brute_force

🐧 💻 🔣 🔤

Intro to Programming Languages

253 / 253 12 / 49389


Lecture 1.1. Course Environment

Time of First Successful Submission: 2026-05-06 05:57:45

Lab 1.1 - Start Terminal

Time of First Successful Submission: 2026-05-05 02:13:17

Lecture 1.2. Linux Shells

Time of First Successful Submission: 2026-05-06 06:02:19

Lecture 1.3. Linux File System

Time of First Successful Submission: 2026-05-06 12:40:13

Lecture 1.4. Executing Programs

Time of First Successful Submission: 2026-05-06 12:53:42

Lecture 1.5. Common Commands

Time of First Successful Submission: 2026-05-06 13:13:49

Lab 1.5.2 - Using ls and cd

Time of First Successful Submission: 2026-05-06 13:21:59

Lab 1.5.3 - Using grep

Time of First Successful Submission: 2026-05-06 13:25:43

Lecture 1.6. Redirection of I/O

Time of First Successful Submission: 2026-05-06 15:32:31

Lab 1.6 - Using grep and pipe

Time of First Successful Submission: 2026-05-06 15:42:24

Lecture 1.7. Regular Expressions

Time of First Successful Submission: 2026-05-06 15:51:28

Lecture 1.8. Misc Linux

Time of First Successful Submission: 2026-05-06 16:35:13

Lecture 1.9. Testing Code on pwn.college

Time of First Successful Submission: 2026-05-06 16:38:26

Lab 1.9 - Test some If Statements

Time of First Successful Submission: 2026-05-06 16:47:28

P1.0 Level 1 Open /flag in VSCode

Time of First Successful Submission: 2026-05-06 16:49:37

Commands

Time of First Successful Submission: 2026-05-01 17:53:40

Command Arguments

Time of First Successful Submission: 2026-05-01 17:55:14

Command History

Time of First Successful Submission: 2026-05-01 17:56:04

The Root Path

Time of First Successful Submission: 2026-05-01 18:48:48

Absolute Paths

Time of First Successful Submission: 2026-05-01 18:49:56

Changing position

Time of First Successful Submission: 2026-05-01 18:53:09

Changing to an Absolute Path

Time of First Successful Submission: 2026-05-01 18:54:55

Relative Paths

Time of First Successful Submission: 2026-05-01 18:58:17

P1.0 Level 5 read

Time of First Successful Submission: 2026-05-06 16:50:41

Cat

Time of First Successful Submission: 2026-05-02 13:20:08

Ls

Time of First Successful Submission: 2026-05-02 13:49:26

Ls All

Time of First Successful Submission: 2026-05-03 07:35:59

P1.0 Level 2 list dir

Time of First Successful Submission: 2026-05-06 16:51:38

Find

Time of First Successful Submission: 2026-05-03 15:30:16

P1.0 Level 3 change dir

Time of First Successful Submission: 2026-05-06 16:52:18

P1.0 Level 4 move

Time of First Successful Submission: 2026-05-06 16:53:23

P1.0 Level 6 grep

Time of First Successful Submission: 2026-05-06 16:54:37

P1.0 Level 7 execute

Time of First Successful Submission: 2026-05-06 17:38:12

Piping Echo

Time of First Successful Submission: 2026-05-05 02:31:25

Piping Stdout

Time of First Successful Submission: 2026-05-05 02:33:15

Piping Stdin

Time of First Successful Submission: 2026-05-05 02:43:36

P1.0 Level 8 stdin

Time of First Successful Submission: 2026-05-06 17:39:13

P1.0 Level 9 pipe

Time of First Successful Submission: 2026-05-06 17:40:39

P1.0 Level 10 args

Time of First Successful Submission: 2026-05-06 17:42:53

P1.0 Level 11 gccpipe

Time of First Successful Submission: 2026-05-06 17:49:17

P1.0 Level 12 speedy

Time of First Successful Submission: 2026-05-06 17:59:09

P1.0 Level 13 testing

Time of First Successful Submission: 2026-05-06 18:12:20

P1.0 Level 14 ifs test

Time of First Successful Submission: 2026-05-06 18:17:25

Lecture 2.1.1.0 Paradigms and C

Time of First Successful Submission: 2026-05-07 12:33:33

Lecture 2.1.2. First C Program and Vars

Time of First Successful Submission: 2026-05-07 12:37:21

Lecture 2.1.2.1. Standard Output

Time of First Successful Submission: 2026-05-07 13:17:05

Lecture 2.1.2.2. Standard In

Time of First Successful Submission: 2026-05-07 13:23:23

Lab 2.1.2.1 - C Input

Time of First Successful Submission: 2026-05-07 19:22:57

Lecture 2.1.2.3. Flow Control & Command Line Arguments

Time of First Successful Submission: 2026-05-07 19:28:43

EzLab 2.1.2.3 - Control Flow

Time of First Successful Submission: 2026-05-07 19:31:48

Lecture 2.1.3.0 Dec & Def Functions

Time of First Successful Submission: 2026-05-07 19:36:27

Lecture 2.1.3.1. Globals & Locals

Time of First Successful Submission: 2026-05-07 19:57:01

Lecture 2.1.3.2. Function Params and Ret Vals

Time of First Successful Submission: 2026-05-07 20:04:20

EzLab 2.1.3.2 Pass by Value

Time of First Successful Submission: 2026-05-07 20:12:36

Lab 2.1.3.1 - Functions

Time of First Successful Submission: 2026-05-07 20:30:27

Lecture 2.1.4. Global and Local Memory

Time of First Successful Submission: 2026-05-08 11:42:00

Lecture 2.1.4.1. Function Frames

Time of First Successful Submission: 2026-05-08 12:10:34

Lecture 2.1.5. Debugging C Programs

Time of First Successful Submission: 2026-05-08 12:21:15

Lab 2.1.5.1 - Using VSCode Debugger

Time of First Successful Submission: 2026-05-08 13:59:31

P2.1 Level 01 C Force

Time of First Successful Submission: 2026-05-08 18:43:33

P2.1 Level 02 C Args

Time of First Successful Submission: 2026-05-08 18:46:27

P2.1 Level 03 scanf

Time of First Successful Submission: 2026-05-08 19:00:02

P2.1 Level 04 getchar

Time of First Successful Submission: 2026-05-08 20:01:52

P2.1 Level 05 add-n-sub

Time of First Successful Submission: 2026-05-08 20:50:35

P2.1 Level 06 debug me

Time of First Successful Submission: 2026-05-08 20:55:23

Lecture 2.2.1.1. C-Arrays

Time of First Successful Submission: 2026-05-09 06:58:42

Lecture 2.2.2. C-Strings

Time of First Successful Submission: 2026-05-09 07:20:11

Lab 2.2.2.0 - Print C-String by Character

Time of First Successful Submission: 2026-05-09 08:24:00

Lab 2.2.2.1 - Debugging with Seg Faults

Time of First Successful Submission: 2026-05-09 08:47:06

Lecture 2.2.3.1. Input to String

Time of First Successful Submission: 2026-05-09 13:37:34

Lecture 2.2.3.2 Using fgets

Time of First Successful Submission: 2026-05-09 13:47:03

Lecture 2.2.3.3. Input Buffer

Time of First Successful Submission: 2026-05-09 14:25:27

Lecture 2.2.4. File operations

Time of First Successful Submission: 2026-05-09 14:36:58

Lab 2.2.4.1 - LeeT CaSe

Time of First Successful Submission: 2026-05-09 18:59:39

Lecture 2.2.5.1. strlen

Time of First Successful Submission: 2026-05-10 06:00:00

EzLab 2.2.5.1 - String Length (strlen)

