luasciind

🐧 💻

Intro to Programming Languages

15 / 253 14155 / 50150

Commands

Time of First Successful Submission: 2026-08-27 01:16:02

Command Arguments

Time of First Successful Submission: 2026-08-27 01:19:21

Command History

Time of First Successful Submission: 2026-08-27 01:19:52

The Root Path

Time of First Successful Submission: 2026-08-27 01:32:33

Absolute Paths

Time of First Successful Submission: 2026-08-27 01:33:03

Changing position

Time of First Successful Submission: 2026-08-27 01:37:38

Changing to an Absolute Path

Time of First Successful Submission: 2026-08-27 01:39:26

Relative Paths

Time of First Successful Submission: 2026-08-27 01:41:51

Cat

Time of First Successful Submission: 2026-08-27 01:48:52

Ls

Time of First Successful Submission: 2026-08-27 02:04:57

Ls All

Time of First Successful Submission: 2026-08-27 02:22:49

Find

Time of First Successful Submission: 2026-08-27 02:52:07

Piping Echo

Time of First Successful Submission: 2026-08-27 05:34:44

Piping Stdout

Time of First Successful Submission: 2026-08-27 05:35:40

Piping Stdin

Time of First Successful Submission: 2026-08-27 05:50:30

Intro to Cybersecurity

27 / 183 10749 / 25201

Path Traversal 1

Time of First Successful Submission: 2026-09-15 04:01:07

Path Traversal 2

Time of First Successful Submission: 2026-09-15 04:19:39

CMDi 1

Time of First Successful Submission: 2026-09-15 04:22:03

CMDi 2

Time of First Successful Submission: 2026-09-15 04:24:22

CMDi 3

Time of First Successful Submission: 2026-09-15 04:26:38

CMDi 4

Time of First Successful Submission: 2026-09-15 04:29:36

CMDi 5

Time of First Successful Submission: 2026-09-15 04:33:23

CMDi 6

Time of First Successful Submission: 2026-09-15 04:35:57

Authentication Bypass 1

Time of First Successful Submission: 2026-09-15 04:38:55

Authentication Bypass 2

Time of First Successful Submission: 2026-09-15 04:40:37

SQLi 1

Time of First Successful Submission: 2026-09-15 04:54:29

SQLi 2

Time of First Successful Submission: 2026-09-15 05:00:06

SQLi 3

Time of First Successful Submission: 2026-09-15 05:02:41

SQLi 4

Time of First Successful Submission: 2026-09-22 04:21:12

SQLi 5

Time of First Successful Submission: 2026-09-22 04:34:08

XSS 1

Time of First Successful Submission: 2026-09-22 04:44:36

XSS 2

Time of First Successful Submission: 2026-09-22 04:50:38

XSS 3

Time of First Successful Submission: 2026-09-22 04:54:39

XSS 4

Time of First Successful Submission: 2026-09-22 05:02:50

XSS 5

Time of First Successful Submission: 2026-09-23 03:04:00

XSS 6

Time of First Successful Submission: 2026-09-23 03:15:36

XSS 7

Time of First Successful Submission: 2026-09-23 03:53:18

CSRF 1

Time of First Successful Submission: 2026-09-23 04:00:37

CSRF 2

Time of First Successful Submission: 2026-09-23 04:07:10

CSRF 3

Time of First Successful Submission: 2026-09-23 04:12:58

CSRF 4

Time of First Successful Submission: 2026-09-23 04:32:37

CSRF 5

Time of First Successful Submission: 2026-09-23 05:11:13

Start Here

5 / 10 46049 / 69399

Using the Terminal

Time of First Successful Submission: 2026-08-27 00:23:10

Using the VSCode Workspace

