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Triple Dereference

Time of First Successful Submission: 2024-10-30 20:07:27

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2024-08-26 18:42:36

Command Arguments

Time of First Successful Submission: 2024-08-26 18:45:26

The Root Path

Time of First Successful Submission: 2024-08-26 18:56:04

Absolute Paths

Time of First Successful Submission: 2024-08-26 18:57:23

Changing position

Time of First Successful Submission: 2024-08-26 19:02:41

Changing to an Absolute Path

Time of First Successful Submission: 2024-08-26 19:05:22

Relative Paths

Time of First Successful Submission: 2024-08-26 19:19:19

Cat

Time of First Successful Submission: 2024-08-27 18:31:03

Ls

Time of First Successful Submission: 2024-08-27 18:38:06

Ls All

Time of First Successful Submission: 2024-08-27 18:43:52

Find

Time of First Successful Submission: 2024-08-27 18:56:40

Piping Echo

Time of First Successful Submission: 2024-08-29 20:14:58

Piping Stdout

Time of First Successful Submission: 2024-08-29 20:21:58

Piping Stdin

Time of First Successful Submission: 2024-08-31 19:56:34

Start Here

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Using the VSCode Workspace

Time of First Successful Submission: 2024-08-25 15:38:37

Using the GUI Desktop

Time of First Successful Submission: 2024-08-25 15:40:50

Pasting into the Desktop

Time of First Successful Submission: 2024-08-25 15:46:12

Restarting Challenges

Time of First Successful Submission: 2024-08-25 15:48:15

Challenge Programs

Time of First Successful Submission: 2024-08-25 16:05:04

The Flag File

Time of First Successful Submission: 2024-08-25 16:08:55

Using Privileged Mode

Time of First Successful Submission: 2024-08-25 16:13:30

Persistent Home Directories - One

Time of First Successful Submission: 2024-08-25 16:18:57

Persistent Home Directories - Two

Time of First Successful Submission: 2024-08-25 16:20:13

Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2024-08-26 18:42:36

Intro to Arguments

Time of First Successful Submission: 2024-08-26 18:45:26

The Root

Time of First Successful Submission: 2024-08-26 18:56:04

Program and absolute paths

Time of First Successful Submission: 2024-08-26 18:57:23

Position thy self

Time of First Successful Submission: 2024-08-26 19:02:41

Position elsewhere

Time of First Successful Submission: 2024-08-26 19:05:22

implicit relative paths, from /

Time of First Successful Submission: 2024-08-26 19:19:19

explicit relative paths, from /

Time of First Successful Submission: 2024-08-26 19:20:47

implicit relative path

Time of First Successful Submission: 2024-08-26 19:21:55

home sweet home

Time of First Successful Submission: 2024-08-26 19:27:05

cat: not the pet, but the command!

Time of First Successful Submission: 2024-08-27 18:31:03

catting absolute paths

Time of First Successful Submission: 2024-08-27 18:33:14

more catting practice

Time of First Successful Submission: 2024-08-27 18:34:13

grepping for a needle in a haystack

Time of First Successful Submission: 2024-08-27 18:35:52

listing files

Time of First Successful Submission: 2024-08-27 18:38:06

touching files

Time of First Successful Submission: 2024-08-27 18:40:10

removing files

Time of First Successful Submission: 2024-08-27 18:42:21

hidden files

Time of First Successful Submission: 2024-08-27 18:43:52

An Epic Filesystem Quest

Time of First Successful Submission: 2024-08-27 18:52:40

making directories

Time of First Successful Submission: 2024-08-27 18:54:19

finding files

Time of First Successful Submission: 2024-08-27 18:56:40

linking files

Time of First Successful Submission: 2024-08-27 19:00:47

Learning From Documentation

Time of First Successful Submission: 2024-08-27 20:46:34

Learning Complex Usage

Time of First Successful Submission: 2024-08-27 20:50:14

Reading Manuals

Time of First Successful Submission: 2024-08-27 20:53:00

Searching Manuals

Time of First Successful Submission: 2024-08-27 20:54:26

Searching For Manuals

Time of First Successful Submission: 2024-08-27 21:06:26

Helpful Programs

Time of First Successful Submission: 2024-08-28 20:00:30

Help for Builtins

Time of First Successful Submission: 2024-08-28 20:02:31

Matching with *

Time of First Successful Submission: 2024-08-28 20:09:32

Matching with ?