Time of First Successful Submission: 2026-05-10 06:02:01

Lecture 2.2.5.2. strcat

Time of First Successful Submission: 2026-05-10 06:07:18

EzLab 2.2.5.2 - String Concatenate (strcat)

Time of First Successful Submission: 2026-05-10 18:12:00

Lecture 2.2.5.3. strcmp

Time of First Successful Submission: 2026-05-10 06:19:30

EzLab 2.2.5.3 - String Compare (strcmp)

Time of First Successful Submission: 2026-05-10 06:23:49

Lecture 2.2.5.4. strcpy

Time of First Successful Submission: 2026-05-10 06:44:11

EzLab 2.2.5.4 - String Copy (strcpy/strncpy)

Time of First Successful Submission: 2026-05-10 06:47:57

Lecture 2.2.5.6. strspn

Time of First Successful Submission: 2026-05-10 06:52:08

Lab 2.2.5.6 - String Highlighter

Time of First Successful Submission: 2026-05-10 19:29:38

P2.2 Level 01 length

Time of First Successful Submission: 2026-05-10 19:49:40

P2.2 Level 02 c-cat

Time of First Successful Submission: 2026-05-11 06:00:19

P2.2 Level 03 c-copy

Time of First Successful Submission: 2026-05-11 08:28:23

P2.2 Level 04 c-compare

Time of First Successful Submission: 2026-05-11 08:50:16

P2.2 Level 05 c-up

Time of First Successful Submission: 2026-05-11 09:33:35

P2.2 Level 06 c-bugs

Time of First Successful Submission: 2026-05-11 09:58:07

P2.2 Level 07 c-debugger

Time of First Successful Submission: 2026-05-11 16:15:46

P2.2 Level 08 c-debugger2

Time of First Successful Submission: 2026-05-11 16:23:46

P2.2 Level 09 c-grind

Time of First Successful Submission: 2026-05-11 16:32:24

Lecture 2.3.1. Stack pointers

Time of First Successful Submission: 2026-05-11 17:02:40

Lab 2.3.1.0 - Print Non-printable Chars

Time of First Successful Submission: 2026-05-11 17:35:23

Lecture 2.3.2.0 Examples Single Value

Time of First Successful Submission: 2026-05-11 18:50:50

Lecture 2.3.2.1. Examples of Ptr to Array

Time of First Successful Submission: 2026-05-11 18:58:45

EzLab 2.3.2.1 - Character Pointers

Time of First Successful Submission: 2026-05-11 19:01:41

EzLab 2.3.2.1 - C-String Pointers

Time of First Successful Submission: 2026-05-11 19:05:26

Lecture 2.3.3.1. strstr video

Time of First Successful Submission: 2026-05-12 05:33:53

EzLab 2.3.3.1 - Find str in str (strstr)

Time of First Successful Submission: 2026-05-12 05:45:59

Lab 2.3.3.1 - Find Word Count

Time of First Successful Submission: 2026-05-12 10:58:59

Lecture 2.3.3.2. strtok video

Time of First Successful Submission: 2026-05-12 11:52:26

EzLab 2.3.3.2 - Get tokens (strtok)

