buf7er_0vf

💻

Belarus

Intro to Programming Languages

12 / 253 24664 / 42666


Commands

Time of First Successful Submission: 2026-08-19 12:37:25

Command Arguments

Time of First Successful Submission: 2026-08-19 12:37:57

Command History

Time of First Successful Submission: 2026-08-19 12:38:18

The Root Path

Time of First Successful Submission: 2026-08-20 14:51:02

Absolute Paths

Time of First Successful Submission: 2026-08-20 14:54:58

Changing position

Time of First Successful Submission: 2026-08-20 14:59:53

Changing to an Absolute Path

Time of First Successful Submission: 2026-08-20 15:09:07

Relative Paths

Time of First Successful Submission: 2026-08-20 15:12:29

Cat

Time of First Successful Submission: 2026-08-21 17:58:11

Ls

Time of First Successful Submission: 2026-08-21 18:47:32

Ls All

Time of First Successful Submission: 2026-08-21 18:52:34

Find

Time of First Successful Submission: 2026-08-21 19:09:06


Start Here

10 / 10 14994 / 58914


Using the Terminal

Time of First Successful Submission: 2026-08-05 11:39:16

Using the VSCode Workspace

Time of First Successful Submission: 2026-08-05 11:45:08

Using the GUI Desktop

Time of First Successful Submission: 2026-08-05 11:49:57

Pasting into the Desktop

Time of First Successful Submission: 2026-08-05 11:52:07

Restarting Challenges

Time of First Successful Submission: 2026-08-05 12:05:23

Challenge Programs

Time of First Successful Submission: 2026-08-05 12:40:33

The Flag File

Time of First Successful Submission: 2026-08-05 12:43:00

Using Privileged Mode

Time of First Successful Submission: 2026-08-05 12:53:58

Persistent Home Directories - One

Time of First Successful Submission: 2026-08-05 16:12:58

Persistent Home Directories - Two

Time of First Successful Submission: 2026-08-05 16:14:20


Linux Luminarium

43 / 128 20399 / 43274


Intro to Commands

Time of First Successful Submission: 2026-08-19 12:37:25

Intro to Arguments

Time of First Successful Submission: 2026-08-19 12:37:57

Command History

Time of First Successful Submission: 2026-08-19 12:38:18

The Root

Time of First Successful Submission: 2026-08-20 14:51:02

Program and absolute paths

Time of First Successful Submission: 2026-08-20 14:54:58

Position thy self

Time of First Successful Submission: 2026-08-20 14:59:53

Position elsewhere

Time of First Successful Submission: 2026-08-20 15:09:07

implicit relative paths, from /

Time of First Successful Submission: 2026-08-20 15:12:29

explicit relative paths, from /

Time of First Successful Submission: 2026-08-20 18:02:17

implicit relative path

Time of First Successful Submission: 2026-08-20 18:03:49

home sweet home

Time of First Successful Submission: 2026-08-20 18:06:30

cat: not the pet, but the command!

