Alekssandher

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Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2025-04-23 17:49:04

Path Traversal 2

Time of First Successful Submission: 2025-04-23 18:53:35

CMDi 1

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CMDi 2

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CMDi 3

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CMDi 4

Time of First Successful Submission: 2025-04-24 18:04:31

CMDi 5

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CMDi 6

Time of First Successful Submission: 2025-04-24 19:15:38

Authentication Bypass 1

Time of First Successful Submission: 2025-04-24 20:07:30

Authentication Bypass 2

Time of First Successful Submission: 2025-04-24 20:12:17

SQLi 1

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SQLi 2

Time of First Successful Submission: 2025-04-25 11:31:40

SQLi 3

Time of First Successful Submission: 2025-04-25 12:52:46

SQLi 4

Time of First Successful Submission: 2025-04-25 13:11:52

SQLi 5

Time of First Successful Submission: 2025-04-25 14:53:02

XSS 1

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XSS 2

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XSS 3

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XSS 4

Time of First Successful Submission: 2025-04-25 19:03:52

XSS 5

Time of First Successful Submission: 2025-04-29 12:16:52

XSS 6

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XSS 7

Time of First Successful Submission: 2025-04-29 13:36:57

CSRF 1

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CSRF 2

Time of First Successful Submission: 2025-04-29 18:10:03

CSRF 3

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CSRF 4

Time of First Successful Submission: 2025-04-30 11:19:43

CSRF 5

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Connect

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Send

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Shutdown

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Listen

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Scan 1

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Scan 2

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Monitor 1

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Monitor 2

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Sniffing Cookies

Time of First Successful Submission: 2025-05-02 17:22:21

Network Configuration

Time of First Successful Submission: 2025-05-04 14:56:58

Firewall 1

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Firewall 2

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Firewall 3

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Denial of Service 1

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Denial of Service 2

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Denial of Service 3

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Ethernet

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IP

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TCP

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TCP Handshake

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UDP

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UDP 2

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UDP Spoofing 1

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UDP Spoofing 2

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UDP Spoofing 3

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UDP Spoofing 4

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ARP

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Intercept

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Getting Started

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Using the VSCode Workspace

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Using the GUI Desktop

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Pasting into the Desktop

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Restarting Challenges

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Getting Help

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Challenge Programs

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The Flag File

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Using Practice Mode

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Persistent Home Directories - One

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Persistent Home Directories - Two

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Linux Luminarium

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Intro to Commands

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Intro to Arguments

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The Root

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Program and absolute paths

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Position thy self

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Position elsewhere

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Position yet elsewhere

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implicit relative paths, from /

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explicit relative paths, from /

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implicit relative path

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home sweet home

Time of First Successful Submission: 2025-03-29 15:25:44

cat: not the pet, but the command!

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catting absolute paths

Time of First Successful Submission: 2025-03-29 15:44:39

more catting practice

Time of First Successful Submission: 2025-03-29 16:16:53

grepping for a needle in a haystack

Time of First Successful Submission: 2025-03-29 16:18:32

listing files

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touching files

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removing files

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hidden files

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An Epic Filesystem Quest

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making directories

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finding files

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linking files

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Learning From Documentation

Time of First Successful Submission: 2025-03-29 18:16:28

Learning Complex Usage

Time of First Successful Submission: 2025-03-29 18:23:05

Reading Manuals

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Searching Manuals

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Searching For Manuals

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Helpful Programs

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Help for Builtins

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Matching with *

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Matching with ?

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Matching with []

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Matching paths with []

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Mixing globs

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Exclusionary globbing

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Redirecting output

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Redirecting more output

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Appending output

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Redirecting errors

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Redirecting input

Time of First Successful Submission: 2025-03-29 20:59:31

Grepping stored results

Time of First Successful Submission: 2025-03-29 21:01:02

Grepping live output

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Grepping errors

Time of First Successful Submission: 2025-03-29 21:08:56

Duplicating piped data with tee

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Writing to multiple programs

Time of First Successful Submission: 2025-03-29 21:23:54

Split-piping stderr and stdout

Time of First Successful Submission: 2025-03-29 21:38:40

Printing Variables

Time of First Successful Submission: 2025-03-31 10:58:55

Setting Variables

Time of First Successful Submission: 2025-03-31 11:01:28

Multi-word Variables

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Exporting Variables

Time of First Successful Submission: 2025-03-31 11:21:04

Printing Exported Variables

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Storing Command Output

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Reading Input

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Reading Files

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Listing Processes

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Killing Processes

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Interrupting Processes

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Suspending Processes

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Resuming Processes

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Backgrounding Processes

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Foregrounding Processes

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Starting Backgrounded Processes