Time of First Successful Submission: 2026-08-27 00:24:04

Using the GUI Desktop

Time of First Successful Submission: 2026-08-27 00:25:11

Pasting into the Desktop

Time of First Successful Submission: 2026-08-27 00:37:40

Restarting Challenges

Time of First Successful Submission: 2026-08-27 00:58:31

Linux Luminarium

128 / 128 5018 / 50864

Intro to Commands

Time of First Successful Submission: 2026-08-27 01:16:02

Intro to Arguments

Time of First Successful Submission: 2026-08-27 01:19:21

Command History

Time of First Successful Submission: 2026-08-27 01:19:52

The Root

Time of First Successful Submission: 2026-08-27 01:32:33

Program and absolute paths

Time of First Successful Submission: 2026-08-27 01:33:03

Position thy self

Time of First Successful Submission: 2026-08-27 01:37:38

Position elsewhere

Time of First Successful Submission: 2026-08-27 01:39:26

implicit relative paths, from /

Time of First Successful Submission: 2026-08-27 01:41:51

explicit relative paths, from /

Time of First Successful Submission: 2026-08-27 01:42:51

implicit relative path

Time of First Successful Submission: 2026-08-27 01:43:48

home sweet home

Time of First Successful Submission: 2026-08-27 01:48:01

cat: not the pet, but the command!

Time of First Successful Submission: 2026-08-27 01:48:52

catting absolute paths

Time of First Successful Submission: 2026-08-27 01:49:38

more catting practice

Time of First Successful Submission: 2026-08-27 01:50:55

grepping for a needle in a haystack

Time of First Successful Submission: 2026-08-27 01:52:33

comparing files

Time of First Successful Submission: 2026-08-27 02:03:56

listing files

Time of First Successful Submission: 2026-08-27 02:04:57

touching files

Time of First Successful Submission: 2026-08-27 02:06:50

removing files

Time of First Successful Submission: 2026-08-27 02:08:35

moving files

Time of First Successful Submission: 2026-08-27 02:14:06

copying files

Time of First Successful Submission: 2026-08-27 02:17:04

hidden files

Time of First Successful Submission: 2026-08-27 02:22:49

An Epic Filesystem Quest

Time of First Successful Submission: 2026-08-27 02:42:28

making directories

Time of First Successful Submission: 2026-08-27 02:43:29

finding files

Time of First Successful Submission: 2026-08-27 02:52:07

linking files

Time of First Successful Submission: 2026-08-27 02:54:53

Learning From Documentation

Time of First Successful Submission: 2026-08-27 02:56:13

Learning Complex Usage

Time of First Successful Submission: 2026-08-27 02:58:57

Reading Manuals

Time of First Successful Submission: 2026-08-27 03:03:28

Searching Manuals

Time of First Successful Submission: 2026-08-27 03:13:36

Searching For Manuals

Time of First Successful Submission: 2026-08-27 03:18:01

Helpful Programs

Time of First Successful Submission: 2026-08-27 03:21:24

Help for Builtins

Time of First Successful Submission: 2026-08-27 03:23:51

Matching with *

Time of First Successful Submission: 2026-08-27 04:52:38

Matching with ?

Time of First Successful Submission: 2026-08-27 05:00:57

Matching with []

Time of First Successful Submission: 2026-08-27 05:02:03

Matching paths with []

