QWERTZ

Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2026-03-18 22:30:03

Path Traversal 2

Time of First Successful Submission: 2026-03-18 22:38:27

CMDi 1

Time of First Successful Submission: 2026-03-18 22:40:30

CMDi 2

Time of First Successful Submission: 2026-03-19 09:01:03

CMDi 3

Time of First Successful Submission: 2026-03-19 09:04:06

CMDi 4

Time of First Successful Submission: 2026-03-19 09:06:00

CMDi 5

Time of First Successful Submission: 2026-03-19 09:08:13

CMDi 6

Time of First Successful Submission: 2026-03-19 09:10:04

Authentication Bypass 1

Time of First Successful Submission: 2026-03-19 09:12:54

Authentication Bypass 2

Time of First Successful Submission: 2026-03-19 09:22:03

SQLi 1

Time of First Successful Submission: 2026-03-19 09:24:51

SQLi 2

Time of First Successful Submission: 2026-03-19 09:27:54

SQLi 3

Time of First Successful Submission: 2026-03-19 09:29:32

SQLi 4

Time of First Successful Submission: 2026-03-19 09:31:07

SQLi 5

Time of First Successful Submission: 2026-03-19 09:33:20

XSS 1

Time of First Successful Submission: 2026-03-19 09:51:23

XSS 2

Time of First Successful Submission: 2026-03-19 09:56:14

XSS 3

Time of First Successful Submission: 2026-03-19 09:59:53

XSS 4

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

XSS 5

Time of First Successful Submission: 2026-03-19 10:15:06

XSS 6

Time of First Successful Submission: 2026-03-19 10:20:01

XSS 7

Time of First Successful Submission: 2026-03-20 07:32:26

CSRF 1

Time of First Successful Submission: 2026-03-20 07:59:51

CSRF 2

Time of First Successful Submission: 2026-03-20 08:49:48

CSRF 3

Time of First Successful Submission: 2026-03-20 09:09:10

CSRF 4

Time of First Successful Submission: 2026-03-20 09:18:20

CSRF 5

Time of First Successful Submission: 2026-03-20 09:25:06

Connect

Time of First Successful Submission: 2026-03-20 11:55:49

Send

Time of First Successful Submission: 2026-03-20 11:57:52

Shutdown

Time of First Successful Submission: 2026-03-20 12:01:05

Listen

Time of First Successful Submission: 2026-03-20 12:02:51

Scan 1

Time of First Successful Submission: 2026-03-20 17:01:09

Scan 2

Time of First Successful Submission: 2026-03-20 17:18:08

Monitor 1

Time of First Successful Submission: 2026-03-21 10:39:26

Monitor 2

Time of First Successful Submission: 2026-03-21 10:46:15

Sniffing Cookies

Time of First Successful Submission: 2026-03-21 11:09:24

Network Configuration

Time of First Successful Submission: 2026-03-21 11:15:37

Firewall 1

Time of First Successful Submission: 2026-03-21 11:18:27

Firewall 2

Time of First Successful Submission: 2026-03-21 11:19:54

Firewall 3

Time of First Successful Submission: 2026-03-21 11:20:35

Denial of Service 1

Time of First Successful Submission: 2026-03-21 11:23:03

Denial of Service 2

Time of First Successful Submission: 2026-03-21 11:23:39

Denial of Service 3

Time of First Successful Submission: 2026-03-23 08:07:22

Ethernet

Time of First Successful Submission: 2026-03-23 08:12:12

IP

Time of First Successful Submission: 2026-03-23 08:15:06

TCP

Time of First Successful Submission: 2026-03-23 08:16:59

TCP Handshake

Time of First Successful Submission: 2026-03-23 08:23:15

UDP

Time of First Successful Submission: 2026-03-23 10:43:10

UDP 2

Time of First Successful Submission: 2026-03-23 10:46:46

UDP Spoofing 1

Time of First Successful Submission: 2026-03-23 10:48:22

UDP Spoofing 2

Time of First Successful Submission: 2026-03-24 10:43:39

UDP Spoofing 3

Time of First Successful Submission: 2026-03-25 07:23:33

UDP Spoofing 4

Time of First Successful Submission: 2026-03-25 07:30:00

ARP

Time of First Successful Submission: 2026-03-25 07:33:26

Intercept

Time of First Successful Submission: 2026-03-27 07:53:08

Man-in-the-Middle

Time of First Successful Submission: 2026-04-05 18:36:31

XOR

Time of First Successful Submission: 2026-04-05 18:41:25

