secreu

🐧 💻

Getting Started

10 / 10 8623 / 21149

Using the VSCode Workspace

Time of First Successful Submission: 2025-04-24 09:33:55

Using the GUI Desktop

Time of First Successful Submission: 2025-04-24 09:35:29

Pasting into the Desktop

Time of First Successful Submission: 2025-04-24 09:37:46

Restarting Challenges

Time of First Successful Submission: 2025-04-25 03:06:44

Getting Help

Time of First Successful Submission: 2025-04-25 03:08:30

Challenge Programs

Time of First Successful Submission: 2025-04-25 03:10:38

The Flag File

Time of First Successful Submission: 2025-04-25 06:43:04

Using Practice Mode

Time of First Successful Submission: 2025-04-25 06:50:42

Persistent Home Directories - One

Time of First Successful Submission: 2025-04-25 06:59:02

Persistent Home Directories - Two

Time of First Successful Submission: 2025-04-25 07:00:16

Linux Luminarium

84 / 84 4074 / 14103

Intro to Commands

Time of First Successful Submission: 2025-04-25 07:04:04

Intro to Arguments

Time of First Successful Submission: 2025-04-25 07:05:37

The Root

Time of First Successful Submission: 2025-04-25 07:14:18

Program and absolute paths

Time of First Successful Submission: 2025-04-25 07:28:40

Position thy self

Time of First Successful Submission: 2025-04-25 07:29:49

Position elsewhere

Time of First Successful Submission: 2025-04-25 07:31:06

Position yet elsewhere

Time of First Successful Submission: 2025-04-25 07:32:11

implicit relative paths, from /

Time of First Successful Submission: 2025-04-25 07:33:12

explicit relative paths, from /

Time of First Successful Submission: 2025-04-25 07:35:20

implicit relative path

Time of First Successful Submission: 2025-04-25 07:36:16

home sweet home

Time of First Successful Submission: 2025-04-25 07:37:48

cat: not the pet, but the command!

Time of First Successful Submission: 2025-04-25 07:39:47

catting absolute paths

Time of First Successful Submission: 2025-04-25 07:40:25

more catting practice

Time of First Successful Submission: 2025-04-25 07:41:24

grepping for a needle in a haystack

Time of First Successful Submission: 2025-04-25 07:42:33

listing files

Time of First Successful Submission: 2025-04-25 07:43:26

touching files

Time of First Successful Submission: 2025-04-25 07:44:24

removing files

Time of First Successful Submission: 2025-04-25 07:45:17

hidden files

Time of First Successful Submission: 2025-04-25 07:46:58

An Epic Filesystem Quest

Time of First Successful Submission: 2025-04-25 07:52:42

making directories

Time of First Successful Submission: 2025-04-25 07:55:05

finding files

Time of First Successful Submission: 2025-04-25 07:59:57

linking files

Time of First Successful Submission: 2025-04-25 08:02:20

Learning From Documentation

Time of First Successful Submission: 2025-04-25 08:03:36

Learning Complex Usage

Time of First Successful Submission: 2025-04-25 08:04:54

Reading Manuals

Time of First Successful Submission: 2025-04-25 08:18:30

Searching Manuals

Time of First Successful Submission: 2025-04-25 08:22:24

Searching For Manuals

Time of First Successful Submission: 2025-04-25 08:46:01

Helpful Programs

Time of First Successful Submission: 2025-04-25 08:48:30

Help for Builtins

Time of First Successful Submission: 2025-04-25 08:50:40

Matching with *

Time of First Successful Submission: 2025-04-25 08:53:13

Matching with ?