Time of First Successful Submission: 2026-08-27 05:04:33

Multiple globs

Time of First Successful Submission: 2026-08-27 05:10:02

Mixing globs

Time of First Successful Submission: 2026-08-27 05:12:53

Exclusionary globbing

Time of First Successful Submission: 2026-08-27 05:14:24

Tab completion

Time of First Successful Submission: 2026-08-27 05:15:20

Multiple options for tab completion

Time of First Successful Submission: 2026-08-27 05:20:30

Tab completion on commands

Time of First Successful Submission: 2026-08-27 05:24:59

Redirecting output

Time of First Successful Submission: 2026-08-27 05:34:44

Redirecting more output

Time of First Successful Submission: 2026-08-27 05:35:40

Appending output

Time of First Successful Submission: 2026-08-27 05:45:30

Redirecting errors

Time of First Successful Submission: 2026-08-27 05:48:17

Redirecting input

Time of First Successful Submission: 2026-08-27 05:50:30

Grepping stored results

Time of First Successful Submission: 2026-08-27 05:55:15

Grepping live output

Time of First Successful Submission: 2026-08-27 05:56:14

Grepping errors

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

Filtering with grep -v

Time of First Successful Submission: 2026-08-27 06:02:13

Filtering with sed

Time of First Successful Submission: 2026-08-27 06:05:12

Duplicating piped data with tee

Time of First Successful Submission: 2026-08-27 06:10:11

Process substitution for input

Time of First Successful Submission: 2026-08-27 06:13:46

Writing to multiple programs

Time of First Successful Submission: 2026-08-27 06:17:19

Split-piping stderr and stdout

Time of First Successful Submission: 2026-08-27 06:19:42

Named pipes

Time of First Successful Submission: 2026-08-27 06:40:21

Printing Variables

Time of First Successful Submission: 2026-08-27 05:26:18

Setting Variables

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

Multi-word Variables

Time of First Successful Submission: 2026-08-27 05:28:10

Exporting Variables

Time of First Successful Submission: 2026-08-27 05:29:19

Printing Exported Variables

Time of First Successful Submission: 2026-08-27 05:30:14

Storing Command Output

Time of First Successful Submission: 2026-08-27 05:31:27

Reading Input

Time of First Successful Submission: 2026-08-27 05:32:23

Reading Files

Time of First Successful Submission: 2026-08-27 05:33:38

Translating characters

Time of First Successful Submission: 2026-08-31 03:17:16

Deleting characters

Time of First Successful Submission: 2026-08-31 03:18:19

Deleting newlines

Time of First Successful Submission: 2026-08-31 03:19:06

Extracting the first lines with head

Time of First Successful Submission: 2026-08-31 03:20:07

Extracting specific sections of text

Time of First Successful Submission: 2026-08-31 03:21:26

Sorting data

Time of First Successful Submission: 2026-08-31 03:22:44

Listing Processes

Time of First Successful Submission: 2026-08-31 03:53:43

Killing Processes

Time of First Successful Submission: 2026-08-31 03:56:08

Interrupting Processes

Time of First Successful Submission: 2026-08-31 03:56:58

Killing Misbehaving Processes

Time of First Successful Submission: 2026-08-31 06:54:28

Suspending Processes

Time of First Successful Submission: 2026-08-31 04:03:50

Resuming Processes

Time of First Successful Submission: 2026-08-31 04:04:59

Backgrounding Processes

Time of First Successful Submission: 2026-08-31 04:08:02

Foregrounding Processes

Time of First Successful Submission: 2026-08-31 04:09:56

Starting Backgrounded Processes

Time of First Successful Submission: 2026-08-31 04:11:19

Process Exit Codes

Time of First Successful Submission: 2026-08-31 04:13:28

Becoming root with su

Time of First Successful Submission: 2026-08-31 04:15:58

Other users with su

Time of First Successful Submission: 2026-08-31 04:17:13

Cracking passwords

Time of First Successful Submission: 2026-08-31 04:21:10

Using sudo

Time of First Successful Submission: 2026-08-31 04:23:35

Changing File Ownership

Time of First Successful Submission: 2026-08-31 04:28:49

Groups and Files

Time of First Successful Submission: 2026-08-31 04:30:42

Fun With Groups Names

Time of First Successful Submission: 2026-08-31 04:32:28

Changing Permissions

Time of First Successful Submission: 2026-08-31 04:35:17

Executable Files