Time of First Successful Submission: 2026-05-12 11:58:46

Lab 2.3.3.2 - Word Count

Time of First Successful Submission: 2026-05-12 14:14:47

Lecture 2.3.3.3. strchr video

Time of First Successful Submission: 2026-05-12 14:31:51

Lecture 2.3.3.4. memset

Time of First Successful Submission: 2026-05-12 14:38:06

P2.3 Level 01 Pig Latin

Time of First Successful Submission: 2026-05-12 20:20:50

P2.3 Level 02 Pig Latin

Time of First Successful Submission: 2026-05-13 08:00:12

P2.3 Level 03 Pig Latin

Time of First Successful Submission: 2026-05-13 08:34:13

P2.3 Level 04 Pig Latin

Time of First Successful Submission: 2026-05-13 09:22:40

Lecture 2.4.1.1. struct into

Time of First Successful Submission: 2026-05-13 12:15:06

EzLab 2.4.1.1 - Using a struct

Time of First Successful Submission: 2026-05-13 12:17:47

Lecture 2.4.1.4. string to struct

Time of First Successful Submission: 2026-05-13 18:38:30

EzLab 2.4.1.4 - Struct from string

Time of First Successful Submission: 2026-05-13 18:43:29

Lecture 2.4.1.5. array of struct

Time of First Successful Submission: 2026-05-14 03:01:53

Lab 2.4.1.5 - Songs List

Time of First Successful Submission: 2026-05-14 05:33:50

Lecture 2.4.1.6. enum

Time of First Successful Submission: 2026-05-14 06:22:05

Lecture 2.4.2.1. C preprocessor

Time of First Successful Submission: 2026-05-14 06:39:49

EzLab 2.4.2.1 - C Preprocessor

Time of First Successful Submission: 2026-05-14 06:42:58

Lecture 2.4.2.2. Header files

Time of First Successful Submission: 2026-05-14 10:45:10

Lecture 2.4.2.6. Makefile

Time of First Successful Submission: 2026-05-14 10:54:54

EzLab 2.4.2.6 - Makefiles

Time of First Successful Submission: 2026-05-14 12:17:18

Lab 2.4.2.6 - Make Songs

Time of First Successful Submission: 2026-05-14 14:11:33

Lab 2.4.2.6 - Filter Songs

Time of First Successful Submission: 2026-05-14 14:54:55

Lecture 2.5.1.3. the heap

Time of First Successful Submission: 2026-05-15 10:36:29

Lecture 2.5.1.4. malloc an int

Time of First Successful Submission: 2026-05-15 10:57:39

Lecture 2.5.1.5. create a heap based array

Time of First Successful Submission: 2026-05-15 11:05:22

Lecture 2.5.1.6. free the heap

Time of First Successful Submission: 2026-05-15 11:10:59

EzLab 2.5.1.6 Heap

Time of First Successful Submission: 2026-05-15 11:14:30

Lab 2.5.1.6 - Stack on Heap

Time of First Successful Submission: 2026-05-15 11:31:41

Lecture 2.5.2.1. realloc

Time of First Successful Submission: 2026-05-15 14:26:57

Lecture 2.5.2.2. getline

Time of First Successful Submission: 2026-05-15 14:42:59

Lecture 2.5.2.3. strdup

Time of First Successful Submission: 2026-05-15 14:57:51

Lecture 2.5.2.4. struct malloc

Time of First Successful Submission: 2026-05-15 15:16:13

EzLab 2.5.2.4 Heap Based Array

Time of First Successful Submission: 2026-05-15 15:39:58

Lab 2.5.2.4 - Paging Songs

Time of First Successful Submission: 2026-05-16 07:42:52

P2.5 Level 01 Get Maxxed

Time of First Successful Submission: 2026-05-19 04:31:58

P2.5 Level 02 Load up those items

Time of First Successful Submission: 2026-05-20 13:28:23

P2.5 Level 03 Load the Rooms

Time of First Successful Submission: 2026-05-21 12:49:42

P2.5 Level 04 Free your mind

Time of First Successful Submission: 2026-05-22 14:36:07

P2.5 Level 05 Show me your room

Time of First Successful Submission: 2026-05-23 13:37:28

P2.5 Level 06 Moving Around

Time of First Successful Submission: 2026-05-23 14:52:27

P2.5 Level 07 Getting Items and Player's Inventory

Time of First Successful Submission: 2026-05-24 19:06:16

P2.5 Level 08 Dropping Items and Looking

Time of First Successful Submission: 2026-05-24 19:42:39

Lecture 2.6.1. Double Ptr Local

Time of First Successful Submission: 2026-05-25 13:53:54

Lecture 2.6.1.1. Double Ptr Heap

Time of First Successful Submission: 2026-05-25 14:17:21

Lecture 2.6.1.2. Triple Ptr Local

Time of First Successful Submission: 2026-05-25 14:27:49

Lecture 2.6.2.2. Pass-By-Address

Time of First Successful Submission: 2026-05-25 14:43:49

EzLab 2.6.2.2 Pass By Address

Time of First Successful Submission: 2026-05-25 14:56:35

Lecture 2.6.2.3. PBA - Double Ptrs

Time of First Successful Submission: 2026-05-26 17:28:05

Lecture 2.7.1.2. Array lists

Time of First Successful Submission: 2026-05-26 17:36:42

Lecture 2.7.1.3. Array lists insert and remove

Time of First Successful Submission: 2026-05-26 17:41:09

Lecture 2.7.2.0 Linked List

Time of First Successful Submission: 2026-05-26 18:08:55

Lecture 2.7.2.1. Linked List Insert at End

Time of First Successful Submission: 2026-05-26 18:20:45

Lecture 2.7.2.2. Linked List Insert at

Time of First Successful Submission: 2026-05-26 18:28:48

Lecture 2.7.2.3. Linked List Remove

Time of First Successful Submission: 2026-05-26 18:32:10

Lecture 2.7.2.4. Array list v. Linked List

Time of First Successful Submission: 2026-05-26 18:35:54

Lab 2.7.2.4a - Linked List Songs

Time of First Successful Submission: 2026-05-26 19:50:24

Lab 2.7.2.4b - LL Paging

Time of First Successful Submission: 2026-05-26 21:31:16

Lecture 3.1.1. OO Paradigm

Time of First Successful Submission: 2026-05-28 04:59:07

Lecture 3.1.2.1. Differences

Time of First Successful Submission: 2026-05-28 05:16:31

Lecture 3.1.2.2. Buffer and Files

Time of First Successful Submission: 2026-05-28 05:47:52

Lab 3.1.2.2 - Creating Objects from JSON

Time of First Successful Submission: 2026-05-28 07:15:17

Lecture 3.1.3. Classes

Time of First Successful Submission: 2026-05-28 11:56:36

EzLab 3.1.3.0 Classes & Objects

Time of First Successful Submission: 2026-05-28 12:00:45

Lecture 3.2.1. Inheritance introduction

Time of First Successful Submission: 2026-05-29 04:59:00

Lecture 3.2.2. Concrete Classes

Time of First Successful Submission: 2026-05-29 05:12:23

Lecture 3.2.2.1. Abstract Classes

Time of First Successful Submission: 2026-05-29 05:21:06

Lecture 3.2.2.2. Working with inherited classes

Time of First Successful Submission: 2026-05-29 05:34:27

EzLab 3.2.2.2 Inheritance

Time of First Successful Submission: 2026-05-29 06:11:40

Lecture 3.2.4. Header and c++ Files

Time of First Successful Submission: 2026-05-29 06:15:50

P3.2 Level 01 Get Data

Time of First Successful Submission: 2026-05-29 15:28:41

P3.2 Level 02 Create the Shop

Time of First Successful Submission: 2026-05-30 07:33:41

P3.2 Level 03 Shop Interface

Time of First Successful Submission: 2026-05-30 18:21:19

P3.2 Level 04 Buy

Time of First Successful Submission: 2026-06-01 14:17:01

P3.2 Level 05 Search

Time of First Successful Submission: 2026-06-02 13:08:23

P3.2 Level 06 Multi-store

Time of First Successful Submission: 2026-06-03 02:57:13

P3.2 Level 07 Search-Buy

Time of First Successful Submission: 2026-06-03 03:36:04

Lecture 3.3.1.2. Templated Types

Time of First Successful Submission: 2026-06-05 05:55:39

Lecture 3.3.2.1. STL Pairs and Vectors

Time of First Successful Submission: 2026-06-05 06:12:24

Lecture 3.3.2.2. STL Map

Time of First Successful Submission: 2026-06-05 06:19:59

Lecture 3.3.3. Smart Pointers

Time of First Successful Submission: 2026-06-05 06:44:14

Lecture 3.3.4.1. Pass by Reference

Time of First Successful Submission: 2026-06-05 13:49:04

Lecture 3.3.4.2. Operator Overloading

Time of First Successful Submission: 2026-06-05 13:59:37

Lecture 3.3.4.3. Friend keyword

Time of First Successful Submission: 2026-06-05 07:43:19

P3.3 Level 01 Integrate and Load

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

P3.3 Level 02 Load Team

Time of First Successful Submission: 2026-06-07 07:08:23

P3.3 Level 03 Remove and Add

Time of First Successful Submission: 2026-06-08 13:33:02

P3.3 Level 04 Battle

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

P3.3 Level 05 Challenge the Trainers