XORing Hex

Time of First Successful Submission: 2026-04-05 18:44:23

XORing ASCII

Time of First Successful Submission: 2026-04-05 18:50:10

XORing ASCII Strings

Time of First Successful Submission: 2026-04-05 18:51:33

One-time Pad

Time of First Successful Submission: 2026-04-05 18:52:19

One-time Pad Tampering

Time of First Successful Submission: 2026-04-05 18:56:30

Many-time Pad

Time of First Successful Submission: 2026-04-05 19:00:10

AES

Time of First Successful Submission: 2026-04-05 19:02:27

AES-ECB-CPA

Time of First Successful Submission: 2026-04-05 19:05:29

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2026-04-05 19:07:52

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2026-04-05 19:20:33

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2026-04-05 19:23:42

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2026-04-05 20:13:58

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2026-04-05 20:50:30

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2026-04-05 20:51:53

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2026-04-05 21:01:35

AES-CBC

Time of First Successful Submission: 2026-04-05 21:02:48

AES-CBC Tampering

Time of First Successful Submission: 2026-04-05 21:06:39

AES-CBC Resizing

Time of First Successful Submission: 2026-04-05 21:08:35

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2026-04-05 21:10:59

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2026-04-06 01:46:55

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2026-04-06 01:48:57

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2026-04-06 01:51:43

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2026-04-06 14:37:59

DHKE

Time of First Successful Submission: 2026-04-07 10:50:45

DHKE-to-AES

Time of First Successful Submission: 2026-04-07 10:57:01

RSA 1

Time of First Successful Submission: 2026-04-07 11:12:05

RSA 2

Time of First Successful Submission: 2026-04-07 11:14:12

RSA 3

Time of First Successful Submission: 2026-04-13 07:24:40

RSA 4

Time of First Successful Submission: 2026-04-13 08:13:37

RSA Signatures

Time of First Successful Submission: 2026-04-13 08:19:46

SHA 1

Time of First Successful Submission: 2026-04-13 09:56:12

SHA 2

Time of First Successful Submission: 2026-04-13 09:57:41

TLS 1

Time of First Successful Submission: 2026-04-13 10:07:38

TLS 2

Time of First Successful Submission: 2026-04-13 10:11:23

level1

Time of First Successful Submission: 2026-04-13 10:13:40

level2

Time of First Successful Submission: 2026-04-13 10:14:51

level3

Time of First Successful Submission: 2026-04-13 10:15:35

level4

Time of First Successful Submission: 2026-04-13 10:17:52

level5

Time of First Successful Submission: 2026-04-13 10:21:38

level6

Time of First Successful Submission: 2026-04-13 10:28:09

level7

Time of First Successful Submission: 2026-04-13 10:32:40

level8

Time of First Successful Submission: 2026-04-13 10:40:22

level9

Time of First Successful Submission: 2026-04-13 10:41:31

level10

Time of First Successful Submission: 2026-04-13 10:42:42

level11

Time of First Successful Submission: 2026-04-13 10:49:16

level12

Time of First Successful Submission: 2026-04-13 10:52:41

level13

Time of First Successful Submission: 2026-04-13 10:53:36

level14

Time of First Successful Submission: 2026-04-13 10:54:12

level15

Time of First Successful Submission: 2026-04-13 10:54:48

level16

Time of First Successful Submission: 2026-04-13 10:57:52

level17

Time of First Successful Submission: 2026-04-13 10:58:13

level18

Time of First Successful Submission: 2026-04-13 10:58:30

level19

Time of First Successful Submission: 2026-04-13 11:59:12

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-04-14 08:51:08

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-04-14 09:07:07

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-04-14 09:13:43

Reading Endianness (Python)