Time of First Successful Submission: 2026-08-31 04:36:50

Permission Tweaking Practice

Time of First Successful Submission: 2026-08-31 04:49:11

Permissions Setting Practice

Time of First Successful Submission: 2026-08-31 04:59:23

The SUID Bit

Time of First Successful Submission: 2026-08-31 05:00:40

Chaining with Semicolons

Time of First Successful Submission: 2026-08-31 05:02:43

Building on Success

Time of First Successful Submission: 2026-08-31 05:03:49

Handling Failure

Time of First Successful Submission: 2026-08-31 05:05:12

Your First Shell Script

Time of First Successful Submission: 2026-08-31 05:06:36

Redirecting Script Output

Time of First Successful Submission: 2026-08-31 05:09:10

Executable Shell Scripts

Time of First Successful Submission: 2026-08-31 05:12:17

Understanding Shebangs

Time of First Successful Submission: 2026-08-31 05:16:27

Scripting with Arguments

Time of First Successful Submission: 2026-08-31 05:21:46

Scripting with Conditionals

Time of First Successful Submission: 2026-08-31 05:24:46

Scripting with Default Cases

Time of First Successful Submission: 2026-08-31 05:26:51

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-08-31 05:30:32

Reading Shell Scripts

Time of First Successful Submission: 2026-08-31 05:32:54

Launching Screen

Time of First Successful Submission: 2026-08-31 05:33:41

Detaching and Attaching

Time of First Successful Submission: 2026-08-31 05:36:02

Finding Sessions

Time of First Successful Submission: 2026-08-31 05:42:00

Switching Windows

Time of First Successful Submission: 2026-08-31 05:43:25

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-08-31 05:45:09

Switching Windows (tmux)

Time of First Successful Submission: 2026-08-31 05:46:01

The PATH Variable

Time of First Successful Submission: 2026-08-31 05:46:57

Setting PATH

Time of First Successful Submission: 2026-08-31 05:47:54

Finding Commands

Time of First Successful Submission: 2026-08-31 05:51:09

Adding Commands

Time of First Successful Submission: 2026-08-31 05:55:29

Hijacking Commands

Time of First Successful Submission: 2026-08-31 06:07:21

Bashrc Backdoor

Time of First Successful Submission: 2026-08-31 06:08:54

Sniffing Input

Time of First Successful Submission: 2026-08-31 06:17:05

Overshared Directories

Time of First Successful Submission: 2026-08-31 06:23:52

Tricky Linking

Time of First Successful Submission: 2026-08-31 06:26:38

Sniffing Process Arguments

Time of First Successful Submission: 2026-08-31 06:32:27

Snooping on Configurations

Time of First Successful Submission: 2026-08-31 06:33:46

The Fork Bomb

Time of First Successful Submission: 2026-08-31 06:39:30

Disk-Space Doomsday

Time of First Successful Submission: 2026-08-31 06:41:22

rm -rf /

Time of First Successful Submission: 2026-08-31 06:43:27

Life after rm -rf /

Time of First Successful Submission: 2026-08-31 06:45:31

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-08-31 06:48:52

Computing 101

127 / 132 682 / 24814

Your First Register

Time of First Successful Submission: 2026-09-30 04:20:26

Your First Syscall

Time of First Successful Submission: 2026-09-30 04:21:29

Exit Codes

Time of First Successful Submission: 2026-09-30 04:23:35

Building Executables

Time of First Successful Submission: 2026-09-30 05:40:58

Moving Between Registers

Time of First Successful Submission: 2026-09-30 05:43:15

Loading From Memory

Time of First Successful Submission: 2026-09-30 05:46:53

More Loading Practice

Time of First Successful Submission: 2026-09-30 05:48:47

Dereferencing Pointers

Time of First Successful Submission: 2026-09-30 05:50:51

Dereferencing Yourself

Time of First Successful Submission: 2026-09-30 05:52:43

Dereferencing with Offsets

Time of First Successful Submission: 2026-09-30 05:55:24

Stored Addresses

Time of First Successful Submission: 2026-09-30 05:58:16

Double Dereference

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

The Stack

Time of First Successful Submission: 2026-09-30 06:03:36

Stack Offsets

Time of First Successful Submission: 2026-09-30 06:04:41

Program Arguments on the Stack

Time of First Successful Submission: 2026-09-30 06:06:10

Popping From the Stack

Time of First Successful Submission: 2026-09-30 06:07:41

Negative Numbers

Time of First Successful Submission: 2026-09-30 06:10:44

Negative Numbers (16-bit)