Time of First Successful Submission: 2025-04-25 08:57:02

Matching with []

Time of First Successful Submission: 2025-04-25 09:02:00

Matching paths with []

Time of First Successful Submission: 2025-04-25 09:08:54

Mixing globs

Time of First Successful Submission: 2025-04-25 09:33:02

Exclusionary globbing

Time of First Successful Submission: 2025-04-25 10:39:25

Redirecting output

Time of First Successful Submission: 2025-04-28 08:33:46

Redirecting more output

Time of First Successful Submission: 2025-04-28 08:34:42

Appending output

Time of First Successful Submission: 2025-04-28 08:42:22

Redirecting errors

Time of First Successful Submission: 2025-04-28 08:48:20

Redirecting input

Time of First Successful Submission: 2025-04-28 08:50:19

Grepping stored results

Time of First Successful Submission: 2025-04-28 08:54:48

Grepping live output

Time of First Successful Submission: 2025-04-28 08:56:40

Grepping errors

Time of First Successful Submission: 2025-04-28 08:58:26

Duplicating piped data with tee

Time of First Successful Submission: 2025-04-28 09:05:49

Writing to multiple programs

Time of First Successful Submission: 2025-04-28 09:14:40

Split-piping stderr and stdout

Time of First Successful Submission: 2025-04-28 09:36:23

Printing Variables

Time of First Successful Submission: 2025-04-28 09:40:49

Setting Variables

Time of First Successful Submission: 2025-04-28 09:41:59

Multi-word Variables

Time of First Successful Submission: 2025-04-28 09:45:02

Exporting Variables

Time of First Successful Submission: 2025-04-29 03:26:07

Printing Exported Variables

Time of First Successful Submission: 2025-04-29 03:27:14

Storing Command Output

Time of First Successful Submission: 2025-04-29 03:29:12

Reading Input

Time of First Successful Submission: 2025-04-29 03:37:46

Reading Files

Time of First Successful Submission: 2025-04-29 03:39:01

Listing Processes

Time of First Successful Submission: 2025-04-29 06:54:26

Killing Processes

Time of First Successful Submission: 2025-04-29 06:55:54

Interrupting Processes

Time of First Successful Submission: 2025-04-29 06:56:33

Suspending Processes

Time of First Successful Submission: 2025-04-29 06:58:52

Resuming Processes

Time of First Successful Submission: 2025-04-29 07:05:19

Backgrounding Processes

Time of First Successful Submission: 2025-04-29 07:11:10

Foregrounding Processes

Time of First Successful Submission: 2025-04-29 09:05:32

Starting Backgrounded Processes

Time of First Successful Submission: 2025-04-29 09:28:47

Process Exit Codes

Time of First Successful Submission: 2025-04-29 09:30:34

Changing File Ownership

Time of First Successful Submission: 2025-04-29 09:32:54

Groups and Files

Time of First Successful Submission: 2025-04-29 09:34:32

Fun With Groups Names

Time of First Successful Submission: 2025-04-29 09:37:46

Changing Permissions

Time of First Successful Submission: 2025-04-29 10:46:35

Executable Files

Time of First Successful Submission: 2025-04-29 10:47:20

Permission Tweaking Practice

Time of First Successful Submission: 2025-04-29 10:53:30

Permissions Setting Practice

Time of First Successful Submission: 2025-04-29 11:06:00

The SUID Bit

Time of First Successful Submission: 2025-04-29 11:12:11

Becoming root with su

Time of First Successful Submission: 2025-04-30 07:00:17

Other users with su

Time of First Successful Submission: 2025-04-30 07:01:53

Cracking passwords

Time of First Successful Submission: 2025-04-30 07:10:16

Using sudo

Time of First Successful Submission: 2025-04-30 07:18:45

Chaining with Semicolons

Time of First Successful Submission: 2025-04-30 07:20:38

Your First Shell Script

Time of First Successful Submission: 2025-04-30 07:22:49

Redirecting Script Output