Time of First Successful Submission: 2026-06-09 12:47:09

EC 3.3 Level 01 Derek

Time of First Successful Submission: 2026-06-10 06:39:52

EC 3.3 Level 02 Sri

Time of First Successful Submission: 2026-06-11 19:02:57

EC 3.3 Level 03 Daniel10015

Time of First Successful Submission: 2026-06-12 08:07:08

EC 3.3 Level 04 Sayhilel

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

EC 3.3 Level 05 Mai

Time of First Successful Submission: 2026-06-14 12:30:51

EC 3.3 Level 06 Memory Mastermind

Time of First Successful Submission: 2026-06-14 18:15:08

EC 3.3 Level 07 Jenna

Time of First Successful Submission: 2026-06-14 19:28:51

EC 3.3 Level 08 Prad

Time of First Successful Submission: 2026-06-15 16:50:04

EC 3.3 Level 09 Jared

Time of First Successful Submission: 2026-06-15 16:58:23

EC 3.3 Level 10 Sidharth

Time of First Successful Submission: 2026-06-15 17:07:49

EC 3.3 Level 11 Jay

Time of First Successful Submission: 2026-06-15 18:54:57

EC 3.3 Level 12 Tricky Mystic

Time of First Successful Submission: 2026-06-16 07:48:01

Lecture 3.4.1.0 BFS 1

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

Lecture 3.4.1.1. BFS 2

Time of First Successful Submission: 2026-06-10 07:16:34

EzLab 3.4.1.1 BFS in a Matrix

Time of First Successful Submission: 2026-06-10 07:26:44

Lecture 3.4.2.0 Min Heap 1

Time of First Successful Submission: 2026-06-11 19:56:35

Lecture 3.4.2.1. Min Heap Insert

Time of First Successful Submission: 2026-06-12 08:11:29

Lecture 3.4.2.2. Min Heap Delete

Time of First Successful Submission: 2026-06-12 08:18:04

Lecture 3.4.2.3. Min Heap in Array

Time of First Successful Submission: 2026-06-12 08:20:46

Lecture 3.4.2.4. Min Heap in Arr Insert

Time of First Successful Submission: 2026-06-12 08:32:03

EC3.4 Level 01 - MUD Driver 1

Time of First Successful Submission: 2026-06-13 16:51:14

EC3.4 Level 02 - MUD Driver

Time of First Successful Submission: 2026-06-13 17:15:34

Lecture 4.1.1. Functional Programming Paradigm

Time of First Successful Submission: 2026-06-14 07:27:31

Lecture 4.1.1.2. Why Functional Language

Time of First Successful Submission: 2026-06-14 07:32:16

Lecture 4.1.2.1. Scheme Intro Part 1

Time of First Successful Submission: 2026-06-14 12:41:20

Lecture 4.1.2.2. Scheme Intro Part 2

Time of First Successful Submission: 2026-06-14 12:59:18

Lecture 4.1.2.3. Math Operations in Scheme

Time of First Successful Submission: 2026-06-14 18:22:42

Lecture 4.1.2.4. Predicates and Types

Time of First Successful Submission: 2026-06-14 18:34:06

Lecture 4.1.3.1. Conditionals

Time of First Successful Submission: 2026-06-14 18:47:57

Lab 4.1 - Hello

Time of First Successful Submission: 2026-06-14 18:55:51

Lecture 4.2.1.1. Functions

Time of First Successful Submission: 2026-06-15 11:59:54

Lab 4.2.1 - String Info

Time of First Successful Submission: 2026-06-15 14:53:15

Lecture 4.2.2. List Operations

Time of First Successful Submission: 2026-06-15 19:09:44

Lecture 4.2.2.1. Recursion

Time of First Successful Submission: 2026-06-15 19:53:50

Lecture 4.2.3. Higher Order Functions

Time of First Successful Submission: 2026-06-15 20:03:12

Lab 4.2.2 - String Mangler

Time of First Successful Submission: 2026-06-15 20:16:22

Lab 4.2.3 - Damage Calculator

Time of First Successful Submission: 2026-06-16 08:38:56

P4.2 Level 01 String Info

Time of First Successful Submission: 2026-06-17 02:53:42

P4.2 Level 02 FF Attack Calc

Time of First Successful Submission: 2026-06-17 02:57:21

P4.2 Level 03 FF Base Dmg Calc

Time of First Successful Submission: 2026-06-17 03:08:00

P4.2 Level 04 Factorial 2.0

Time of First Successful Submission: 2026-06-17 03:21:32

P4.2 Level 05 Get Fourthy

Time of First Successful Submission: 2026-06-17 03:26:46

P4.2 Level 06 Filtering My Char Out

Time of First Successful Submission: 2026-06-17 03:36:05

Lecture 5.1.1.1 Introduction to Prolog

Time of First Successful Submission: 2026-07-01 19:57:24

Lecture 5.1.2.3 Facts

Time of First Successful Submission: 2026-07-01 19:58:40

Lecture 5.1.2.4 Rules

Time of First Successful Submission: 2026-07-17 18:09:27

Lecture 5.1.2.6 Searching for a Solution

Time of First Successful Submission: 2026-07-18 14:28:33

Lab 5.1.2 - Romeo and Juliet's Love

Time of First Successful Submission: 2026-07-20 19:34:49

Lecture 5.1.3.1 Operators

Time of First Successful Submission: 2026-07-22 20:07:42

Lab 5.1.3a - List Females and Males using listing

Time of First Successful Submission: 2026-07-24 15:18:58

Lab 5.1.3b - Iffy Queries

Time of First Successful Submission: 2026-07-26 15:11:57

Lecture 5.2.1.1 Recursion

Time of First Successful Submission: 2026-08-23 04:52:41

Lecture 5.2.1.2 Recursive Rules

Time of First Successful Submission: 2026-08-23 05:08:09

Lecture 5.2.1.3 Graphs

Time of First Successful Submission: 2026-08-23 05:34:59

Lecture 5.2.1.3 Map Coloring

Time of First Successful Submission: 2026-08-23 07:05:15

Lab 5.2.1.1 - ancestors

Time of First Successful Submission: 2026-08-23 07:29:19

Lecture 5.2.1.3 Map Coloring

Time of First Successful Submission: 2026-08-23 08:01:09

Lecture 5.2.1.3 Coin Machine

Time of First Successful Submission: 2026-08-23 09:08:57

Lecture 5.2.1.3 Sort Example

Time of First Successful Submission: 2026-08-23 09:17:28

Lecture 5.2.2.4 Other Examples

Time of First Successful Submission: 2026-08-23 09:32:11

Lab 5.2.2 - List people using findall

Time of First Successful Submission: 2026-08-23 09:49:41

P50 Level 01 - State Coloring

Time of First Successful Submission: 2026-08-23 14:09:32


Intro to Cybersecurity

7 / 183 18125 / 24996


Path Traversal 1

Time of First Successful Submission: 2026-09-30 08:11:29

Path Traversal 2

Time of First Successful Submission: 2026-09-30 08:26:54

CMDi 1

Time of First Successful Submission: 2026-10-01 16:46:48

CMDi 2

Time of First Successful Submission: 2026-10-01 16:49:10

CMDi 3

Time of First Successful Submission: 2026-10-02 08:01:39

CMDi 4

Time of First Successful Submission: 2026-10-02 08:34:59

CMDi 5

Time of First Successful Submission: 2026-10-02 08:50:47


Start Here

10 / 10 11367 / 68452


Using the Terminal

Time of First Successful Submission: 2026-05-01 17:18:05

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-04 06:11:45

Using the GUI Desktop

Time of First Successful Submission: 2026-05-04 06:14:24

Pasting into the Desktop

Time of First Successful Submission: 2026-05-04 06:16:32

Restarting Challenges

Time of First Successful Submission: 2026-05-04 06:07:14

Challenge Programs

Time of First Successful Submission: 2026-05-04 05:55:56

The Flag File

Time of First Successful Submission: 2026-05-04 05:57:38

Using Privileged Mode

Time of First Successful Submission: 2026-05-04 06:01:26

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-04 06:03:22

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-04 06:05:27


Linux Luminarium

128 / 128 3127 / 50088


Intro to Commands

Time of First Successful Submission: 2026-05-01 17:53:40

Intro to Arguments

Time of First Successful Submission: 2026-05-01 17:55:14

Command History

Time of First Successful Submission: 2026-05-01 17:56:04

The Root

Time of First Successful Submission: 2026-05-01 18:48:48

Program and absolute paths

Time of First Successful Submission: 2026-05-01 18:49:56

Position thy self

Time of First Successful Submission: 2026-05-01 18:53:09

Position elsewhere

Time of First Successful Submission: 2026-05-01 18:54:55

implicit relative paths, from /

Time of First Successful Submission: 2026-05-01 18:58:17

explicit relative paths, from /

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

implicit relative path

Time of First Successful Submission: 2026-05-01 19:03:53

home sweet home

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

cat: not the pet, but the command!