Time of First Successful Submission: 2024-08-28 20:12:19

Matching with []

Time of First Successful Submission: 2024-08-28 20:16:39

Matching paths with []

Time of First Successful Submission: 2024-08-28 20:18:42

Mixing globs

Time of First Successful Submission: 2024-08-28 20:27:33

Exclusionary globbing

Time of First Successful Submission: 2024-08-28 20:33:51

Redirecting output

Time of First Successful Submission: 2024-08-29 20:14:58

Redirecting more output

Time of First Successful Submission: 2024-08-29 20:21:58

Appending output

Time of First Successful Submission: 2024-08-29 20:24:30

Redirecting errors

Time of First Successful Submission: 2024-08-31 19:51:11

Redirecting input

Time of First Successful Submission: 2024-08-31 19:56:34

Grepping stored results

Time of First Successful Submission: 2024-08-31 20:01:38

Grepping live output

Time of First Successful Submission: 2024-08-31 20:04:17

Grepping errors

Time of First Successful Submission: 2024-08-31 20:25:15

Duplicating piped data with tee

Time of First Successful Submission: 2024-08-31 20:32:25

Writing to multiple programs

Time of First Successful Submission: 2024-10-28 21:23:58

Split-piping stderr and stdout

Time of First Successful Submission: 2024-10-30 20:26:02

Printing Variables

Time of First Successful Submission: 2024-09-02 18:39:34

Setting Variables

Time of First Successful Submission: 2024-09-02 18:47:08

Multi-word Variables

Time of First Successful Submission: 2024-09-02 18:48:35

Exporting Variables

Time of First Successful Submission: 2024-09-02 18:52:43

Printing Exported Variables

Time of First Successful Submission: 2024-09-02 19:01:05

Storing Command Output

Time of First Successful Submission: 2024-09-02 19:10:05

Reading Input

Time of First Successful Submission: 2024-09-02 19:15:59

Reading Files

Time of First Successful Submission: 2024-09-02 19:42:00

Listing Processes

Time of First Successful Submission: 2024-09-03 18:54:03

Killing Processes

Time of First Successful Submission: 2024-09-03 18:56:32

Interrupting Processes

Time of First Successful Submission: 2024-09-03 18:58:33

Suspending Processes

Time of First Successful Submission: 2024-09-03 18:59:50

Resuming Processes

Time of First Successful Submission: 2024-09-03 19:00:56

Backgrounding Processes

Time of First Successful Submission: 2024-09-03 19:06:51

Foregrounding Processes

Time of First Successful Submission: 2024-09-03 19:08:41

Starting Backgrounded Processes

Time of First Successful Submission: 2024-09-03 19:09:59

Process Exit Codes

Time of First Successful Submission: 2024-09-03 19:13:05

Becoming root with su

Time of First Successful Submission: 2024-09-10 19:54:16

Other users with su

Time of First Successful Submission: 2024-09-10 19:56:00

Cracking passwords

Time of First Successful Submission: 2024-09-10 20:00:20

Using sudo

Time of First Successful Submission: 2024-09-10 20:03:18

Changing File Ownership

Time of First Successful Submission: 2024-09-08 15:02:12

Groups and Files

Time of First Successful Submission: 2024-09-08 15:07:20

Fun With Groups Names

Time of First Successful Submission: 2024-09-08 15:09:56

Changing Permissions

Time of First Successful Submission: 2024-09-08 15:16:27

Executable Files

Time of First Successful Submission: 2024-09-08 15:20:07

Permission Tweaking Practice

Time of First Successful Submission: 2024-09-08 16:06:54

Permissions Setting Practice

Time of First Successful Submission: 2024-09-08 15:45:49

The SUID Bit

Time of First Successful Submission: 2024-09-08 15:53:47

Chaining with Semicolons

Time of First Successful Submission: 2024-10-21 19:59:31

Your First Shell Script

Time of First Successful Submission: 2024-10-21 20:05:30

Redirecting Script Output

Time of First Successful Submission: 2024-10-21 20:14:10

Executable Shell Scripts

Time of First Successful Submission: 2024-10-21 20:16:57

The PATH Variable

Time of First Successful Submission: 2024-10-23 20:24:37

Setting PATH

Time of First Successful Submission: 2024-10-23 20:27:13

Adding Commands

Time of First Successful Submission: 2024-10-23 20:40:16

Hijacking Commands

Time of First Successful Submission: 2024-10-23 20:46:08

Computing 101

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Your First Register

Time of First Successful Submission: 2024-10-28 19:50:51

Your First Syscall

Time of First Successful Submission: 2024-10-28 20:00:44

Exit Codes

Time of First Successful Submission: 2024-10-28 20:15:03

Building Executables

Time of First Successful Submission: 2024-10-28 20:40:43

Moving Between Registers

Time of First Successful Submission: 2024-10-28 20:57:53

Loading From Memory

Time of First Successful Submission: 2024-10-29 20:49:06

More Loading Practice

Time of First Successful Submission: 2024-10-29 20:50:23

Dereferencing Pointers

Time of First Successful Submission: 2024-10-29 20:53:07

Dereferencing Yourself

Time of First Successful Submission: 2024-10-29 20:55:06

Dereferencing with Offsets

Time of First Successful Submission: 2024-10-29 20:58:13

Stored Addresses

