El_Meow

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pwn.college Archives

46 / 232 5085 / 25734


Twisted Text (Easy)

Time of First Successful Submission: 2026-05-19 05:45:22

Twisted Text (Hard)

Time of First Successful Submission: 2026-05-19 06:06:08

Tidy Task (Easy)

Time of First Successful Submission: 2026-05-19 12:53:29

Tidy Task (Hard)

Time of First Successful Submission: 2026-05-19 13:01:26

Logical License (Easy)

Time of First Successful Submission: 2026-05-19 14:17:43

Logical License (Hard)

Time of First Successful Submission: 2026-05-19 14:28:38

Modest Mangler (Easy)

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

Modest Mangler (Hard)

Time of First Successful Submission: 2026-05-19 18:01:01

This is Yancode (Easy)

Time of First Successful Submission: 2026-05-20 08:53:55

This is Yancode (Hard)

Time of First Successful Submission: 2026-05-20 09:02:45

Powered by Yancode (Easy)

Time of First Successful Submission: 2026-05-20 11:58:06

Powered by Yancode (Hard)

Time of First Successful Submission: 2026-05-20 12:03:45

Yancode Inside (Easy)

Time of First Successful Submission: 2026-05-20 12:20:59

Yancode Inside (Hard)

Time of First Successful Submission: 2026-05-20 12:26:15

level2.0-f2022

Time of First Successful Submission: 2026-05-22 15:53:10

level2.1-f2022

Time of First Successful Submission: 2026-05-22 16:07:12

set-register

Time of First Successful Submission: 2026-06-01 22:03:27

set-multiple-registers

Time of First Successful Submission: 2026-06-01 22:05:21

add-to-register

Time of First Successful Submission: 2026-06-01 22:07:05

linear-equation-registers

Time of First Successful Submission: 2026-06-01 22:10:28

integer-division

Time of First Successful Submission: 2026-06-01 22:16:14

modulo-operation

Time of First Successful Submission: 2026-06-01 22:17:48

set-upper-byte

Time of First Successful Submission: 2026-06-01 22:20:32

efficient-modulo

Time of First Successful Submission: 2026-06-01 22:36:00

byte-extraction

Time of First Successful Submission: 2026-06-01 23:09:12

bitwise-and

Time of First Successful Submission: 2026-06-01 23:22:50

check-even

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

memory-read

Time of First Successful Submission: 2026-06-01 23:47:54

memory-write

Time of First Successful Submission: 2026-06-01 23:55:52

memory-increment

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

byte-access

Time of First Successful Submission: 2026-06-02 00:03:59

memory-size-access

Time of First Successful Submission: 2026-06-02 00:06:40

little-endian-write

Time of First Successful Submission: 2026-06-02 11:37:03

memory-sum

Time of First Successful Submission: 2026-06-02 11:49:40

stack-subtraction

Time of First Successful Submission: 2026-06-02 11:52:23

swap-stack-values

Time of First Successful Submission: 2026-06-02 11:54:45

average-stack-values

Time of First Successful Submission: 2026-06-02 12:03:30

absolute-jump

Time of First Successful Submission: 2026-06-02 12:08:26

relative-jump

Time of First Successful Submission: 2026-06-02 12:13:24

jump-trampoline

Time of First Successful Submission: 2026-06-02 12:15:23

conditional-jump

Time of First Successful Submission: 2026-06-02 12:52:41

indirect-jump

Time of First Successful Submission: 2026-06-02 14:31:02

average-loop

Time of First Successful Submission: 2026-06-02 14:50:46

count-non-zero

Time of First Successful Submission: 2026-06-02 15:17:28

string-lower

Time of First Successful Submission: 2026-06-02 16:12:12

most-common-byte

Time of First Successful Submission: 2026-06-02 17:46:14


Advent of Pwn

1 / 12 560 / 563


Day 01

Time of First Successful Submission: 2026-05-18 11:14:02


Intro to Programming Languages

15 / 253 10752 / 35552


Commands

Time of First Successful Submission: 2026-05-27 08:18:21

Command Arguments

Time of First Successful Submission: 2026-05-27 08:19:12

Command History

Time of First Successful Submission: 2026-05-27 08:19:54

The Root Path

Time of First Successful Submission: 2026-05-27 08:33:30

Absolute Paths

Time of First Successful Submission: 2026-05-27 08:38:11

Changing position