Time of First Successful Submission: 2026-05-02 13:20:08

catting absolute paths

Time of First Successful Submission: 2026-05-02 13:21:17

more catting practice

Time of First Successful Submission: 2026-05-02 13:22:39

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-02 13:24:07

comparing files

Time of First Successful Submission: 2026-05-02 13:26:43

listing files

Time of First Successful Submission: 2026-05-02 13:49:26

touching files

Time of First Successful Submission: 2026-05-02 16:57:15

removing files

Time of First Successful Submission: 2026-05-03 07:15:46

moving files

Time of First Successful Submission: 2026-05-03 07:29:18

copying files

Time of First Successful Submission: 2026-05-03 07:30:50

hidden files

Time of First Successful Submission: 2026-05-03 07:35:59

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-03 10:19:53

making directories

Time of First Successful Submission: 2026-05-03 10:20:59

finding files

Time of First Successful Submission: 2026-05-03 15:30:16

linking files

Time of First Successful Submission: 2026-05-03 16:04:24

Learning From Documentation

Time of First Successful Submission: 2026-05-03 18:49:11

Learning Complex Usage

Time of First Successful Submission: 2026-05-03 18:56:04

Reading Manuals

Time of First Successful Submission: 2026-05-03 20:54:39

Searching Manuals

Time of First Successful Submission: 2026-05-03 20:53:12

Searching For Manuals

Time of First Successful Submission: 2026-05-03 21:05:49

Helpful Programs

Time of First Successful Submission: 2026-05-03 21:07:04

Help for Builtins

Time of First Successful Submission: 2026-05-03 21:10:01

Matching with *

Time of First Successful Submission: 2026-05-04 11:38:52

Matching with ?

Time of First Successful Submission: 2026-05-04 11:40:34

Matching with []

Time of First Successful Submission: 2026-05-04 11:42:49

Matching paths with []