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Process Exit Codes

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Changing File Ownership

Time of First Successful Submission: 2025-03-31 13:06:56

Groups and Files

Time of First Successful Submission: 2025-03-31 13:13:12

Fun With Groups Names

Time of First Successful Submission: 2025-03-31 13:15:04

Changing Permissions

Time of First Successful Submission: 2025-03-31 13:40:09

Executable Files

Time of First Successful Submission: 2025-03-31 13:46:12

Permission Tweaking Practice

Time of First Successful Submission: 2025-03-31 14:19:28

Permissions Setting Practice

Time of First Successful Submission: 2025-03-31 14:31:45

The SUID Bit

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Becoming root with su

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Other users with su

Time of First Successful Submission: 2025-04-01 11:22:43

Cracking passwords

Time of First Successful Submission: 2025-04-01 11:34:24

Using sudo

Time of First Successful Submission: 2025-04-01 11:38:46

Chaining with Semicolons

Time of First Successful Submission: 2025-04-01 11:43:34

Your First Shell Script

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Redirecting Script Output

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Executable Shell Scripts

Time of First Successful Submission: 2025-04-01 11:53:22

The PATH Variable

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Setting PATH

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Adding Commands

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Hijacking Commands

Time of First Successful Submission: 2025-04-01 12:54:14

Computing 101

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Your First Register

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Your First Syscall

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Exit Codes

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Building Executables

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Moving Between Registers

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Tracing Syscalls

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Starting GDB

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Starting Programs in GDB

Time of First Successful Submission: 2025-04-01 17:04:27

Loading From Memory

Time of First Successful Submission: 2025-04-02 13:12:20

More Loading Practice

Time of First Successful Submission: 2025-04-02 13:15:11

Dereferencing Pointers

Time of First Successful Submission: 2025-04-02 13:21:44

Dereferencing Yourself

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Dereferencing with Offsets

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Stored Addresses

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Double Dereference

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Triple Dereference

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Writing Output

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Chaining Syscalls

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Writing Strings

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Reading Data

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set-register

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set-multiple-registers

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add-to-register

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linear-equation-registers

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integer-division

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modulo-operation

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set-upper-byte

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efficient-modulo

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byte-extraction

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bitwise-and

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check-even

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memory-read

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memory-write

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memory-increment

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byte-access

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memory-size-access

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little-endian-write

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memory-sum

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stack-subtraction

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swap-stack-values

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average-stack-values

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absolute-jump

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relative-jump

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jump-trampoline

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conditional-jump

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indirect-jump

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average-loop

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count-non-zero

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string-lower

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most-common-byte

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level1

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level2

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level3

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level4

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level5

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level6

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level7

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level8

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Exit

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Socket

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Bind

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Listen

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Accept

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Static Response

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Dynamic Response

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Iterative GET Server

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Concurrent GET Server

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Concurrent POST Server

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Web Server

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Playing With Programs

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What's the password?

Time of First Successful Submission: 2025-04-15 18:15:14

... and again!

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Newline Troubles

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Reasoning about files

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Specifying Filenames

Time of First Successful Submission: 2025-04-15 19:07:09

Binary and Hex Encoding

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More Hex

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Decoding Hex

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Decoding Practice

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Encoding Practice

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Hex-encoding ASCII

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Nested Encoding

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Hex-encoding UTF-8

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UTF Mixups

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Modifying Encoded Data

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Decoding Base64

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Encoding Base64

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Dealing with Obfuscation

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Dealing with Obfuscation 2

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Your First HTTP Request

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Reading Flask

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Commented Data

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HTTP Metadata

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HTTP (netcat)

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HTTP Paths (netcat)

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HTTP (curl)

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HTTP (python)

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HTTP Host Header (python)

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HTTP Host Header (curl)

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HTTP Host Header (netcat)

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URL Encoding (netcat)

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HTTP GET Parameters

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Multiple HTTP Parameters (netcat)

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Multiple HTTP Parameters (curl)

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HTTP Forms

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HTTP Forms (curl)

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HTTP Forms (netcat)

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HTTP Forms (python)

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HTTP Forms Without Forms

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Multiple Form Fields (curl)

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Multiple Form Fields (netcat)

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HTTP Redirects (netcat)

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HTTP Redirects (curl)

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HTTP Redirects (python)

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HTTP Cookies (curl)

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HTTP Cookies (netcat)

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HTTP Cookies (python)

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Server State (python)

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Listening Web

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Speaking Redirects

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JavaScript Redirects

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Including JavaScript

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HTTP (javascript)

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HTTP Get Parameters (javascript)

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HTTP Forms (javascript)

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cat

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SQL Queries

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Filtering SQL

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Choosing Columns

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Exclusionary Filtering

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Filtering Strings

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Filtering on Expressions

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SELECTing Expressions

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Composite Conditions

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Reaching Your LIMITs

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Querying Metadata

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