Time of First Successful Submission: 2024-10-30 20:01:09

Double Dereference

Time of First Successful Submission: 2024-10-30 20:05:29

Tracing Syscalls

Time of First Successful Submission: 2024-10-28 20:52:52

Writing Output

Time of First Successful Submission: 2024-10-30 20:44:38

Chaining Syscalls

Time of First Successful Submission: 2024-10-30 20:47:18

Writing Strings

Time of First Successful Submission: 2024-10-30 20:49:16

set-register

Time of First Successful Submission: 2024-10-31 20:21:26

set-multiple-registers

Time of First Successful Submission: 2024-10-31 20:26:03

add-to-register

Time of First Successful Submission: 2024-11-01 19:54:15

linear-equation-registers

Time of First Successful Submission: 2024-11-06 21:06:54

integer-division

Time of First Successful Submission: 2024-11-11 20:56:15

modulo-operation

Time of First Successful Submission: 2024-11-12 19:59:49

set-upper-byte

Time of First Successful Submission: 2024-11-13 20:38:21

efficient-modulo

Time of First Successful Submission: 2024-11-14 20:17:22

byte-extraction

Time of First Successful Submission: 2024-11-17 14:45:14

bitwise-and

Time of First Successful Submission: 2024-11-17 16:40:00

check-even

Time of First Successful Submission: 2024-11-19 21:58:48

memory-read

Time of First Successful Submission: 2024-11-20 20:01:33

memory-write

Time of First Successful Submission: 2024-11-20 20:24:27

memory-increment

Time of First Successful Submission: 2024-11-21 19:44:57

byte-access

Time of First Successful Submission: 2024-11-21 20:00:47

memory-size-access

Time of First Successful Submission: 2024-11-21 20:07:28

little-endian-write

Time of First Successful Submission: 2024-11-24 13:11:18

memory-sum

Time of First Successful Submission: 2024-11-24 19:05:55

stack-subtraction

Time of First Successful Submission: 2024-11-24 19:14:19

swap-stack-values

Time of First Successful Submission: 2024-11-24 19:23:47

average-stack-values

Time of First Successful Submission: 2024-11-25 19:51:48

absolute-jump

Time of First Successful Submission: 2024-11-25 20:14:20

relative-jump

Time of First Successful Submission: 2024-11-25 20:57:05

jump-trampoline

Time of First Successful Submission: 2024-11-26 20:07:19

conditional-jump

Time of First Successful Submission: 2024-11-26 20:33:05

indirect-jump

Time of First Successful Submission: 2024-11-27 19:13:38

average-loop

Time of First Successful Submission: 2024-11-27 19:36:15

count-non-zero

Time of First Successful Submission: 2024-11-27 19:53:48

string-lower

Time of First Successful Submission: 2024-11-28 19:50:36

most-common-byte

Time of First Successful Submission: 2024-12-01 20:20:27

Exit

Time of First Successful Submission: 2024-11-16 18:16:57

Socket

Time of First Successful Submission: 2024-11-17 13:44:57

Bind

Time of First Successful Submission: 2024-11-17 19:45:22

Listen

Time of First Successful Submission: 2024-11-20 20:20:21

Accept

Time of First Successful Submission: 2024-12-02 19:22:43

Static Response

Time of First Successful Submission: 2024-12-03 20:01:20

Dynamic Response

Time of First Successful Submission: 2024-12-05 21:12:34

Iterative GET Server

Time of First Successful Submission: 2024-12-06 22:04:20

Concurrent GET Server

Time of First Successful Submission: 2024-12-07 16:17:03

Concurrent POST Server

Time of First Successful Submission: 2024-12-07 16:18:19

Web Server

Time of First Successful Submission: 2024-12-07 16:19:17

Debugging Programs

Time of First Successful Submission: 2024-11-14 21:03:44

Inspecting Registers

Time of First Successful Submission: 2024-11-14 21:10:56

Examining Memory

Time of First Successful Submission: 2024-11-15 18:14:27

Setting Breakpoints

Time of First Successful Submission: 2024-11-15 18:45:51

GDB Scripting

Time of First Successful Submission: 2024-11-16 11:19:26

Modifying Data

Time of First Successful Submission: 2024-11-16 13:35:53

Modifying Execution

Time of First Successful Submission: 2024-11-16 14:07:25

Broken Functions

Time of First Successful Submission: 2024-11-16 17:41:49

Playing With Programs

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cat

Time of First Successful Submission: 2024-11-06 20:12:46

GCA CTF

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Using the VSCode Workspace

Time of First Successful Submission: 2024-08-25 15:38:37

Using the GUI Desktop

Time of First Successful Submission: 2024-08-25 15:40:50

Pasting into the Desktop

Time of First Successful Submission: 2024-08-25 15:46:12

Restarting Challenges

Time of First Successful Submission: 2024-08-25 15:48:15

Getting Help

Time of First Successful Submission: 2024-08-25 16:00:39

Challenge Programs

Time of First Successful Submission: 2024-08-25 16:05:04

The Flag File

Time of First Successful Submission: 2024-08-25 16:08:55

Using Privileged Mode

Time of First Successful Submission: 2024-08-25 16:13:30

Persistent Home Directories - One

Time of First Successful Submission: 2024-08-25 16:18:57

Persistent Home Directories - Two

Time of First Successful Submission: 2024-08-25 16:20:13