Time of First Successful Submission: 2026-05-04 11:44:36

Multiple globs

Time of First Successful Submission: 2026-05-04 11:50:11

Mixing globs

Time of First Successful Submission: 2026-05-04 15:10:25

Exclusionary globbing

Time of First Successful Submission: 2026-05-04 15:26:08

Tab completion

Time of First Successful Submission: 2026-05-04 15:28:44

Multiple options for tab completion

Time of First Successful Submission: 2026-05-04 15:40:15

Tab completion on commands

Time of First Successful Submission: 2026-05-04 15:41:04

Redirecting output

Time of First Successful Submission: 2026-05-05 02:31:25

Redirecting more output

Time of First Successful Submission: 2026-05-05 02:33:15

Appending output

Time of First Successful Submission: 2026-05-05 02:35:48

Redirecting errors

Time of First Successful Submission: 2026-05-05 02:39:10

Redirecting input

Time of First Successful Submission: 2026-05-05 02:43:36

Grepping stored results

Time of First Successful Submission: 2026-05-05 02:50:28

Grepping live output

Time of First Successful Submission: 2026-05-05 02:52:01

Grepping errors

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

Filtering with grep -v

Time of First Successful Submission: 2026-05-05 03:07:11

Filtering with sed

Time of First Successful Submission: 2026-05-05 03:09:34

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-05 06:34:29

Process substitution for input

Time of First Successful Submission: 2026-05-05 06:42:24

Writing to multiple programs

Time of First Successful Submission: 2026-05-05 07:25:18

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-05 09:36:50

Named pipes

Time of First Successful Submission: 2026-05-05 09:49:02

Printing Variables

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

Setting Variables

Time of First Successful Submission: 2026-05-07 07:24:08

Multi-word Variables

Time of First Successful Submission: 2026-05-07 07:25:02

Exporting Variables

Time of First Successful Submission: 2026-05-07 07:29:26

Printing Exported Variables

Time of First Successful Submission: 2026-05-07 07:29:56

Storing Command Output

Time of First Successful Submission: 2026-05-07 07:43:19

Reading Input

Time of First Successful Submission: 2026-05-07 07:46:32

Reading Files

Time of First Successful Submission: 2026-05-07 07:48:21

Translating characters

Time of First Successful Submission: 2026-05-08 05:09:57

Deleting characters

Time of First Successful Submission: 2026-05-08 05:13:59

Deleting newlines

Time of First Successful Submission: 2026-05-08 05:17:10

Extracting the first lines with head

Time of First Successful Submission: 2026-05-08 05:19:24

Extracting specific sections of text

Time of First Successful Submission: 2026-05-08 05:25:51

Sorting data

Time of First Successful Submission: 2026-05-08 05:27:43

Listing Processes

Time of First Successful Submission: 2026-05-09 05:23:24

Killing Processes

Time of First Successful Submission: 2026-05-09 05:22:08

Interrupting Processes

Time of First Successful Submission: 2026-05-09 05:25:54

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-09 05:32:46

Suspending Processes

Time of First Successful Submission: 2026-05-09 05:34:06

Resuming Processes

Time of First Successful Submission: 2026-05-09 05:35:07

Backgrounding Processes

Time of First Successful Submission: 2026-05-09 05:47:13

Foregrounding Processes

Time of First Successful Submission: 2026-05-09 05:49:19

Starting Backgrounded Processes

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

Process Exit Codes

Time of First Successful Submission: 2026-05-09 05:53:07

Becoming root with su

Time of First Successful Submission: 2026-05-11 19:25:19

Other users with su

Time of First Successful Submission: 2026-05-11 19:27:28

Cracking passwords

Time of First Successful Submission: 2026-05-11 19:34:01

Using sudo

Time of First Successful Submission: 2026-05-11 20:08:13

Changing File Ownership

Time of First Successful Submission: 2026-05-14 15:55:16

Groups and Files

Time of First Successful Submission: 2026-05-14 16:01:26

Fun With Groups Names

Time of First Successful Submission: 2026-05-14 16:03:13

Changing Permissions

Time of First Successful Submission: 2026-05-14 19:49:26

Executable Files

Time of First Successful Submission: 2026-05-14 19:51:28

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-14 20:01:37

Permissions Setting Practice

Time of First Successful Submission: 2026-05-14 20:09:16

The SUID Bit

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

Chaining with Semicolons

Time of First Successful Submission: 2026-05-17 20:03:07

Building on Success

Time of First Successful Submission: 2026-05-17 20:04:56

Handling Failure

Time of First Successful Submission: 2026-05-17 20:07:00

Your First Shell Script

Time of First Successful Submission: 2026-05-17 20:17:42

Redirecting Script Output

Time of First Successful Submission: 2026-05-17 20:22:49

Executable Shell Scripts

Time of First Successful Submission: 2026-05-17 20:25:16

Understanding Shebangs

Time of First Successful Submission: 2026-05-17 21:00:37

Scripting with Arguments

Time of First Successful Submission: 2026-05-18 10:40:45

Scripting with Conditionals

Time of First Successful Submission: 2026-05-18 12:03:13

Scripting with Default Cases

Time of First Successful Submission: 2026-05-18 12:06:55

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-18 12:10:06

Reading Shell Scripts

Time of First Successful Submission: 2026-05-18 12:17:58

Launching Screen

Time of First Successful Submission: 2026-05-18 12:20:17

Detaching and Attaching

Time of First Successful Submission: 2026-05-18 12:23:41

Finding Sessions

Time of First Successful Submission: 2026-05-18 12:25:29

Switching Windows

Time of First Successful Submission: 2026-05-18 12:28:43

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-18 12:30:13

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-18 12:31:32

The PATH Variable

Time of First Successful Submission: 2026-05-18 12:40:42

Setting PATH

Time of First Successful Submission: 2026-05-18 12:43:07

Finding Commands

Time of First Successful Submission: 2026-05-18 12:47:55

Adding Commands

Time of First Successful Submission: 2026-05-18 12:56:25

Hijacking Commands

Time of First Successful Submission: 2026-05-18 13:24:59

Bashrc Backdoor

Time of First Successful Submission: 2026-05-18 13:45:27

Sniffing Input

Time of First Successful Submission: 2026-05-18 13:55:23

Overshared Directories

Time of First Successful Submission: 2026-05-18 14:04:40

Tricky Linking

Time of First Successful Submission: 2026-05-18 14:24:32

Sniffing Process Arguments

Time of First Successful Submission: 2026-05-18 14:32:37

Snooping on Configurations

Time of First Successful Submission: 2026-05-18 14:35:18

The Fork Bomb

Time of First Successful Submission: 2026-05-18 15:17:08

Disk-Space Doomsday

Time of First Successful Submission: 2026-05-18 15:20:33

rm -rf /

Time of First Successful Submission: 2026-05-18 15:23:49

Life after rm -rf /

Time of First Successful Submission: 2026-05-18 15:29:23

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-18 15:32:07


Computing 101

132 / 132 207 / 24562


Your First Register

Time of First Successful Submission: 2026-06-19 04:14:52

Your First Syscall

Time of First Successful Submission: 2026-06-19 04:18:22

Exit Codes

Time of First Successful Submission: 2026-06-19 04:28:08

Building Executables

Time of First Successful Submission: 2026-06-19 04:38:40

Moving Between Registers

Time of First Successful Submission: 2026-06-19 04:41:46

Loading From Memory

Time of First Successful Submission: 2026-06-20 08:39:02

More Loading Practice

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

Dereferencing Pointers

Time of First Successful Submission: 2026-06-20 09:31:55

Dereferencing Yourself

Time of First Successful Submission: 2026-06-21 08:41:44

Dereferencing with Offsets

Time of First Successful Submission: 2026-06-21 08:43:57

Stored Addresses

Time of First Successful Submission: 2026-06-21 08:49:24

Double Dereference

Time of First Successful Submission: 2026-06-21 08:53:54

The Stack

Time of First Successful Submission: 2026-06-22 16:38:48

Stack Offsets

Time of First Successful Submission: 2026-06-22 16:40:50

Program Arguments on the Stack

Time of First Successful Submission: 2026-06-22 16:44:43

Popping From the Stack

Time of First Successful Submission: 2026-06-22 17:10:00

Negative Numbers

Time of First Successful Submission: 2026-06-23 08:38:56

Negative Numbers (16-bit)

Time of First Successful Submission: 2026-06-23 08:49:51

Negative Numbers (32-bit)