Time of First Successful Submission: 2026-05-27 08:40:46

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-27 08:42:57

Relative Paths

Time of First Successful Submission: 2026-05-27 08:44:54

Cat

Time of First Successful Submission: 2026-05-27 08:58:07

Ls

Time of First Successful Submission: 2026-05-27 09:38:47

Ls All

Time of First Successful Submission: 2026-05-27 10:00:24

Find

Time of First Successful Submission: 2026-05-27 10:11:09

Piping Echo

Time of First Successful Submission: 2026-05-28 07:00:24

Piping Stdout

Time of First Successful Submission: 2026-05-28 07:01:35

Piping Stdin

Time of First Successful Submission: 2026-05-28 07:11:57


Start Here

10 / 12 22027 / 48454


Using the Terminal

Time of First Successful Submission: 2026-05-27 05:15:55

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-27 05:17:14

Using the GUI Desktop

Time of First Successful Submission: 2026-05-27 07:58:35

Pasting into the Desktop

Time of First Successful Submission: 2026-05-27 08:02:59

Restarting Challenges

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

Challenge Programs

Time of First Successful Submission: 2026-05-19 04:26:19

The Flag File

Time of First Successful Submission: 2026-05-19 04:28:51

Using Privileged Mode

Time of First Successful Submission: 2026-05-19 04:43:10

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-27 05:13:34

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-27 05:14:43


Linux Luminarium

128 / 128 3318 / 36037


Intro to Commands

Time of First Successful Submission: 2026-05-27 08:18:21

Intro to Arguments

Time of First Successful Submission: 2026-05-27 08:19:12

Command History

Time of First Successful Submission: 2026-05-27 08:19:54

The Root

Time of First Successful Submission: 2026-05-27 08:33:30

Program and absolute paths

Time of First Successful Submission: 2026-05-27 08:38:11

Position thy self

Time of First Successful Submission: 2026-05-27 08:40:46

Position elsewhere

Time of First Successful Submission: 2026-05-27 08:42:57

implicit relative paths, from /

Time of First Successful Submission: 2026-05-27 08:44:54

explicit relative paths, from /

Time of First Successful Submission: 2026-05-27 08:47:26

implicit relative path

Time of First Successful Submission: 2026-05-27 08:48:26

home sweet home

Time of First Successful Submission: 2026-05-27 08:51:53

cat: not the pet, but the command!

Time of First Successful Submission: 2026-05-27 08:58:07

catting absolute paths

Time of First Successful Submission: 2026-05-27 08:58:48

more catting practice

Time of First Successful Submission: 2026-05-27 09:06:45

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-27 09:28:51

comparing files

Time of First Successful Submission: 2026-05-27 09:35:32

listing files

Time of First Successful Submission: 2026-05-27 09:38:47

touching files

Time of First Successful Submission: 2026-05-27 09:40:38

removing files

Time of First Successful Submission: 2026-05-27 09:42:49

moving files

Time of First Successful Submission: 2026-05-27 09:58:47

copying files

Time of First Successful Submission: 2026-05-27 09:59:41

hidden files

Time of First Successful Submission: 2026-05-27 10:00:24

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-27 10:06:44

making directories

Time of First Successful Submission: 2026-05-27 10:07:59

finding files

Time of First Successful Submission: 2026-05-27 10:11:09

linking files

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

Learning From Documentation

Time of First Successful Submission: 2026-05-27 14:04:49

Learning Complex Usage

Time of First Successful Submission: 2026-05-27 14:07:55

Reading Manuals

Time of First Successful Submission: 2026-05-27 14:10:51

Searching Manuals

Time of First Successful Submission: 2026-05-27 14:14:36

Searching For Manuals

Time of First Successful Submission: 2026-05-27 14:25:38

Helpful Programs

Time of First Successful Submission: 2026-05-27 14:34:26

Help for Builtins

Time of First Successful Submission: 2026-05-27 14:44:30

Matching with *

Time of First Successful Submission: 2026-05-27 14:58:58

Matching with ?