Time of First Successful Submission: 2025-04-30 07:28:06

Executable Shell Scripts

Time of First Successful Submission: 2025-04-30 07:29:45

The PATH Variable

Time of First Successful Submission: 2025-04-30 07:36:06

Setting PATH

Time of First Successful Submission: 2025-04-30 07:40:39

Adding Commands

Time of First Successful Submission: 2025-04-30 07:45:55

Hijacking Commands

Time of First Successful Submission: 2025-04-30 07:48:52

Computing 101

69 / 69 396 / 13437

Your First Register

Time of First Successful Submission: 2025-04-30 07:54:44

Your First Syscall

Time of First Successful Submission: 2025-04-30 07:55:59

Exit Codes

Time of First Successful Submission: 2025-04-30 07:57:44

Building Executables

Time of First Successful Submission: 2025-04-30 08:01:37

Moving Between Registers

Time of First Successful Submission: 2025-04-30 08:04:58

Tracing Syscalls

Time of First Successful Submission: 2025-04-30 08:11:05

Starting GDB

Time of First Successful Submission: 2025-04-30 08:12:12

Starting Programs in GDB

Time of First Successful Submission: 2025-04-30 08:13:10

Loading From Memory

Time of First Successful Submission: 2025-04-30 08:15:09

More Loading Practice

Time of First Successful Submission: 2025-04-30 08:15:57

Dereferencing Pointers

Time of First Successful Submission: 2025-04-30 08:17:11

Dereferencing Yourself

Time of First Successful Submission: 2025-04-30 08:18:07

Dereferencing with Offsets

Time of First Successful Submission: 2025-04-30 08:19:07

Stored Addresses

Time of First Successful Submission: 2025-04-30 08:22:28

Double Dereference

Time of First Successful Submission: 2025-04-30 08:24:08

Triple Dereference

Time of First Successful Submission: 2025-04-30 08:25:06

Writing Output

Time of First Successful Submission: 2025-04-30 08:30:37

Chaining Syscalls

Time of First Successful Submission: 2025-04-30 08:32:31

Writing Strings

Time of First Successful Submission: 2025-04-30 08:33:08

Reading Data

Time of First Successful Submission: 2025-04-30 08:36:44

set-register

Time of First Successful Submission: 2025-04-30 08:39:48

set-multiple-registers

Time of First Successful Submission: 2025-04-30 08:43:53

add-to-register

Time of First Successful Submission: 2025-04-30 08:45:08

linear-equation-registers

Time of First Successful Submission: 2025-05-06 03:09:48

integer-division

Time of First Successful Submission: 2025-05-06 03:12:48

modulo-operation

Time of First Successful Submission: 2025-05-06 03:14:44

set-upper-byte

Time of First Successful Submission: 2025-05-06 03:16:34

efficient-modulo

Time of First Successful Submission: 2025-05-06 03:28:51

byte-extraction

Time of First Successful Submission: 2025-05-06 09:04:31

bitwise-and

Time of First Successful Submission: 2025-05-06 09:09:29

check-even

Time of First Successful Submission: 2025-05-06 09:14:37

memory-read

Time of First Successful Submission: 2025-05-06 09:17:07

memory-write

Time of First Successful Submission: 2025-05-06 09:17:50

memory-increment

Time of First Successful Submission: 2025-05-06 09:19:55

byte-access

Time of First Successful Submission: 2025-05-06 09:21:20

memory-size-access

Time of First Successful Submission: 2025-05-06 09:22:44

little-endian-write

Time of First Successful Submission: 2025-05-07 06:40:50

memory-sum

Time of First Successful Submission: 2025-05-07 06:44:27

stack-subtraction

Time of First Successful Submission: 2025-05-07 06:47:44

swap-stack-values

Time of First Successful Submission: 2025-05-07 06:48:40

average-stack-values

Time of First Successful Submission: 2025-05-07 06:58:45

absolute-jump

Time of First Successful Submission: 2025-05-07 06:59:51

relative-jump

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

jump-trampoline