Time of First Successful Submission: 2026-08-21 17:58:11

catting absolute paths

Time of First Successful Submission: 2026-08-21 17:58:47

more catting practice

Time of First Successful Submission: 2026-08-21 18:38:08

grepping for a needle in a haystack

Time of First Successful Submission: 2026-08-21 18:41:22

comparing files

Time of First Successful Submission: 2026-08-21 18:43:54

listing files

Time of First Successful Submission: 2026-08-21 18:47:32

touching files

Time of First Successful Submission: 2026-08-21 18:48:38

removing files

Time of First Successful Submission: 2026-08-21 18:49:12

moving files

Time of First Successful Submission: 2026-08-21 18:50:36

copying files

Time of First Successful Submission: 2026-08-21 18:51:56

hidden files

Time of First Successful Submission: 2026-08-21 18:52:34

An Epic Filesystem Quest

Time of First Successful Submission: 2026-08-21 19:02:08

making directories

Time of First Successful Submission: 2026-08-21 19:03:42

finding files

Time of First Successful Submission: 2026-08-21 19:09:06

linking files

Time of First Successful Submission: 2026-08-21 19:29:56

Learning From Documentation

Time of First Successful Submission: 2026-08-22 09:47:35

Learning Complex Usage

Time of First Successful Submission: 2026-08-22 09:54:17

Reading Manuals

Time of First Successful Submission: 2026-08-22 09:56:22

Searching Manuals

Time of First Successful Submission: 2026-08-22 09:57:56

Searching For Manuals

Time of First Successful Submission: 2026-08-22 10:04:05

Helpful Programs

Time of First Successful Submission: 2026-08-22 10:10:46

Help for Builtins

Time of First Successful Submission: 2026-08-22 10:12:45

Matching with *

Time of First Successful Submission: 2026-08-25 11:37:40

Matching with ?

Time of First Successful Submission: 2026-08-25 11:42:55

Matching with []

Time of First Successful Submission: 2026-08-25 11:46:31

Matching paths with []

Time of First Successful Submission: 2026-08-25 11:48:31

Multiple globs

Time of First Successful Submission: 2026-08-25 11:57:00

Mixing globs

Time of First Successful Submission: 2026-08-25 13:08:36

Exclusionary globbing

Time of First Successful Submission: 2026-08-25 14:29:29

Tab completion

Time of First Successful Submission: 2026-08-25 14:30:18

Multiple options for tab completion

Time of First Successful Submission: 2026-08-25 14:38:49

Tab completion on commands

Time of First Successful Submission: 2026-08-25 15:13:14


Computing 101

12 / 132 14840 / 22508


Your First Register

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

Your First Syscall

Time of First Successful Submission: 2026-08-24 13:26:11

Exit Codes

Time of First Successful Submission: 2026-08-24 13:27:53

Building Executables

Time of First Successful Submission: 2026-08-24 17:39:25

Moving Between Registers

Time of First Successful Submission: 2026-08-24 17:43:50

Loading From Memory

Time of First Successful Submission: 2026-08-25 17:25:50

More Loading Practice

Time of First Successful Submission: 2026-08-25 17:29:28

Dereferencing Pointers

Time of First Successful Submission: 2026-08-25 18:00:48

Dereferencing Yourself

Time of First Successful Submission: 2026-08-25 18:03:07

Dereferencing with Offsets

Time of First Successful Submission: 2026-08-25 18:07:28

Stored Addresses

Time of First Successful Submission: 2026-08-25 18:11:41

Double Dereference

Time of First Successful Submission: 2026-08-25 18:14:37


Playing With Programs

2 / 116 23543 / 25337


What's the password?

Time of First Successful Submission: 2026-08-26 16:37:40

... and again!

Time of First Successful Submission: 2026-08-26 16:38:27


DSU Cyber Camps

104 / 104 20 / 59301


Using the Terminal

Time of First Successful Submission: 2026-08-05 11:39:16

Using the VSCode Workspace

Time of First Successful Submission: 2026-08-05 11:45:08

Using the GUI Desktop

Time of First Successful Submission: 2026-08-05 11:49:57

Pasting into the Desktop

Time of First Successful Submission: 2026-08-05 11:52:07

Connecting over SSH

Time of First Successful Submission: 2026-08-05 12:02:27

Restarting Challenges

Time of First Successful Submission: 2026-08-05 12:05:23

Getting Help

Time of First Successful Submission: 2026-08-05 12:09:15

Challenge Programs

Time of First Successful Submission: 2026-08-05 12:40:33

The Flag File

Time of First Successful Submission: 2026-08-05 12:43:00

Using Privileged Mode

Time of First Successful Submission: 2026-08-05 12:53:58

Persistent Home Directories - One

Time of First Successful Submission: 2026-08-05 16:12:58

Persistent Home Directories - Two

Time of First Successful Submission: 2026-08-05 16:14:20

Running Commands

Time of First Successful Submission: 2026-08-06 11:09:31

Move through the Linux filesystem.

Time of First Successful Submission: 2026-08-06 11:14:43

Create and delete files.

Time of First Successful Submission: 2026-08-06 11:18:34

Move, copy, and rename files.