Time of First Successful Submission: 2026-05-27 15:33:54

Matching with []

Time of First Successful Submission: 2026-05-27 15:38:27

Matching paths with []

Time of First Successful Submission: 2026-05-27 16:05:34

Multiple globs

Time of First Successful Submission: 2026-05-27 16:08:29

Mixing globs

Time of First Successful Submission: 2026-05-27 16:28:17

Exclusionary globbing

Time of First Successful Submission: 2026-05-27 16:30:25

Tab completion

Time of First Successful Submission: 2026-05-27 17:22:04

Multiple options for tab completion

Time of First Successful Submission: 2026-05-27 17:23:48

Tab completion on commands

Time of First Successful Submission: 2026-05-27 17:24:34

Redirecting output

Time of First Successful Submission: 2026-05-28 07:00:24

Redirecting more output

Time of First Successful Submission: 2026-05-28 07:01:35

Appending output

Time of First Successful Submission: 2026-05-28 07:04:30

Redirecting errors

Time of First Successful Submission: 2026-05-28 07:09:03

Redirecting input

Time of First Successful Submission: 2026-05-28 07:11:57

Grepping stored results

Time of First Successful Submission: 2026-05-28 07:13:34

Grepping live output

Time of First Successful Submission: 2026-05-28 07:14:55

Grepping errors

Time of First Successful Submission: 2026-05-28 07:17:06

Filtering with grep -v

Time of First Successful Submission: 2026-05-28 07:18:48

Filtering with sed

Time of First Successful Submission: 2026-05-28 07:22:27

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-28 08:00:22

Process substitution for input

Time of First Successful Submission: 2026-05-28 08:21:19

Writing to multiple programs

Time of First Successful Submission: 2026-05-28 08:40:03

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-28 09:00:39

Named pipes

Time of First Successful Submission: 2026-05-28 09:08:34

Printing Variables

Time of First Successful Submission: 2026-05-28 09:11:04

Setting Variables

Time of First Successful Submission: 2026-05-28 09:14:31

Multi-word Variables

Time of First Successful Submission: 2026-05-28 09:15:50

Exporting Variables

Time of First Successful Submission: 2026-05-28 09:27:26

Printing Exported Variables

Time of First Successful Submission: 2026-05-28 09:28:06

Storing Command Output

Time of First Successful Submission: 2026-05-28 09:31:10

Reading Input

Time of First Successful Submission: 2026-05-28 09:34:38

Reading Files

Time of First Successful Submission: 2026-05-28 09:38:06

Translating characters

Time of First Successful Submission: 2026-05-28 09:53:57

Deleting characters

Time of First Successful Submission: 2026-05-28 09:55:57

Deleting newlines

Time of First Successful Submission: 2026-05-28 10:00:22

Extracting the first lines with head

Time of First Successful Submission: 2026-05-28 10:04:35

Extracting specific sections of text

Time of First Successful Submission: 2026-05-28 10:11:48

Sorting data

Time of First Successful Submission: 2026-05-28 10:13:45

Listing Processes

Time of First Successful Submission: 2026-05-28 10:22:11

Killing Processes

Time of First Successful Submission: 2026-05-28 10:24:29

Interrupting Processes

Time of First Successful Submission: 2026-05-28 10:25:50

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-28 10:33:31

Suspending Processes

Time of First Successful Submission: 2026-05-28 10:34:43

Resuming Processes

Time of First Successful Submission: 2026-05-28 10:35:53

Backgrounding Processes

Time of First Successful Submission: 2026-05-28 10:39:37

Foregrounding Processes

Time of First Successful Submission: 2026-05-28 10:40:55

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-28 10:42:01

Process Exit Codes

Time of First Successful Submission: 2026-05-28 10:43:41

Becoming root with su

Time of First Successful Submission: 2026-05-28 11:13:12

Other users with su

Time of First Successful Submission: 2026-05-28 11:14:15

Cracking passwords

Time of First Successful Submission: 2026-05-28 11:22:03

Using sudo

Time of First Successful Submission: 2026-05-28 11:27:50

Changing File Ownership

Time of First Successful Submission: 2026-06-01 07:32:30

Groups and Files

Time of First Successful Submission: 2026-06-01 07:36:44

Fun With Groups Names

Time of First Successful Submission: 2026-06-01 07:38:35

Changing Permissions

Time of First Successful Submission: 2026-06-01 07:46:33

Executable Files

Time of First Successful Submission: 2026-06-01 07:49:29

Permission Tweaking Practice

Time of First Successful Submission: 2026-06-01 08:07:58

Permissions Setting Practice

Time of First Successful Submission: 2026-06-01 08:15:01

The SUID Bit

Time of First Successful Submission: 2026-06-01 08:17:38

Chaining with Semicolons

Time of First Successful Submission: 2026-06-01 08:19:46

Building on Success

Time of First Successful Submission: 2026-06-01 08:21:27

Handling Failure

Time of First Successful Submission: 2026-06-01 08:22:44

Your First Shell Script

Time of First Successful Submission: 2026-06-01 08:25:10

Redirecting Script Output

Time of First Successful Submission: 2026-06-01 09:02:34

Executable Shell Scripts

Time of First Successful Submission: 2026-06-01 09:04:55

Understanding Shebangs

Time of First Successful Submission: 2026-06-01 09:10:15

Scripting with Arguments

Time of First Successful Submission: 2026-06-01 09:14:23

Scripting with Conditionals

Time of First Successful Submission: 2026-06-01 09:19:47

Scripting with Default Cases

Time of First Successful Submission: 2026-06-01 09:25:08

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-06-01 09:30:00

Reading Shell Scripts

Time of First Successful Submission: 2026-06-01 09:32:14

Launching Screen

Time of First Successful Submission: 2026-06-01 09:34:09

Detaching and Attaching

Time of First Successful Submission: 2026-06-01 09:35:57

Finding Sessions

Time of First Successful Submission: 2026-06-01 09:37:24

Switching Windows

Time of First Successful Submission: 2026-06-01 09:40:42

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-06-01 09:42:49

Switching Windows (tmux)