Time of First Successful Submission: 2026-04-14 09:16:34

Reading Endianness (C)

Time of First Successful Submission: 2026-04-14 09:33:55

Reading Endianness (x86)

Time of First Successful Submission: 2026-04-14 09:56:53

Version Information (Python)

Time of First Successful Submission: 2026-04-14 10:10:26

Version Information (C)

Time of First Successful Submission: 2026-04-17 08:33:42

Version Information (x86)

Time of First Successful Submission: 2026-04-17 10:02:30

Metadata and Data (Python)

Time of First Successful Submission: 2026-04-17 10:07:29

Metadata and Data (C)

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

Metadata and Data (x86)

Time of First Successful Submission: 2026-04-19 14:15:01

Input Restrictions (Python)

Time of First Successful Submission: 2026-04-19 14:31:51

Input Restrictions (C)

Time of First Successful Submission: 2026-04-19 16:34:00

Input Restrictions (x86)

Time of First Successful Submission: 2026-04-20 06:54:22

Behold the cIMG! (Python)

Time of First Successful Submission: 2026-04-20 07:01:03

Behold the cIMG! (C)

Time of First Successful Submission: 2026-04-20 07:03:22

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-04-20 07:04:29

A Basic cIMG (Python)

Time of First Successful Submission: 2026-04-20 07:12:50

A Basic cIMG (C)

Time of First Successful Submission: 2026-04-20 07:14:55

A Basic cIMG (x86)

Time of First Successful Submission: 2026-04-20 07:17:06

Internal State Mini (C)

Time of First Successful Submission: 2026-04-20 07:21:05

Internal State Mini (x86)

Time of First Successful Submission: 2026-04-20 07:53:51

Internal State (C)

Time of First Successful Submission: 2026-04-20 07:59:08

Internal State (x86)

Time of First Successful Submission: 2026-04-20 08:03:13

File Formats: Directives (C)

Time of First Successful Submission: 2026-04-20 08:08:31

File Formats: Directives (x86)

Time of First Successful Submission: 2026-04-20 08:12:33

The Patch Directive

Time of First Successful Submission: 2026-04-20 18:09:31

Optimizing for Space

Time of First Successful Submission: 2026-04-21 06:51:16

Tweaking Images

Time of First Successful Submission: 2026-04-21 07:04:15

Storage and Retrieval

Time of First Successful Submission: 2026-04-21 07:29:40

Extracting Knowledge

Time of First Successful Submission: 2026-04-21 07:54:19

Advanced Sprites

Time of First Successful Submission: 2026-04-22 07:28:20

Accessing Resources

Time of First Successful Submission: 2026-04-22 07:58:48

Unsafe Animations

Time of First Successful Submission: 2026-04-22 08:03:55

Animations

Time of First Successful Submission: 2026-04-22 08:15:34

Interoperability: Patching Data

Time of First Successful Submission: 2026-04-23 06:56:48

Patching Code

Time of First Successful Submission: 2026-04-23 08:50:34

Patching Control Flow

Time of First Successful Submission: 2026-04-23 09:12:49

Your First Overflow (easy)

Time of First Successful Submission: 2026-04-23 09:15:50

Your First Overflow (hard)

Time of First Successful Submission: 2026-04-23 09:16:44

Precision (easy)

Time of First Successful Submission: 2026-04-23 09:18:52

Precision (hard)

Time of First Successful Submission: 2026-04-23 09:27:26

Variable Control (easy)

Time of First Successful Submission: 2026-04-23 09:29:33

Variable Control (hard)

Time of First Successful Submission: 2026-04-23 09:31:56

Control Hijack (easy)

Time of First Successful Submission: 2026-04-23 09:33:25

Control Hijack (hard)

Time of First Successful Submission: 2026-04-23 09:35:39

Tricky Control Hijack (easy)

Time of First Successful Submission: 2026-04-23 09:39:49

Tricky Control Hijack (hard)

Time of First Successful Submission: 2026-04-23 09:42:06

PIEs (easy)