Time of First Successful Submission: 2026-08-06 11:41:55

Display file contents in the terminal.

Time of First Successful Submission: 2026-08-06 11:52:46

Create files with nano.

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

Edit files with nano.

Time of First Successful Submission: 2026-08-06 12:08:17

Locate files on the Linux filesystem.

Time of First Successful Submission: 2026-08-06 12:17:11

Find the password! (Searching files)

Time of First Successful Submission: 2026-08-06 12:28:42

Advanced Directory Techniques.

Time of First Successful Submission: 2026-08-06 13:03:33

Learn about command flags.

Time of First Successful Submission: 2026-08-06 13:07:55

Printing

Time of First Successful Submission: 2026-08-06 13:25:03

Variables

Time of First Successful Submission: 2026-08-06 13:30:11

Format Print

Time of First Successful Submission: 2026-08-06 13:39:22

User Input

Time of First Successful Submission: 2026-08-06 15:14:20

Type Casting

Time of First Successful Submission: 2026-08-06 15:17:46

Knowledge Check I (Input/Output)

Time of First Successful Submission: 2026-08-06 15:25:40

Knowledge Check II (Input/Output)

Time of First Successful Submission: 2026-08-06 15:35:43

Math

Time of First Successful Submission: 2026-08-06 15:52:45

Floor Division

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

Geometry

Time of First Successful Submission: 2026-08-06 16:20:22

Comparison

Time of First Successful Submission: 2026-08-06 16:42:48

Knowledge Check I (Math)

Time of First Successful Submission: 2026-08-06 17:13:30

Knowledge Check II (Math)

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

If Statements

Time of First Successful Submission: 2026-08-07 14:21:58

If Else Statements

Time of First Successful Submission: 2026-08-07 16:18:00

Nested

Time of First Successful Submission: 2026-08-07 17:20:26

Else If Blocks

Time of First Successful Submission: 2026-08-07 17:29:05

Logical Operators

Time of First Successful Submission: 2026-08-09 10:19:03

Knowledge Check I (Conditionals)

Time of First Successful Submission: 2026-08-10 11:17:11

While

Time of First Successful Submission: 2026-08-10 14:12:22

Lists

Time of First Successful Submission: 2026-08-10 14:13:57

Range

Time of First Successful Submission: 2026-08-10 14:15:19

For

Time of First Successful Submission: 2026-08-10 14:20:41

Knowledge Check I (Loops)