Time of First Successful Submission: 2026-06-01 09:44:13

The PATH Variable

Time of First Successful Submission: 2026-06-01 09:46:56

Setting PATH

Time of First Successful Submission: 2026-06-01 09:50:32

Finding Commands

Time of First Successful Submission: 2026-06-01 09:52:22

Adding Commands

Time of First Successful Submission: 2026-06-01 09:56:20

Hijacking Commands

Time of First Successful Submission: 2026-06-01 09:59:45

Bashrc Backdoor

Time of First Successful Submission: 2026-06-01 10:02:43

Sniffing Input

Time of First Successful Submission: 2026-06-01 10:18:26

Overshared Directories

Time of First Successful Submission: 2026-06-01 10:29:47

Tricky Linking

Time of First Successful Submission: 2026-06-01 10:38:28

Sniffing Process Arguments

Time of First Successful Submission: 2026-06-01 10:41:27

Snooping on Configurations

Time of First Successful Submission: 2026-06-01 10:44:07

The Fork Bomb

Time of First Successful Submission: 2026-06-01 10:55:03

Disk-Space Doomsday

Time of First Successful Submission: 2026-06-01 10:59:03

rm -rf /

Time of First Successful Submission: 2026-06-01 11:01:56

Life after rm -rf /

Time of First Successful Submission: 2026-06-01 11:05:38

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-06-01 11:08:41


Computing 101

129 / 129 7 / 20633


Your First Register

Time of First Successful Submission: 2026-06-01 12:31:04

Your First Syscall

Time of First Successful Submission: 2026-06-01 12:33:34

Exit Codes

Time of First Successful Submission: 2026-06-01 12:34:44

Building Executables

Time of First Successful Submission: 2026-06-01 12:42:11

Moving Between Registers

Time of First Successful Submission: 2026-06-01 12:48:27

Loading From Memory

Time of First Successful Submission: 2026-06-01 13:30:45

More Loading Practice

Time of First Successful Submission: 2026-06-01 13:32:00

Dereferencing Pointers

Time of First Successful Submission: 2026-06-01 13:36:21

Dereferencing Yourself

Time of First Successful Submission: 2026-06-01 13:38:15

Dereferencing with Offsets

Time of First Successful Submission: 2026-06-01 13:40:49

Stored Addresses

Time of First Successful Submission: 2026-06-01 13:43:29

Double Dereference

Time of First Successful Submission: 2026-06-01 13:49:45

The Stack

Time of First Successful Submission: 2026-06-01 13:58:22

Stack Offsets

Time of First Successful Submission: 2026-06-01 14:00:13

Program Arguments on the Stack

Time of First Successful Submission: 2026-06-01 14:02:26

Popping From the Stack

Time of First Successful Submission: 2026-06-01 14:04:39

Negative Numbers

Time of First Successful Submission: 2026-06-06 13:40:20

Negative Numbers (16-bit)

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

Negative Numbers (32-bit)