Time of First Successful Submission: 2026-06-23 17:59:25

Encoding Negatives

Time of First Successful Submission: 2026-06-23 18:05:58

Binary and Hex Encoding

Time of First Successful Submission: 2026-06-23 18:09:18

More Hex

Time of First Successful Submission: 2026-06-23 18:19:50

Decoding Hex

Time of First Successful Submission: 2026-06-23 18:23:14

Mixed Conversions

Time of First Successful Submission: 2026-06-23 18:39:27

Disassembling Programs

Time of First Successful Submission: 2026-06-24 04:57:38

Tracing Syscalls

Time of First Successful Submission: 2026-06-24 05:15:34

Starting GDB

Time of First Successful Submission: 2026-06-24 05:30:52

Quitting GDB

Time of First Successful Submission: 2026-06-24 05:31:38

Starting Programs in GDB

Time of First Successful Submission: 2026-06-24 05:36:01

Disassembling in GDB

Time of First Successful Submission: 2026-06-24 05:56:33

Stepping Through Instructions

Time of First Successful Submission: 2026-06-24 05:58:28

Reading Register Values

Time of First Successful Submission: 2026-06-24 05:59:24

Setting Register Values

Time of First Successful Submission: 2026-07-26 14:49:06

Popping Stack Values

Time of First Successful Submission: 2026-06-24 06:02:39

Examining Memory

Time of First Successful Submission: 2026-06-24 06:05:19

Examining Stack Pointers

Time of First Successful Submission: 2026-06-24 06:08:34

Cooperative Debugging

Time of First Successful Submission: 2026-06-24 06:12:45

Running with Arguments

Time of First Successful Submission: 2026-06-24 06:14:57

Redirecting Input in GDB

Time of First Successful Submission: 2026-06-27 07:44:15

Writing Output

Time of First Successful Submission: 2026-06-25 06:56:22

Chaining Syscalls

Time of First Successful Submission: 2026-06-25 07:55:35

Writing Strings

Time of First Successful Submission: 2026-06-25 07:56:43

Reading Data

Time of First Successful Submission: 2026-06-25 08:10:48

Reading Exactly

Time of First Successful Submission: 2026-06-25 08:13:42

Opening Files

Time of First Successful Submission: 2026-06-25 08:27:21

Hardcoding the Filename

Time of First Successful Submission: 2026-06-25 08:31:38

RIP-Relative Strings

Time of First Successful Submission: 2026-06-25 08:39:54

Comparing Values

Time of First Successful Submission: 2026-06-26 15:18:26

Comparing Characters

Time of First Successful Submission: 2026-06-26 15:27:41

Conditional Control Flow

Time of First Successful Submission: 2026-06-27 07:13:07

Comparing Strings

Time of First Successful Submission: 2026-06-27 07:16:26

Reverse the Password

Time of First Successful Submission: 2026-06-27 07:22:24

Conditionals Without Conditionals

Time of First Successful Submission: 2026-06-27 08:28:23

Recognizing Loops

Time of First Successful Submission: 2026-06-28 14:23:49

Writing Loops

Time of First Successful Submission: 2026-07-26 15:00:32

Writing From a Shared Library

Time of First Successful Submission: 2026-06-28 15:40:29

Returning a Value

Time of First Successful Submission: 2026-06-29 16:39:24

Calling Through a Pointer

Time of First Successful Submission: 2026-06-29 16:43:15

Calling Through a Pointer with an Argument

Time of First Successful Submission: 2026-06-29 17:08:37

Saving Caller-Saved Registers

Time of First Successful Submission: 2026-06-29 18:41:46

Saving Callee-Saved Registers

Time of First Successful Submission: 2026-06-29 18:46:42

Sign Extension

Time of First Successful Submission: 2026-06-30 15:44:44

Little-Endian Bytes

Time of First Successful Submission: 2026-07-01 18:40:24

Qword by Qword

Time of First Successful Submission: 2026-07-01 19:13:15

Dword by Dword

Time of First Successful Submission: 2026-07-01 19:24:08

Word by Word

Time of First Successful Submission: 2026-07-01 19:38:08

Byte by Byte

Time of First Successful Submission: 2026-07-01 19:41:45

Cracking a Struct

Time of First Successful Submission: 2026-07-01 19:49:01

Scrambled Struct

Time of First Successful Submission: 2026-07-01 19:55:43

Reverse the Calculation

Time of First Successful Submission: 2026-07-02 14:35:43

Reverse the Reverse

Time of First Successful Submission: 2026-07-02 14:39:44

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-07-02 15:01:40

Even or Odd

Time of First Successful Submission: 2026-07-02 15:38:23

Masking Bits

Time of First Successful Submission: 2026-07-02 15:40:43

Lowercase a String

Time of First Successful Submission: 2026-07-03 15:15:28

Uppercase a String

Time of First Successful Submission: 2026-07-03 16:12:11

Swap Case

Time of First Successful Submission: 2026-07-03 16:22:15

Shifting Left

Time of First Successful Submission: 2026-07-03 16:37:39

Shifting Right

Time of First Successful Submission: 2026-07-03 16:41:14

Loops on Data

Time of First Successful Submission: 2026-07-03 16:56:15

Reaching Into the Caller's Frame

Time of First Successful Submission: 2026-07-04 11:11:21

Loading Stale Stack Data

Time of First Successful Submission: 2026-07-04 12:18:06

Stealing Stale Stack Data

Time of First Successful Submission: 2026-07-04 12:49:40

Reserving Your Own Frame

Time of First Successful Submission: 2026-07-05 18:26:01

Using Your Own Frame

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

Environment Variables on the Stack

Time of First Successful Submission: 2026-07-06 18:37:38

Aligning the Stack Through the Environment

Time of First Successful Submission: 2026-07-06 19:06:24

Aligning the Stack Through GDB

Time of First Successful Submission: 2026-07-06 19:19:05

Aligning the Stack Through GDB, Generalized

Time of First Successful Submission: 2026-07-06 19:27:14

A Single Digit

Time of First Successful Submission: 2026-07-07 19:22:09

Two Digits

Time of First Successful Submission: 2026-07-08 19:17:20

String to Integer

Time of First Successful Submission: 2026-07-08 19:39:00

Negative Numbers

Time of First Successful Submission: 2026-07-08 20:05:11

Where the Number Ends

Time of First Successful Submission: 2026-07-09 18:26:55

A Whole Program

Time of First Successful Submission: 2026-07-09 18:54:25

A Single Digit, Back to Text

Time of First Successful Submission: 2026-07-10 14:29:42

Divide and Remainder

Time of First Successful Submission: 2026-07-10 15:23:34

Drop the Leading Zero

Time of First Successful Submission: 2026-07-10 15:42:27

Integer to String

Time of First Successful Submission: 2026-07-11 16:30:58

Negative Numbers, Back to Text

Time of First Successful Submission: 2026-07-11 16:55:54

Sum Them All

Time of First Successful Submission: 2026-07-13 13:30:58

Addition

Time of First Successful Submission: 2026-07-16 14:51:18

Subtraction

Time of First Successful Submission: 2026-07-17 13:58:25

Multiplication

Time of First Successful Submission: 2026-07-18 14:18:00

Bitwise Operators

Time of First Successful Submission: 2026-07-19 19:07:55

Unary Operators

Time of First Successful Submission: 2026-07-20 19:21:25

Literal Output

Time of First Successful Submission: 2026-07-21 21:12:19

Newline Escapes

Time of First Successful Submission: 2026-07-22 19:53:35

Escaped Syntax

Time of First Successful Submission: 2026-07-24 15:28:10

Decimal Markers

Time of First Successful Submission: 2026-07-25 21:25:20

Multiple Decimal Markers

Time of First Successful Submission: 2026-07-26 14:45:10

String Markers

Time of First Successful Submission: 2026-07-27 15:42:53

Hex Byte Escapes

Time of First Successful Submission: 2026-07-27 16:30:13

Debugging Programs

Time of First Successful Submission: 2026-07-28 16:52:32

Inspecting Registers

Time of First Successful Submission: 2026-07-28 16:55:01

Examining Memory

Time of First Successful Submission: 2026-07-28 17:23:47

Setting Breakpoints

Time of First Successful Submission: 2026-07-29 16:03:40

GDB Scripting

Time of First Successful Submission: 2026-08-05 14:06:58

Modifying Data

Time of First Successful Submission: 2026-08-06 16:28:53

Modifying Execution

Time of First Successful Submission: 2026-08-07 13:39:18

Broken Functions

Time of First Successful Submission: 2026-08-07 13:55:49

Exit

Time of First Successful Submission: 2026-08-14 13:30:32

Socket

Time of First Successful Submission: 2026-08-14 14:14:19

Bind

Time of First Successful Submission: 2026-08-17 06:06:37

Listen

Time of First Successful Submission: 2026-08-18 06:14:35

Accept

Time of First Successful Submission: 2026-08-18 06:36:29

Static Response

Time of First Successful Submission: 2026-08-18 07:13:14

Dynamic Response

Time of First Successful Submission: 2026-08-20 07:36:17

Iterative GET Server

Time of First Successful Submission: 2026-08-21 09:23:55

Concurrent GET Server

Time of First Successful Submission: 2026-08-21 10:28:33

Concurrent POST Server

Time of First Successful Submission: 2026-08-23 04:30:56

Web Server

Time of First Successful Submission: 2026-08-23 04:39:05


Playing With Programs

116 / 116 1296 / 26581


What's the password?

Time of First Successful Submission: 2026-08-24 09:20:09

... and again!

Time of First Successful Submission: 2026-08-24 09:20:48

Newline Troubles

Time of First Successful Submission: 2026-08-24 09:25:18

Reasoning about files

Time of First Successful Submission: 2026-08-24 09:29:37

Specifying Filenames

Time of First Successful Submission: 2026-08-24 09:32:04

Binary and Hex Encoding

Time of First Successful Submission: 2026-08-25 07:19:46

More Hex

Time of First Successful Submission: 2026-08-25 07:26:19

Decoding Hex

Time of First Successful Submission: 2026-08-25 07:29:11

Decoding Practice

Time of First Successful Submission: 2026-08-26 08:25:29

Encoding Practice

Time of First Successful Submission: 2026-08-26 08:40:09

Hex-encoding ASCII

Time of First Successful Submission: 2026-08-26 09:43:58

Nested Encoding

Time of First Successful Submission: 2026-08-27 13:29:09

Hex-encoding UTF-8

Time of First Successful Submission: 2026-08-27 13:43:04

UTF Mixups

Time of First Successful Submission: 2026-08-28 12:37:12

Modifying Encoded Data

Time of First Successful Submission: 2026-08-28 12:52:23

Decoding Base64

Time of First Successful Submission: 2026-08-29 09:36:37

Encoding Base64

Time of First Successful Submission: 2026-08-29 09:39:22

Dealing with Obfuscation

Time of First Successful Submission: 2026-08-29 09:48:44

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-08-29 09:54:18

Your First HTTP Request

Time of First Successful Submission: 2026-08-30 12:39:34

Reading Flask

Time of First Successful Submission: 2026-08-30 12:42:41

Commented Data

Time of First Successful Submission: 2026-08-30 12:47:27

HTTP Metadata

Time of First Successful Submission: 2026-08-31 09:22:27

HTTP (netcat)

Time of First Successful Submission: 2026-08-31 09:34:20

HTTP Paths (netcat)

Time of First Successful Submission: 2026-08-31 09:36:41

HTTP (curl)

Time of First Successful Submission: 2026-08-31 09:38:57

HTTP (python)

Time of First Successful Submission: 2026-08-31 09:43:45

HTTP Host Header (python)

Time of First Successful Submission: 2026-09-02 10:56:07

HTTP Host Header (curl)

Time of First Successful Submission: 2026-09-02 11:17:36

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-09-02 11:15:39

URL Encoding (netcat)

Time of First Successful Submission: 2026-09-03 12:49:01

HTTP GET Parameters

Time of First Successful Submission: 2026-09-03 13:30:52

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-09-04 13:46:46

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-09-04 13:56:46

HTTP Forms

Time of First Successful Submission: 2026-09-05 08:54:26

HTTP Forms (curl)