Time of First Successful Submission: 2026-08-10 14:30:24

Caesar Cipher Encoding

Time of First Successful Submission: 2026-08-11 08:54:06

Caesar Cipher Decoding

Time of First Successful Submission: 2026-08-11 08:56:09

Substitution Cipher Encoding

Time of First Successful Submission: 2026-08-11 08:59:38

Substitution Cipher Decoding

Time of First Successful Submission: 2026-08-11 09:00:48

ASCII Encoding

Time of First Successful Submission: 2026-08-11 09:01:52

ASCII Decoding

Time of First Successful Submission: 2026-08-11 09:02:57

Hexadecimal - Encoding

Time of First Successful Submission: 2026-08-11 09:04:14

Hexadecimal - Decoding

Time of First Successful Submission: 2026-08-11 09:05:28

Binary Encoding

Time of First Successful Submission: 2026-08-11 09:06:50

Binary Decoding

Time of First Successful Submission: 2026-08-11 09:09:28

Morse Code - Encoding

Time of First Successful Submission: 2026-08-11 09:16:45

Morse Code - Decoding

Time of First Successful Submission: 2026-08-11 09:18:18

Base64 - Encoding

Time of First Successful Submission: 2026-08-11 09:23:21

Base64 - Decoding

Time of First Successful Submission: 2026-08-11 09:24:34

Playfair - Encoding

Time of First Successful Submission: 2026-08-11 13:59:57

Playfair - Decoding

Time of First Successful Submission: 2026-08-11 14:01:49

Polybius Square - Encoding

Time of First Successful Submission: 2026-08-11 14:13:42

Polybius Square - Decoding

Time of First Successful Submission: 2026-08-11 14:27:00

Rail Fence (Zigzag) - Encoding

Time of First Successful Submission: 2026-08-11 14:38:24

Rail Fence (Zigzag) - Decoding

Time of First Successful Submission: 2026-08-11 14:48:58

Caesar Cipher Scripting

Time of First Successful Submission: 2026-08-11 19:12:14

Caesar Cipher Brute Force

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

Easy Challenge #1

Time of First Successful Submission: 2026-08-12 17:05:32

Medium Challenge #1

Time of First Successful Submission: 2026-08-12 17:11:14

Hard Challenge #1

Time of First Successful Submission: 2026-08-12 18:14:52

Google Dorks

Time of First Successful Submission: 2026-08-12 18:41:38

Social Media Password

Time of First Successful Submission: 2026-08-12 19:01:10

Wayback Machine I

Time of First Successful Submission: 2026-08-12 19:32:39

Wayback Machine II

Time of First Successful Submission: 2026-08-12 19:46:55

Pale Red Horse Squad

Time of First Successful Submission: 2026-08-14 13:04:21

Swiss Army Button

Time of First Successful Submission: 2026-08-14 13:19:04

YeeBay

Time of First Successful Submission: 2026-08-14 13:34:33

Am I Admin?

Time of First Successful Submission: 2026-08-14 17:51:13

Am I Admin 2?

Time of First Successful Submission: 2026-08-14 18:43:53

Forceful Browsing

Time of First Successful Submission: 2026-08-15 17:42:55

Intro to BurpSuite

Time of First Successful Submission: 2026-08-15 19:49:03

Intruder Alert!

Time of First Successful Submission: 2026-08-17 19:30:51

Creepy Crawly

Time of First Successful Submission: 2026-08-17 20:27:49

Mr. Moneybags

Time of First Successful Submission: 2026-08-18 07:25:04

XML + Ratio

Time of First Successful Submission: 2026-08-18 07:32:40

Cache Money

Time of First Successful Submission: 2026-08-18 07:37:48

Buffer Overflow

Time of First Successful Submission: 2026-08-18 10:31:25

Magic Number

Time of First Successful Submission: 2026-08-18 10:34:58

Reverse Password Plaintext

Time of First Successful Submission: 2026-08-18 13:00:43

Reverse Password Backward

Time of First Successful Submission: 2026-08-18 13:02:11

Reverse Password Cipher

Time of First Successful Submission: 2026-08-18 13:03:42

Icky Input

Time of First Successful Submission: 2026-08-18 13:06:26

Grep Master

Time of First Successful Submission: 2026-08-18 15:00:16

Unlock The Vault

Time of First Successful Submission: 2026-08-18 15:03:52

Locked Treasure Chest

Time of First Successful Submission: 2026-08-18 15:12:04

The Artists Clue

Time of First Successful Submission: 2026-08-18 15:13:42

Code Cracker

Time of First Successful Submission: 2026-08-18 15:19:36

Chatty Server

Time of First Successful Submission: 2026-08-18 19:01:24

Secret Message In Photo

Time of First Successful Submission: 2026-08-18 19:04:28

Hidden Treasures In The Picture

Time of First Successful Submission: 2026-08-18 19:12:26

Findthegeneral

Time of First Successful Submission: 2026-08-18 19:17:02

Findthegeneralii

Time of First Successful Submission: 2026-08-18 19:20:54


GCA CTF

104 / 104 20 / 59303


Using the Terminal

Time of First Successful Submission: 2026-08-05 11:39:16

Using the VSCode Workspace

Time of First Successful Submission: 2026-08-05 11:45:08

Using the GUI Desktop

Time of First Successful Submission: 2026-08-05 11:49:57

Pasting into the Desktop

Time of First Successful Submission: 2026-08-05 11:52:07

Connecting over SSH

Time of First Successful Submission: 2026-08-05 12:02:27

Restarting Challenges

Time of First Successful Submission: 2026-08-05 12:05:23

Getting Help

Time of First Successful Submission: 2026-08-05 12:09:15

Challenge Programs

Time of First Successful Submission: 2026-08-05 12:40:33

The Flag File

Time of First Successful Submission: 2026-08-05 12:43:00

Using Privileged Mode

Time of First Successful Submission: 2026-08-05 12:53:58

Persistent Home Directories - One

Time of First Successful Submission: 2026-08-05 16:12:58

Persistent Home Directories - Two

Time of First Successful Submission: 2026-08-05 16:14:20

Running Commands

Time of First Successful Submission: 2026-08-06 11:09:31

Move through the Linux filesystem.