Time of First Successful Submission: 2026-06-06 14:09:56

Encoding Negatives

Time of First Successful Submission: 2026-06-06 14:37:25

Binary and Hex Encoding

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

More Hex

Time of First Successful Submission: 2026-06-06 15:56:28

Decoding Hex

Time of First Successful Submission: 2026-06-06 15:58:41

Mixed Conversions

Time of First Successful Submission: 2026-06-06 17:23:39

Disassembling Programs

Time of First Successful Submission: 2026-06-01 14:24:53

Tracing Syscalls

Time of First Successful Submission: 2026-06-01 14:31:28

Starting GDB

Time of First Successful Submission: 2026-06-01 14:33:44

Quitting GDB

Time of First Successful Submission: 2026-06-01 14:34:19

Starting Programs in GDB

Time of First Successful Submission: 2026-06-01 14:36:40

Disassembling in GDB

Time of First Successful Submission: 2026-06-01 14:37:55

Stepping Through Instructions

Time of First Successful Submission: 2026-06-01 14:39:32

Reading Register Values

Time of First Successful Submission: 2026-06-01 14:40:50

Popping Stack Values

Time of First Successful Submission: 2026-06-01 14:42:37

Examining Memory

Time of First Successful Submission: 2026-06-01 14:45:37

Examining Stack Pointers

Time of First Successful Submission: 2026-06-01 14:49:41

Cooperative Debugging

Time of First Successful Submission: 2026-06-01 14:59:16

Running with Arguments

Time of First Successful Submission: 2026-06-02 19:55:54

Writing Output

Time of First Successful Submission: 2026-06-01 16:25:22

Chaining Syscalls

Time of First Successful Submission: 2026-06-01 16:28:03

Writing Strings

Time of First Successful Submission: 2026-06-01 16:31:07

Reading Data

Time of First Successful Submission: 2026-06-01 16:41:18

Reading Exactly

Time of First Successful Submission: 2026-06-17 12:16:42

Opening Files

Time of First Successful Submission: 2026-06-01 16:52:38

Hardcoding the Filename

Time of First Successful Submission: 2026-06-01 17:02:15

RIP-Relative Strings

Time of First Successful Submission: 2026-06-12 12:22:13

Comparing Values

Time of First Successful Submission: 2026-06-01 18:00:07

Comparing Characters

Time of First Successful Submission: 2026-06-01 18:09:10

Conditional Control Flow

Time of First Successful Submission: 2026-06-01 18:16:58

Comparing Strings

Time of First Successful Submission: 2026-06-01 18:20:24

Reverse the Password

Time of First Successful Submission: 2026-06-01 18:26:36

Conditionals Without Conditionals

Time of First Successful Submission: 2026-06-01 19:14:37

Looping

Time of First Successful Submission: 2026-06-01 19:24:03

Writing From a Shared Library

Time of First Successful Submission: 2026-06-02 20:38:37

Returning a Value

Time of First Successful Submission: 2026-06-02 20:42:05

Calling Through a Pointer

Time of First Successful Submission: 2026-06-02 20:44:05

Calling Through a Pointer with an Argument

Time of First Successful Submission: 2026-06-02 20:45:34

Saving Caller-Saved Registers

Time of First Successful Submission: 2026-06-06 12:58:22

Saving Callee-Saved Registers

Time of First Successful Submission: 2026-06-06 13:03:19

Sign Extension

Time of First Successful Submission: 2026-06-15 09:52:58

Little-Endian Bytes

Time of First Successful Submission: 2026-06-10 09:41:42

Qword by Qword

Time of First Successful Submission: 2026-06-10 09:58:12

Dword by Dword

Time of First Successful Submission: 2026-06-10 10:13:45

Word by Word

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

Byte by Byte

Time of First Successful Submission: 2026-06-10 10:25:57

Cracking a Struct

Time of First Successful Submission: 2026-06-10 10:33:26

Scrambled Struct