Time of First Successful Submission: 2026-09-30 06:12:54

Negative Numbers (32-bit)

Time of First Successful Submission: 2026-09-30 06:14:28

Encoding Negatives

Time of First Successful Submission: 2026-09-30 06:17:23

Binary and Hex Encoding

Time of First Successful Submission: 2026-10-01 05:04:15

More Hex

Time of First Successful Submission: 2026-10-01 05:05:04

Decoding Hex

Time of First Successful Submission: 2026-10-01 05:06:03

Mixed Conversions

Time of First Successful Submission: 2026-10-01 05:09:42

Disassembling Programs

Time of First Successful Submission: 2026-10-01 05:10:40

Tracing Syscalls

Time of First Successful Submission: 2026-10-01 05:11:49

Starting GDB

Time of First Successful Submission: 2026-10-01 05:12:55

Quitting GDB

Time of First Successful Submission: 2026-10-01 05:13:48

Starting Programs in GDB

Time of First Successful Submission: 2026-10-01 05:14:47

Disassembling in GDB

Time of First Successful Submission: 2026-10-01 05:16:08

Stepping Through Instructions

Time of First Successful Submission: 2026-10-01 05:18:32

Reading Register Values

Time of First Successful Submission: 2026-10-01 05:19:48

Setting Register Values

Time of First Successful Submission: 2026-10-01 05:21:14

Popping Stack Values

Time of First Successful Submission: 2026-10-01 05:24:10

Examining Memory

Time of First Successful Submission: 2026-10-01 05:26:24

Examining Stack Pointers

Time of First Successful Submission: 2026-10-01 05:28:23

Cooperative Debugging

Time of First Successful Submission: 2026-10-01 05:31:14

Running with Arguments

Time of First Successful Submission: 2026-10-01 05:32:16

Redirecting Input in GDB

Time of First Successful Submission: 2026-10-01 05:34:35

Writing Output

Time of First Successful Submission: 2026-10-01 05:37:05

Chaining Syscalls

Time of First Successful Submission: 2026-10-01 05:38:37

Writing Strings

Time of First Successful Submission: 2026-10-01 05:39:52

Reading Data

Time of First Successful Submission: 2026-10-01 05:42:59

Reading Exactly

Time of First Successful Submission: 2026-10-01 05:44:47

Opening Files

Time of First Successful Submission: 2026-10-01 05:50:05

Hardcoding the Filename

Time of First Successful Submission: 2026-10-01 05:51:39

RIP-Relative Strings

Time of First Successful Submission: 2026-10-01 05:54:25

Comparing Values

Time of First Successful Submission: 2026-10-01 05:57:32

Comparing Characters

Time of First Successful Submission: 2026-10-01 05:58:50

Conditional Control Flow

Time of First Successful Submission: 2026-10-01 05:59:57

Comparing Strings

Time of First Successful Submission: 2026-10-01 06:02:14

Reverse the Password

Time of First Successful Submission: 2026-10-01 06:03:53

Conditionals Without Conditionals

Time of First Successful Submission: 2026-10-01 06:05:47

Recognizing Loops

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

Writing Loops

Time of First Successful Submission: 2026-10-01 06:08:36

Writing From a Shared Library

Time of First Successful Submission: 2026-10-01 06:13:27

Returning a Value

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

Calling Through a Pointer

Time of First Successful Submission: 2026-10-01 06:16:17

Calling Through a Pointer with an Argument

Time of First Successful Submission: 2026-10-01 06:18:35

Saving Caller-Saved Registers

Time of First Successful Submission: 2026-10-01 06:21:00

Saving Callee-Saved Registers

Time of First Successful Submission: 2026-10-01 06:22:24

Sign Extension

Time of First Successful Submission: 2026-10-01 06:23:49

Little-Endian Bytes

Time of First Successful Submission: 2026-10-01 06:25:48

Qword by Qword