Time of First Successful Submission: 2026-08-06 11:14:43

Create and delete files.

Time of First Successful Submission: 2026-08-06 11:18:34

Move, copy, and rename files.

Time of First Successful Submission: 2026-08-06 11:41:55

Display file contents in the terminal.

Time of First Successful Submission: 2026-08-06 11:52:46

Create files with nano.

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

Edit files with nano.

Time of First Successful Submission: 2026-08-06 12:08:17

Locate files on the Linux filesystem.

Time of First Successful Submission: 2026-08-06 12:17:11

Find the password! (Searching files)

Time of First Successful Submission: 2026-08-06 12:28:42

Advanced Directory Techniques.

Time of First Successful Submission: 2026-08-06 13:03:33

Learn about command flags.

Time of First Successful Submission: 2026-08-06 13:07:55

Printing

Time of First Successful Submission: 2026-08-06 13:25:03

Variables

Time of First Successful Submission: 2026-08-06 13:30:11

Format Print

Time of First Successful Submission: 2026-08-06 13:39:22

User Input

Time of First Successful Submission: 2026-08-06 15:14:20

Type Casting

Time of First Successful Submission: 2026-08-06 15:17:46

Knowledge Check I (Input/Output)

Time of First Successful Submission: 2026-08-06 15:25:40

Knowledge Check II (Input/Output)

Time of First Successful Submission: 2026-08-06 15:35:43

Math

Time of First Successful Submission: 2026-08-06 15:52:45

Floor Division

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

Geometry

Time of First Successful Submission: 2026-08-06 16:20:22

Comparison

Time of First Successful Submission: 2026-08-06 16:42:48

Knowledge Check I (Math)

Time of First Successful Submission: 2026-08-06 17:13:30

Knowledge Check II (Math)

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

If Statements

Time of First Successful Submission: 2026-08-07 14:21:58

If Else Statements

Time of First Successful Submission: 2026-08-07 16:18:00

Nested

Time of First Successful Submission: 2026-08-07 17:20:26

Else If Blocks

Time of First Successful Submission: 2026-08-07 17:29:05

Logical Operators

Time of First Successful Submission: 2026-08-09 10:19:03

Knowledge Check I (Conditionals)

Time of First Successful Submission: 2026-08-10 11:17:11

While

Time of First Successful Submission: 2026-08-10 14:12:22

Lists

Time of First Successful Submission: 2026-08-10 14:13:57

Range

Time of First Successful Submission: 2026-08-10 14:15:19

For

Time of First Successful Submission: 2026-08-10 14:20:41

Knowledge Check I (Loops)

