Submission: 2026-05-28 03:19:21

Decoding Practice

Time of First Successful Submission: 2026-05-28 06:27:31

Encoding Practice

Time of First Successful Submission: 2026-05-28 08:02:46

Hex-encoding ASCII

Time of First Successful Submission: 2026-05-28 18:15:54

Nested Encoding

Time of First Successful Submission: 2026-05-28 18:26:13

Hex-encoding UTF-8

Time of First Successful Submission: 2026-05-28 19:26:22

UTF Mixups

Time of First Successful Submission: 2026-05-28 19:34:50

Modifying Encoded Data

Time of First Successful Submission: 2026-05-28 20:10:57

Decoding Base64

Time of First Successful Submission: 2026-05-28 20:37:47

Encoding Base64

Time of First Successful Submission: 2026-05-28 20:43:29

Dealing with Obfuscation

Time of First Successful Submission: 2026-05-28 21:04:28

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-05-28 21:32:01

Your First HTTP Request

Time of First Successful Submission: 2026-05-28 07:44:44

Reading Flask

Time of First Successful Submission: 2026-05-28 23:22:29

Commented Data

Time of First Successful Submission: 2026-05-28 23:25:09

HTTP Metadata

Time of First Successful Submission: 2026-05-30 03:17:40

HTTP (netcat)

Time of First Successful Submission: 2026-05-30 03:29:32

HTTP Paths (netcat)

Time of First Successful Submission: 2026-05-30 03:32:24

HTTP (curl)

Time of First Successful Submission: 2026-05-30 17:32:08

HTTP (python)

Time of First Successful Submission: 2026-05-30 17:38:51

HTTP Host Header (python)

Time of First Successful Submission: 2026-05-30 17:55:13

HTTP Host Header (curl)

Time of First Successful Submission: 2026-05-30 18:05:03

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-05-30 18:33:14

URL Encoding (netcat)

Time of First Successful Submission: 2026-05-30 18:55:29

HTTP GET Parameters

Time of First Successful Submission: 2026-05-30 19:03:28

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-05-30 19:08:05

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-05-30 19:16:06

HTTP Forms

Time of First Successful Submission: 2026-05-30 19:19:36

HTTP Forms (curl)

Time of First Successful Submission: 2026-05-30 19:24:20

HTTP Forms (netcat)

Time of First Successful Submission: 2026-05-30 19:46:00

HTTP Forms (python)

Time of First Successful Submission: 2026-05-30 20:07:56

HTTP Forms Without Forms

Time of First Successful Submission: 2026-05-30 20:38:55

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-05-30 20:46:44

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-05-30 21:01:53

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-05-30 21:08:03

HTTP Redirects (curl)

Time of First Successful Submission: 2026-05-30 21:10:42

HTTP Redirects (python)

Time of First Successful Submission: 2026-05-30 21:12:37

HTTP Cookies (curl)

Time of First Successful Submission: 2026-05-30 21:31:43

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-05-30 21:53:32

HTTP Cookies (python)

Time of First Successful Submission: 2026-05-30 21:56:18

Server State (python)

Time of First Successful Submission: 2026-05-30 22:01:06

Listening Web

Time of First Successful Submission: 2026-05-30 23:50:41

Speaking Redirects

Time of First Successful Submission: 2026-05-31 00:18:43

JavaScript Redirects

Time of First Successful Submission: 2026-05-31 00:52:02

Including JavaScript

Time of First Successful Submission: 2026-05-31 01:23:26

HTTP (javascript)

Time of First Successful Submission: 2026-05-31 20:31:10

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-05-31 20:41:13

HTTP Forms (javascript)

Time of First Successful Submission: 2026-05-31 20:54:21

SQL Queries

Time of First Successful Submission: 2026-05-28 06:56:45

Filtering SQL

Time of First Successful Submission: 2026-05-28 07:04:29

Choosing Columns

Time of First Successful Submission: 2026-05-28 07:08:17

Exclusionary Filtering

Time of First Successful Submission: 2026-05-28 07:12:11

Filtering Strings

Time of First Successful Submission: 2026-05-28 07:13:32

Filtering on Expressions

Time of First Successful Submission: 2026-05-28 07:19:12

SELECTing Expressions

Time of First Successful Submission: 2026-05-28 07:28:20

Composite Conditions

Time of First Successful Submission: 2026-05-28 07:33:17

Reaching Your LIMITs

Time of First Successful Submission: 2026-05-28 07:38:41

Querying Metadata

Time of First Successful Submission: 2026-05-28 07:41:26

DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2026-05-21 21:13:57

Using the VSCode Workspace

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

Using the GUI Desktop

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

Pasting into the Desktop

Time of First Successful Submission: 2026-05-21 21:22:04

Restarting Challenges

Time of First Successful Submission: 2026-05-21 21:25:51

Challenge Programs

Time of First Successful Submission: 2026-05-27 03:06:30

GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-05-21 21:13:57

Using the VSCode Workspace

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

Using the GUI Desktop

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

Pasting into the Desktop

Time of First Successful Submission: 2026-05-21 21:22:04

Restarting Challenges

Time of First Successful Submission: 2026-05-21 21:25:51

Challenge Programs

Time of First Successful Submission: 2026-05-27 03:06:30