Time of First Successful Submission: 2025-05-07 07:10:47

conditional-jump

Time of First Successful Submission: 2025-05-07 08:03:18

indirect-jump

Time of First Successful Submission: 2025-05-07 08:47:53

average-loop

Time of First Successful Submission: 2025-05-07 08:57:37

count-non-zero

Time of First Successful Submission: 2025-05-07 09:09:46

string-lower

Time of First Successful Submission: 2025-05-07 09:45:52

most-common-byte

Time of First Successful Submission: 2025-05-08 07:01:44

level1

Time of First Successful Submission: 2025-05-08 07:09:02

level2

Time of First Successful Submission: 2025-05-08 07:13:01

level3

Time of First Successful Submission: 2025-05-08 07:46:39

level4

Time of First Successful Submission: 2025-05-08 08:10:29

level5

Time of First Successful Submission: 2025-05-08 08:19:11

level6

Time of First Successful Submission: 2025-05-08 08:44:35

level7

Time of First Successful Submission: 2025-05-08 08:48:26

level8

Time of First Successful Submission: 2025-05-08 09:14:35

Exit

Time of First Successful Submission: 2025-05-08 09:21:58

Socket

Time of First Successful Submission: 2025-05-08 09:41:55

Bind

Time of First Successful Submission: 2025-05-08 10:09:47

Listen

Time of First Successful Submission: 2025-05-09 02:21:26

Accept

Time of First Successful Submission: 2025-05-09 02:27:46

Static Response

Time of First Successful Submission: 2025-05-09 02:38:49

Dynamic Response

Time of First Successful Submission: 2025-05-09 03:02:08

Iterative GET Server

Time of First Successful Submission: 2025-05-09 03:13:15

Concurrent GET Server

Time of First Successful Submission: 2025-05-09 03:30:17

Concurrent POST Server

Time of First Successful Submission: 2025-05-12 07:10:22

Web Server

Time of First Successful Submission: 2025-05-12 07:44:45

Playing With Programs

74 / 255 3762 / 19773

What's the password?

Time of First Successful Submission: 2025-05-12 07:51:56

... and again!

Time of First Successful Submission: 2025-05-12 07:52:32

Newline Troubles

Time of First Successful Submission: 2025-05-12 07:57:35

Reasoning about files

Time of First Successful Submission: 2025-05-12 07:59:34

Specifying Filenames

Time of First Successful Submission: 2025-05-12 08:00:21

Binary and Hex Encoding

Time of First Successful Submission: 2025-05-12 08:09:58

More Hex

Time of First Successful Submission: 2025-05-12 08:11:46

Decoding Hex

Time of First Successful Submission: 2025-05-12 08:25:13

Decoding Practice

Time of First Successful Submission: 2025-05-12 08:26:51

Encoding Practice

Time of First Successful Submission: 2025-05-12 08:31:16

Hex-encoding ASCII

Time of First Successful Submission: 2025-05-12 08:33:20

Nested Encoding

Time of First Successful Submission: 2025-05-12 08:39:53

Hex-encoding UTF-8

Time of First Successful Submission: 2025-05-12 08:43:42

UTF Mixups

Time of First Successful Submission: 2025-05-12 08:46:55

Modifying Encoded Data

Time of First Successful Submission: 2025-05-12 09:18:55

Decoding Base64

Time of First Successful Submission: 2025-05-12 09:20:55

Encoding Base64

Time of First Successful Submission: 2025-05-12 09:25:01

Dealing with Obfuscation

Time of First Successful Submission: 2025-05-12 09:35:38

Dealing with Obfuscation 2

Time of First Successful Submission: 2025-05-13 02:23:35

Your First HTTP Request

Time of First Successful Submission: 2025-05-13 02:27:48

Reading Flask

Time of First Successful Submission: 2025-05-13 02:37:47

Commented Data

Time of First Successful Submission: 2025-05-13 02:41:28

HTTP Metadata

Time of First Successful Submission: 2025-05-13 02:44:28

HTTP (netcat)

Time of First Successful Submission: 2025-05-13 02:51:46

HTTP Paths (netcat)

Time of First Successful Submission: 2025-05-13 02:54:07

HTTP (curl)