Time of First Successful Submission: 2026-09-05 09:10:32

HTTP Forms (netcat)

Time of First Successful Submission: 2026-09-06 12:07:11

HTTP Forms (python)

Time of First Successful Submission: 2026-09-06 12:17:36

HTTP Forms Without Forms

Time of First Successful Submission: 2026-09-06 12:37:15

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-09-07 10:36:23

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-09-07 11:03:53

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-09-08 09:32:31

HTTP Redirects (curl)

Time of First Successful Submission: 2026-09-08 09:46:57

HTTP Redirects (python)

Time of First Successful Submission: 2026-09-08 10:01:15

HTTP Cookies (curl)

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

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-09-09 10:18:51

HTTP Cookies (python)

Time of First Successful Submission: 2026-09-09 10:24:13

Server State (python)

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

Listening Web

Time of First Successful Submission: 2026-09-10 07:21:42

Speaking Redirects

Time of First Successful Submission: 2026-09-11 07:53:23

JavaScript Redirects

Time of First Successful Submission: 2026-09-11 08:24:53

Including JavaScript

Time of First Successful Submission: 2026-09-12 12:09:26

HTTP (javascript)

Time of First Successful Submission: 2026-09-13 17:38:42

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-09-13 17:47:17

HTTP Forms (javascript)

Time of First Successful Submission: 2026-09-13 18:56:07

cat

Time of First Successful Submission: 2026-09-14 10:30:04

more

Time of First Successful Submission: 2026-09-14 10:32:03

less

Time of First Successful Submission: 2026-09-14 10:32:46

tail

Time of First Successful Submission: 2026-09-14 10:34:10

head

Time of First Successful Submission: 2026-09-14 10:34:38

sort

Time of First Successful Submission: 2026-09-14 10:36:40

vim

Time of First Successful Submission: 2026-09-14 10:39:58

emacs

Time of First Successful Submission: 2026-09-14 10:40:27

nano

Time of First Successful Submission: 2026-09-14 10:40:58

rev

Time of First Successful Submission: 2026-09-14 10:42:27

od

Time of First Successful Submission: 2026-09-15 06:03:00

hd

Time of First Successful Submission: 2026-09-15 06:04:08

xxd

Time of First Successful Submission: 2026-09-15 06:05:01

base32

Time of First Successful Submission: 2026-09-15 06:12:08

base64

Time of First Successful Submission: 2026-09-15 06:15:44

split

Time of First Successful Submission: 2026-09-15 06:27:16

gzip

Time of First Successful Submission: 2026-09-16 14:56:27

bzip2

Time of First Successful Submission: 2026-09-16 18:02:13

zip

Time of First Successful Submission: 2026-09-17 13:49:47

tar

Time of First Successful Submission: 2026-09-17 13:56:01

ar

Time of First Successful Submission: 2026-09-17 14:01:52

cpio

Time of First Successful Submission: 2026-09-19 15:13:47

genisoimage

Time of First Successful Submission: 2026-09-21 11:44:24

env

Time of First Successful Submission: 2026-09-22 11:04:15

find

Time of First Successful Submission: 2026-09-22 10:57:45

make

Time of First Successful Submission: 2026-09-22 11:09:55

nice

Time of First Successful Submission: 2026-09-23 04:54:50

timeout

Time of First Successful Submission: 2026-09-23 04:56:02

stdbuf

Time of First Successful Submission: 2026-09-23 05:30:29

setarch

Time of First Successful Submission: 2026-09-23 05:35:47

watch

Time of First Successful Submission: 2026-09-23 05:37:59

socat

Time of First Successful Submission: 2026-09-23 05:41:31

whiptail

Time of First Successful Submission: 2026-09-23 05:56:36

awk

Time of First Successful Submission: 2026-09-23 18:10:01

sed

Time of First Successful Submission: 2026-09-23 18:11:28

ed

Time of First Successful Submission: 2026-09-23 18:22:47

chown

Time of First Successful Submission: 2026-09-23 18:24:22

chmod

Time of First Successful Submission: 2026-09-23 18:25:03

cp

Time of First Successful Submission: 2026-09-23 18:32:06

mv

Time of First Successful Submission: 2026-09-24 11:05:26

perl

Time of First Successful Submission: 2026-09-24 11:11:37

python

Time of First Successful Submission: 2026-09-24 11:15:46

ruby

Time of First Successful Submission: 2026-09-24 11:22:19

bash

Time of First Successful Submission: 2026-09-24 14:00:11

date

Time of First Successful Submission: 2026-09-24 18:20:24

dmesg

Time of First Successful Submission: 2026-09-26 15:12:03

wc

Time of First Successful Submission: 2026-09-26 18:29:52

gcc

Time of First Successful Submission: 2026-09-27 16:00:58

as

Time of First Successful Submission: 2026-09-28 10:20:30

wget

Time of First Successful Submission: 2026-09-28 17:34:19

ssh-keygen

Time of First Successful Submission: 2026-09-29 13:53:22

SQL Queries

Time of First Successful Submission: 2026-09-16 17:18:26

Filtering SQL

Time of First Successful Submission: 2026-09-17 13:10:57

Choosing Columns

Time of First Successful Submission: 2026-09-17 13:15:49

Exclusionary Filtering

Time of First Successful Submission: 2026-09-17 15:28:54

Filtering Strings

Time of First Successful Submission: 2026-09-18 09:31:33

Filtering on Expressions

Time of First Successful Submission: 2026-09-18 09:41:17

SELECTing Expressions

Time of First Successful Submission: 2026-09-18 14:25:49

Composite Conditions

Time of First Successful Submission: 2026-09-20 05:42:04

Reaching Your LIMITs

Time of First Successful Submission: 2026-09-20 05:45:32

Querying Metadata

Time of First Successful Submission: 2026-09-20 05:54:39


DSU Cyber Camps

10 / 104 26315 / 68874


Using the Terminal

Time of First Successful Submission: 2026-05-01 17:18:05

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-04 06:11:45

Using the GUI Desktop

Time of First Successful Submission: 2026-05-04 06:14:24

Pasting into the Desktop

Time of First Successful Submission: 2026-05-04 06:16:32

Restarting Challenges

Time of First Successful Submission: 2026-05-04 06:07:14

Challenge Programs

Time of First Successful Submission: 2026-05-04 05:55:56

The Flag File

Time of First Successful Submission: 2026-05-04 05:57:38

Using Privileged Mode

Time of First Successful Submission: 2026-05-04 06:01:26

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-04 06:03:22

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-04 06:05:27


GCA CTF

10 / 104 26315 / 68874


Using the Terminal

Time of First Successful Submission: 2026-05-01 17:18:05

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-04 06:11:45

Using the GUI Desktop

Time of First Successful Submission: 2026-05-04 06:14:24

Pasting into the Desktop

Time of First Successful Submission: 2026-05-04 06:16:32

Restarting Challenges

Time of First Successful Submission: 2026-05-04 06:07:14

Challenge Programs

Time of First Successful Submission: 2026-05-04 05:55:56

The Flag File

Time of First Successful Submission: 2026-05-04 05:57:38

Using Privileged Mode

Time of First Successful Submission: 2026-05-04 06:01:26

Persistent Home Directories - One

Time of First Successful Submission: 2026-05-04 06:03:22

Persistent Home Directories - Two

Time of First Successful Submission: 2026-05-04 06:05:27