Time of First Successful Submission: 2026-10-01 06:28:13

Dword by Dword

Time of First Successful Submission: 2026-10-01 06:29:44

Word by Word

Time of First Successful Submission: 2026-10-01 06:30:52

Byte by Byte

Time of First Successful Submission: 2026-10-07 05:49:51

Cracking a Struct

Time of First Successful Submission: 2026-10-07 05:53:00

Scrambled Struct

Time of First Successful Submission: 2026-10-07 05:54:32

Reverse the Calculation

Time of First Successful Submission: 2026-10-07 05:56:21

Reverse the Reverse

Time of First Successful Submission: 2026-10-07 05:56:59

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-10-07 05:57:34

Even or Odd

Time of First Successful Submission: 2026-10-07 06:00:50

Masking Bits

Time of First Successful Submission: 2026-10-07 06:01:43

Lowercase a String

Time of First Successful Submission: 2026-10-07 06:02:30

Uppercase a String

Time of First Successful Submission: 2026-10-07 06:03:24

Swap Case

Time of First Successful Submission: 2026-10-07 06:03:59

Shifting Left

Time of First Successful Submission: 2026-10-07 06:04:40

Shifting Right

Time of First Successful Submission: 2026-10-07 06:05:39

Loops on Data

Time of First Successful Submission: 2026-10-07 06:07:09

Reaching Into the Caller's Frame

Time of First Successful Submission: 2026-10-07 06:15:34

Loading Stale Stack Data

Time of First Successful Submission: 2026-10-07 06:16:54

Stealing Stale Stack Data

Time of First Successful Submission: 2026-10-07 06:19:44

Reserving Your Own Frame

Time of First Successful Submission: 2026-10-07 06:20:42

Using Your Own Frame

Time of First Successful Submission: 2026-10-07 06:21:29

Environment Variables on the Stack

Time of First Successful Submission: 2026-10-07 06:23:24

Aligning the Stack Through the Environment

Time of First Successful Submission: 2026-10-07 06:25:51

Aligning the Stack Through GDB

Time of First Successful Submission: 2026-10-07 06:28:14

Aligning the Stack Through GDB, Generalized

Time of First Successful Submission: 2026-10-07 06:29:54

A Single Digit

Time of First Successful Submission: 2026-10-07 06:31:01

Two Digits

Time of First Successful Submission: 2026-10-07 06:31:44

String to Integer

Time of First Successful Submission: 2026-10-07 06:32:40

Negative Numbers

Time of First Successful Submission: 2026-10-07 06:34:04

Where the Number Ends

Time of First Successful Submission: 2026-10-07 06:34:59

A Whole Program

Time of First Successful Submission: 2026-10-07 06:36:06

A Single Digit, Back to Text

Time of First Successful Submission: 2026-10-07 06:36:57

Divide and Remainder

Time of First Successful Submission: 2026-10-07 06:38:59

Drop the Leading Zero

Time of First Successful Submission: 2026-10-07 06:40:16

Integer to String

Time of First Successful Submission: 2026-10-07 06:41:14

Negative Numbers, Back to Text

Time of First Successful Submission: 2026-10-07 06:42:04

Sum Them All

Time of First Successful Submission: 2026-10-07 06:43:01

Addition

Time of First Successful Submission: 2026-10-07 06:44:15

Subtraction

Time of First Successful Submission: 2026-10-07 06:44:59

Multiplication

Time of First Successful Submission: 2026-10-07 06:45:51

Bitwise Operators

Time of First Successful Submission: 2026-10-07 06:46:57

Unary Operators

Time of First Successful Submission: 2026-10-07 06:48:28

Literal Output

Time of First Successful Submission: 2026-10-07 06:49:17

Newline Escapes

Time of First Successful Submission: 2026-10-07 06:51:21

Escaped Syntax

Time of First Successful Submission: 2026-10-07 06:52:16

Decimal Markers

Time of First Successful Submission: 2026-10-07 06:53:37