Time of First Successful Submission: 2025-05-13 02:59:28

HTTP (python)

Time of First Successful Submission: 2025-05-13 03:00:16

HTTP Host Header (python)

Time of First Successful Submission: 2025-05-13 03:05:21

HTTP Host Header (curl)

Time of First Successful Submission: 2025-05-13 03:25:27

HTTP Host Header (netcat)

Time of First Successful Submission: 2025-05-13 03:29:23

URL Encoding (netcat)

Time of First Successful Submission: 2025-05-13 03:34:37

HTTP GET Parameters

Time of First Successful Submission: 2025-05-13 03:36:30

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2025-05-13 03:40:02

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2025-05-13 03:41:46

HTTP Forms

Time of First Successful Submission: 2025-05-13 06:56:49

HTTP Forms (curl)

Time of First Successful Submission: 2025-05-13 06:58:19

HTTP Forms (netcat)

Time of First Successful Submission: 2025-05-13 07:10:59

HTTP Forms (python)

Time of First Successful Submission: 2025-05-13 07:14:47

HTTP Forms Without Forms

Time of First Successful Submission: 2025-05-13 07:16:11

Multiple Form Fields (curl)

Time of First Successful Submission: 2025-05-13 07:22:26

Multiple Form Fields (netcat)

Time of First Successful Submission: 2025-05-13 07:34:19

HTTP Redirects (netcat)

Time of First Successful Submission: 2025-05-13 07:38:05

HTTP Redirects (curl)

Time of First Successful Submission: 2025-05-13 07:42:15

HTTP Redirects (python)

Time of First Successful Submission: 2025-05-13 07:50:01

HTTP Cookies (curl)

Time of First Successful Submission: 2025-05-13 08:10:05

HTTP Cookies (netcat)

Time of First Successful Submission: 2025-05-13 08:12:56

HTTP Cookies (python)

Time of First Successful Submission: 2025-05-13 08:14:07

Server State (python)

Time of First Successful Submission: 2025-05-13 08:16:04

Listening Web

Time of First Successful Submission: 2025-05-13 08:22:35

Speaking Redirects

Time of First Successful Submission: 2025-05-13 08:27:42

JavaScript Redirects

Time of First Successful Submission: 2025-05-13 08:38:12

Including JavaScript

Time of First Successful Submission: 2025-05-13 08:45:11

HTTP (javascript)

Time of First Successful Submission: 2025-05-13 08:52:54

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2025-05-13 08:57:21

HTTP Forms (javascript)

Time of First Successful Submission: 2025-05-13 09:12:12

cat

Time of First Successful Submission: 2025-05-13 09:15:18

more

Time of First Successful Submission: 2025-05-13 09:18:50

less

Time of First Successful Submission: 2025-05-13 09:19:14

tail

Time of First Successful Submission: 2025-05-13 09:22:41

head

Time of First Successful Submission: 2025-05-13 09:23:09

sort

Time of First Successful Submission: 2025-05-13 09:23:41

vim

Time of First Successful Submission: 2025-05-13 09:25:16

emacs

Time of First Successful Submission: 2025-05-13 09:25:52

nano

Time of First Successful Submission: 2025-05-13 09:26:24

rev

Time of First Successful Submission: 2025-05-13 09:27:05

od

Time of First Successful Submission: 2025-05-13 09:33:51

hd

Time of First Successful Submission: 2025-05-13 09:35:15

xxd

Time of First Successful Submission: 2025-05-13 09:36:35

base32

Time of First Successful Submission: 2025-05-13 09:37:46

base64

Time of First Successful Submission: 2025-05-13 09:38:32

split

Time of First Successful Submission: 2025-05-13 09:39:59

gzip

Time of First Successful Submission: 2025-05-13 09:48:13

bzip2

Time of First Successful Submission: 2025-05-13 09:49:45

zip

Time of First Successful Submission: 2025-05-13 09:57:00