Time of First Successful Submission: 2026-08-10 14:30:24

Caesar Cipher Encoding

Time of First Successful Submission: 2026-08-11 08:54:06

Caesar Cipher Decoding

Time of First Successful Submission: 2026-08-11 08:56:09

Substitution Cipher Encoding

Time of First Successful Submission: 2026-08-11 08:59:38

Substitution Cipher Decoding

Time of First Successful Submission: 2026-08-11 09:00:48

ASCII Encoding

Time of First Successful Submission: 2026-08-11 09:01:52

ASCII Decoding

Time of First Successful Submission: 2026-08-11 09:02:57

Hexadecimal - Encoding

Time of First Successful Submission: 2026-08-11 09:04:14

Hexadecimal - Decoding

Time of First Successful Submission: 2026-08-11 09:05:28

Binary Encoding

Time of First Successful Submission: 2026-08-11 09:06:50

Binary Decoding

Time of First Successful Submission: 2026-08-11 09:09:28

Morse Code - Encoding

Time of First Successful Submission: 2026-08-11 09:16:45

Morse Code - Decoding

Time of First Successful Submission: 2026-08-11 09:18:18

Base64 - Encoding

Time of First Successful Submission: 2026-08-11 09:23:21

Base64 - Decoding

Time of First Successful Submission: 2026-08-11 09:24:34

Playfair - Encoding

Time of First Successful Submission: 2026-08-11 13:59:57

Playfair - Decoding

Time of First Successful Submission: 2026-08-11 14:01:49

Polybius Square - Encoding

Time of First Successful Submission: 2026-08-11 14:13:42

Polybius Square - Decoding

Time of First Successful Submission: 2026-08-11 14:27:00

Rail Fence (Zigzag) - Encoding

Time of First Successful Submission: 2026-08-11 14:38:24

Rail Fence (Zigzag) - Decoding

Time of First Successful Submission: 2026-08-11 14:48:58

Caesar Cipher Scripting

Time of First Successful Submission: 2026-08-11 19:12:14

Caesar Cipher Brute Force

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

Easy Challenge #1

Time of First Successful Submission: 2026-08-12 17:05:32

Medium Challenge #1

Time of First Successful Submission: 2026-08-12 17:11:14

Hard Challenge #1

Time of First Successful Submission: 2026-08-12 18:14:52

Google Dorks

Time of First Successful Submission: 2026-08-12 18:41:38

Social Media Password

Time of First Successful Submission: 2026-08-12 19:01:10

Wayback Machine I

Time of First Successful Submission: 2026-08-12 19:32:39

Wayback Machine II

Time of First Successful Submission: 2026-08-12 19:46:55

Pale Red Horse Squad

Time of First Successful Submission: 2026-08-14 13:04:21

Swiss Army Button

Time of First Successful Submission: 2026-08-14 13:19:04

YeeBay

Time of First Successful Submission: 2026-08-14 13:34:33

Am I Admin?

Time of First Successful Submission: 2026-08-14 17:51:13

Am I Admin 2?

Time of First Successful Submission: 2026-08-14 18:43:53

Forceful Browsing

Time of First Successful Submission: 2026-08-15 17:42:55

Intro to BurpSuite

Time of First Successful Submission: 2026-08-15 19:49:03

Intruder Alert!

Time of First Successful Submission: 2026-08-17 19:30:51

Creepy Crawly

Time of First Successful Submission: 2026-08-17 20:27:49

Mr. Moneybags

Time of First Successful Submission: 2026-08-18 07:25:04

XML + Ratio

Time of First Successful Submission: 2026-08-18 07:32:40

Cache Money

Time of First Successful Submission: 2026-08-18 07:37:48

Buffer Overflow

Time of First Successful Submission: 2026-08-18 10:31:25

Magic Number

Time of First Successful Submission: 2026-08-18 10:34:58

Reverse Password Plaintext

Time of First Successful Submission: 2026-08-18 13:00:43

Reverse Password Backward

Time of First Successful Submission: 2026-08-18 13:02:11

Reverse Password Cipher

Time of First Successful Submission: 2026-08-18 13:03:42

Icky Input

Time of First Successful Submission: 2026-08-18 13:06:26

Grep Master

Time of First Successful Submission: 2026-08-18 15:00:16

Unlock The Vault

Time of First Successful Submission: 2026-08-18 15:03:52

Locked Treasure Chest

Time of First Successful Submission: 2026-08-18 15:12:04

The Artists Clue

Time of First Successful Submission: 2026-08-18 15:13:42

Code Cracker

Time of First Successful Submission: 2026-08-18 15:19:36

Chatty Server

Time of First Successful Submission: 2026-08-18 19:01:24

Secret Message In Photo

Time of First Successful Submission: 2026-08-18 19:04:28

Hidden Treasures In The Picture

Time of First Successful Submission: 2026-08-18 19:12:26

Findthegeneral

Time of First Successful Submission: 2026-08-18 19:17:02

Findthegeneralii

Time of First Successful Submission: 2026-08-18 19:20:54