Multiple Decimal Markers

Time of First Successful Submission: 2026-10-07 06:54:43

String Markers

Time of First Successful Submission: 2026-10-07 06:55:51

Hex Byte Escapes

Time of First Successful Submission: 2026-10-07 06:57:32

Debugging Programs

Time of First Successful Submission: 2026-10-08 04:20:53

Inspecting Registers

Time of First Successful Submission: 2026-10-08 04:24:10

Examining Memory

Time of First Successful Submission: 2026-10-08 04:29:18

Setting Breakpoints

Time of First Successful Submission: 2026-10-08 04:34:34

GDB Scripting

Time of First Successful Submission: 2026-10-08 05:31:58

Modifying Data

Time of First Successful Submission: 2026-10-08 05:26:12

Modifying Execution

Time of First Successful Submission: 2026-10-08 05:27:13

Broken Functions

Time of First Successful Submission: 2026-10-08 05:30:03

Exit

Time of First Successful Submission: 2026-10-08 04:41:55

Socket

Time of First Successful Submission: 2026-10-08 04:42:43

Bind

Time of First Successful Submission: 2026-10-08 04:45:12

Listen

Time of First Successful Submission: 2026-10-08 04:46:43

Accept

Time of First Successful Submission: 2026-10-08 04:54:54

Static Response

Time of First Successful Submission: 2026-10-08 04:56:52

Dynamic Response

Time of First Successful Submission: 2026-10-08 04:59:25

Iterative GET Server

Time of First Successful Submission: 2026-10-08 05:00:55

Concurrent GET Server

Time of First Successful Submission: 2026-10-08 05:04:25

Concurrent POST Server

Time of First Successful Submission: 2026-10-08 05:12:58

Web Server

Time of First Successful Submission: 2026-10-08 05:16:46

Playing With Programs

65 / 116 5317 / 26702

What's the password?

Time of First Successful Submission: 2026-09-02 01:26:38

... and again!

Time of First Successful Submission: 2026-09-02 01:28:01

Newline Troubles

Time of First Successful Submission: 2026-09-02 01:32:00

Reasoning about files

Time of First Successful Submission: 2026-09-02 01:34:28

Specifying Filenames

Time of First Successful Submission: 2026-09-02 01:36:13

Binary and Hex Encoding

Time of First Successful Submission: 2026-09-02 01:39:03

More Hex

Time of First Successful Submission: 2026-09-02 01:44:31

Decoding Hex

Time of First Successful Submission: 2026-09-02 01:49:32

Decoding Practice

Time of First Successful Submission: 2026-09-02 02:00:20

Encoding Practice

Time of First Successful Submission: 2026-09-02 02:05:23

Hex-encoding ASCII

Time of First Successful Submission: 2026-09-02 02:10:09

Nested Encoding

Time of First Successful Submission: 2026-09-02 02:15:31

Hex-encoding UTF-8

Time of First Successful Submission: 2026-09-02 02:19:58

UTF Mixups

Time of First Successful Submission: 2026-09-02 02:23:42

Modifying Encoded Data

Time of First Successful Submission: 2026-09-02 02:31:37

Decoding Base64

Time of First Successful Submission: 2026-09-02 02:39:15

Encoding Base64

Time of First Successful Submission: 2026-09-02 02:53:42

Dealing with Obfuscation

Time of First Successful Submission: 2026-09-02 03:03:48

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-09-02 03:17:59

Your First HTTP Request

Time of First Successful Submission: 2026-09-02 03:38:06

Reading Flask

Time of First Successful Submission: 2026-09-02 03:50:14

Commented Data

Time of First Successful Submission: 2026-09-02 03:58:32

HTTP Metadata

Time of First Successful Submission: 2026-09-02 04:03:02

HTTP (netcat)

Time of First Successful Submission: 2026-09-02 04:15:07

HTTP Paths (netcat)

Time of First Successful Submission: 2026-09-02 04:18:23

HTTP (curl)

Time of First Successful Submission: 2026-09-02 04:22:12

HTTP (python)