Time of First Successful Submission: 2026-06-10 10:44:41

Reverse the Calculation

Time of First Successful Submission: 2026-06-01 20:24:09

Reverse the Reverse

Time of First Successful Submission: 2026-06-01 20:37:52

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-06-01 20:45:28

Even or Odd

Time of First Successful Submission: 2026-06-10 11:03:00

Masking Bits

Time of First Successful Submission: 2026-06-10 14:25:53

Lowercase a String

Time of First Successful Submission: 2026-06-10 14:40:43

Uppercase a String

Time of First Successful Submission: 2026-06-10 19:35:18

Swap Case

Time of First Successful Submission: 2026-06-10 19:47:29

Shifting Left

Time of First Successful Submission: 2026-06-10 19:56:26

Shifting Right

Time of First Successful Submission: 2026-06-10 20:05:10

Loops on Data

Time of First Successful Submission: 2026-06-01 20:49:24

Reaching Into the Caller's Frame

Time of First Successful Submission: 2026-06-02 20:57:21

Loading Stale Stack Data

Time of First Successful Submission: 2026-06-19 09:58:38

Stealing Stale Stack Data

Time of First Successful Submission: 2026-06-18 05:54:06

Reserving Your Own Frame

Time of First Successful Submission: 2026-06-18 06:10:27

Using Your Own Frame

Time of First Successful Submission: 2026-06-12 11:23:26

Environment Variables on the Stack

Time of First Successful Submission: 2026-06-02 21:04:54

Aligning the Stack Through the Environment

Time of First Successful Submission: 2026-06-02 21:18:20

Aligning the Stack Through GDB

Time of First Successful Submission: 2026-06-02 21:27:55

Aligning the Stack Through GDB, Generalized

Time of First Successful Submission: 2026-06-03 11:37:48

A Single Digit

Time of First Successful Submission: 2026-06-12 17:12:05

Two Digits

Time of First Successful Submission: 2026-06-12 18:02:00

String to Integer

Time of First Successful Submission: 2026-06-12 18:55:28

Negative Numbers

Time of First Successful Submission: 2026-06-12 19:19:20

Where the Number Ends

Time of First Successful Submission: 2026-06-12 19:34:49

A Whole Program

Time of First Successful Submission: 2026-06-12 19:52:59

A Single Digit, Back to Text

Time of First Successful Submission: 2026-06-12 19:59:15

Divide and Remainder

Time of First Successful Submission: 2026-06-15 11:27:43

Drop the Leading Zero

Time of First Successful Submission: 2026-06-15 12:28:17

Integer to String

Time of First Successful Submission: 2026-06-15 12:55:16

Negative Numbers, Back to Text

Time of First Successful Submission: 2026-06-15 13:17:41

Sum Them All

Time of First Successful Submission: 2026-06-16 11:15:19

Addition

Time of First Successful Submission: 2026-06-16 11:32:08

Subtraction

Time of First Successful Submission: 2026-06-16 11:39:28

Multiplication

Time of First Successful Submission: 2026-06-16 11:50:39

Bitwise Operators

Time of First Successful Submission: 2026-06-16 11:55:10

Unary Operators

Time of First Successful Submission: 2026-06-16 12:20:15

Literal Output

Time of First Successful Submission: 2026-06-16 12:33:48

Newline Escapes

Time of First Successful Submission: 2026-06-16 12:53:52

Escaped Syntax

Time of First Successful Submission: 2026-06-16 13:44:50

Decimal Markers

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

Multiple Decimal Markers

Time of First Successful Submission: 2026-06-16 14:13:19

String Markers

Time of First Successful Submission: 2026-06-17 08:27:03

Hex Byte Escapes

Time of First Successful Submission: 2026-06-17 10:39:33

Exit

Time of First Successful Submission: 2026-06-05 09:54:45

Socket

Time of First Successful Submission: 2026-06-05 10:11:31

Bind

Time of First Successful Submission: 2026-06-05 10:26:33

Listen