Time of First Successful Submission: 2026-04-23 10:53:25

PIEs (hard)

Time of First Successful Submission: 2026-04-23 16:18:45

String Lengths (easy)

Time of First Successful Submission: 2026-04-23 16:21:53

String Lengths (hard)

Time of First Successful Submission: 2026-04-23 16:23:49

Basic Shellcode

Time of First Successful Submission: 2026-04-23 16:01:04

NOP Sleds

Time of First Successful Submission: 2026-04-23 16:02:10

NULL-Free Shellcode

Time of First Successful Submission: 2026-04-23 16:05:09

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2026-04-23 16:10:12

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2026-04-23 16:12:09

Hijack to Shellcode (easy)

Time of First Successful Submission: 2026-04-23 16:13:30

Hijack to Shellcode (hard)

Time of First Successful Submission: 2026-04-23 16:15:32

ECB-to-Win (easy)

Time of First Successful Submission: 2026-04-23 16:28:05

ECB-to-Win (hard)

Time of First Successful Submission: 2026-04-23 16:33:16

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2026-04-23 16:37:36

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2026-04-23 16:45:49

CIMG Screenshots

Time of First Successful Submission: 2026-04-27 13:11:30

CIMG Screenshots 2

Time of First Successful Submission: 2026-04-27 13:37:49

Wily Webserver

Time of First Successful Submission: 2026-04-27 16:08:42

The Watering Hole

Time of First Successful Submission: 2026-04-27 16:30:18

Secure Chat 1

Time of First Successful Submission: 2026-04-27 16:43:09

Secure Chat 2

Time of First Successful Submission: 2026-04-27 16:48:16

Secure Chat 3

Time of First Successful Submission: 2026-04-27 17:38:37

Secure Chat 4

Time of First Successful Submission: 2026-04-27 17:44:07

Secure Chat 5

Time of First Successful Submission: 2026-04-27 17:49:48

Program Security

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ello ackers!

Time of First Successful Submission: 2026-04-27 18:09:56

Syscall Smuggler

Time of First Successful Submission: 2026-04-27 18:09:37

Syscall Shenanigans

Time of First Successful Submission: 2026-04-27 18:11:28

Start Here

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Using the Terminal

Time of First Successful Submission: 2026-03-18 22:11:39

Using the VSCode Workspace

Time of First Successful Submission: 2026-03-18 22:13:22

Using the GUI Desktop

Time of First Successful Submission: 2026-03-18 22:14:42

Pasting into the Desktop

Time of First Successful Submission: 2026-03-18 22:16:26

Restarting Challenges

Time of First Successful Submission: 2026-03-18 22:18:19

Challenge Programs

Time of First Successful Submission: 2026-03-18 22:19:24

The Flag File

Time of First Successful Submission: 2026-03-18 22:20:07

Using Privileged Mode

Time of First Successful Submission: 2026-03-18 22:22:21

Persistent Home Directories - One

Time of First Successful Submission: 2026-03-18 22:23:43

Persistent Home Directories - Two

Time of First Successful Submission: 2026-03-18 22:24:09

GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-03-18 22:11:39

Using the VSCode Workspace

Time of First Successful Submission: 2026-03-18 22:13:22

Using the GUI Desktop

Time of First Successful Submission: 2026-03-18 22:14:42

Pasting into the Desktop

Time of First Successful Submission: 2026-03-18 22:16:26

Connecting over SSH

Time of First Successful Submission: 2026-04-23 08:59:11

Restarting Challenges

Time of First Successful Submission: 2026-03-18 22:18:19

Getting Help

Time of First Successful Submission: 2026-04-23 09:00:07

Challenge Programs

Time of First Successful Submission: 2026-03-18 22:19:24

The Flag File

Time of First Successful Submission: 2026-03-18 22:20:07

Using Privileged Mode

Time of First Successful Submission: 2026-03-18 22:22:21

Persistent Home Directories - One

Time of First Successful Submission: 2026-03-18 22:23:43

Persistent Home Directories - Two

Time of First Successful Submission: 2026-03-18 22:24:09