Time of First Successful Submission: 2026-09-02 04:24:48

HTTP Host Header (python)

Time of First Successful Submission: 2026-09-02 04:27:43

HTTP Host Header (curl)

Time of First Successful Submission: 2026-09-02 04:29:59

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-09-02 04:33:53

URL Encoding (netcat)

Time of First Successful Submission: 2026-09-02 04:37:46

HTTP GET Parameters

Time of First Successful Submission: 2026-09-02 04:42:05

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-09-06 23:59:23

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-09-07 00:09:31

HTTP Forms

Time of First Successful Submission: 2026-09-07 00:15:26

HTTP Forms (curl)

Time of First Successful Submission: 2026-09-07 00:17:38

HTTP Forms (netcat)

Time of First Successful Submission: 2026-09-07 00:21:30

HTTP Forms (python)

Time of First Successful Submission: 2026-09-07 00:39:35

HTTP Forms Without Forms

Time of First Successful Submission: 2026-09-07 00:45:41

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-09-07 00:50:01

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-09-07 01:21:39

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-09-07 01:28:34

HTTP Redirects (curl)

Time of First Successful Submission: 2026-09-07 01:30:17

HTTP Redirects (python)

Time of First Successful Submission: 2026-09-07 01:33:21

HTTP Cookies (curl)

Time of First Successful Submission: 2026-09-07 04:23:44

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-09-07 04:28:02

HTTP Cookies (python)

Time of First Successful Submission: 2026-09-07 04:29:54

Server State (python)

Time of First Successful Submission: 2026-09-07 04:32:54

Listening Web

Time of First Successful Submission: 2026-09-07 02:51:48

Speaking Redirects

Time of First Successful Submission: 2026-09-07 03:03:18

JavaScript Redirects

Time of First Successful Submission: 2026-09-07 03:09:57

Including JavaScript

Time of First Successful Submission: 2026-09-07 03:18:23

HTTP (javascript)

Time of First Successful Submission: 2026-09-07 03:51:17

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-09-07 03:56:42

HTTP Forms (javascript)

Time of First Successful Submission: 2026-09-07 04:10:51

SQL Queries

Time of First Successful Submission: 2026-09-07 01:41:28

Filtering SQL

Time of First Successful Submission: 2026-09-07 01:44:13

Choosing Columns

Time of First Successful Submission: 2026-09-07 01:47:06

Exclusionary Filtering

Time of First Successful Submission: 2026-09-07 01:51:15

Filtering Strings

Time of First Successful Submission: 2026-09-07 01:52:38

Filtering on Expressions

Time of First Successful Submission: 2026-09-07 01:54:01

SELECTing Expressions

Time of First Successful Submission: 2026-09-07 02:00:47

Composite Conditions

Time of First Successful Submission: 2026-09-07 02:07:00

Reaching Your LIMITs

Time of First Successful Submission: 2026-09-07 02:09:25

Querying Metadata

Time of First Successful Submission: 2026-09-07 02:12:39

DSU Cyber Camps

5 / 104 48536 / 69858

Using the Terminal

Time of First Successful Submission: 2026-08-27 00:23:10

Using the VSCode Workspace

Time of First Successful Submission: 2026-08-27 00:24:04

Using the GUI Desktop

Time of First Successful Submission: 2026-08-27 00:25:11

Pasting into the Desktop

Time of First Successful Submission: 2026-08-27 00:37:40

Restarting Challenges

Time of First Successful Submission: 2026-08-27 00:58:31

GCA CTF

5 / 104 48536 / 69858

Using the Terminal

Time of First Successful Submission: 2026-08-27 00:23:10

Using the VSCode Workspace

Time of First Successful Submission: 2026-08-27 00:24:04

Using the GUI Desktop

Time of First Successful Submission: 2026-08-27 00:25:11

Pasting into the Desktop

Time of First Successful Submission: 2026-08-27 00:37:40

Restarting Challenges

Time of First Successful Submission: 2026-08-27 00:58:31