Time of First Successful Submission: 2026-06-05 10:34:28

Accept

Time of First Successful Submission: 2026-06-05 10:43:15

Static Response

Time of First Successful Submission: 2026-06-05 11:12:46

Dynamic Response

Time of First Successful Submission: 2026-06-05 13:17:32

Iterative GET Server

Time of First Successful Submission: 2026-06-05 13:29:03

Concurrent GET Server

Time of First Successful Submission: 2026-06-05 13:54:55

Concurrent POST Server

Time of First Successful Submission: 2026-06-05 17:05:33

Web Server

Time of First Successful Submission: 2026-06-05 17:08:00

Debugging Programs

Time of First Successful Submission: 2026-06-06 10:52:25

Inspecting Registers

Time of First Successful Submission: 2026-06-06 10:59:01

Examining Memory

Time of First Successful Submission: 2026-06-06 11:18:32

Setting Breakpoints

Time of First Successful Submission: 2026-06-06 11:37:36

GDB Scripting

Time of First Successful Submission: 2026-06-06 11:49:10

Modifying Data

Time of First Successful Submission: 2026-06-06 12:27:32

Modifying Execution

Time of First Successful Submission: 2026-06-06 12:35:50

Broken Functions

Time of First Successful Submission: 2026-06-06 12:48:35


Playing With Programs

12 / 116 17692 / 24187


What's the password?

Time of First Successful Submission: 2026-06-18 12:30:53

... and again!

Time of First Successful Submission: 2026-06-18 13:00:47

Newline Troubles

Time of First Successful Submission: 2026-06-18 13:09:38

Reasoning about files

Time of First Successful Submission: 2026-06-18 13:31:07

Specifying Filenames

Time of First Successful Submission: 2026-06-18 13:38:51

Binary and Hex Encoding

Time of First Successful Submission: 2026-06-18 14:03:15

More Hex

Time of First Successful Submission: 2026-06-18 14:05:24

Decoding Hex

Time of First Successful Submission: 2026-06-18 14:11:15

Decoding Practice

Time of First Successful Submission: 2026-06-18 14:15:24

Encoding Practice

Time of First Successful Submission: 2026-06-18 14:17:15

Hex-encoding ASCII

Time of First Successful Submission: 2026-06-19 15:49:09

Nested Encoding

Time of First Successful Submission: 2026-06-21 11:09:13


DSU Cyber Camps

10 / 104 22175 / 48749


Using the Terminal

Time of First Successful Submission: 2026-05-27 05:15:55

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-27 05:17:14

Using the GUI Desktop

Time of First Successful Submission: 2026-05-27 07:58:35

Pasting into the Desktop

Time of First Successful Submission: 2026-05-27 08:02:59

Restarting Challenges

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

Challenge Programs

Time of First Successful Submission: 2026-05-19 04:26:19

The Flag File

Time of First Successful Submission: 2026-05-19 04:28:51

Using Privileged Mode

Time of First Successful Submission: 2026-05-19 04:43:10

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-27 05:13:34

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-27 05:14:43


GCA CTF

10 / 104 22175 / 48749


Using the Terminal

Time of First Successful Submission: 2026-05-27 05:15:55

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-27 05:17:14

Using the GUI Desktop

Time of First Successful Submission: 2026-05-27 07:58:35

Pasting into the Desktop

Time of First Successful Submission: 2026-05-27 08:02:59

Restarting Challenges

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

Challenge Programs

Time of First Successful Submission: 2026-05-19 04:26:19

The Flag File

Time of First Successful Submission: 2026-05-19 04:28:51

Using Privileged Mode

Time of First Successful Submission: 2026-05-19 04:43:10

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-27 05:13:34

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-27 05:14:43