cnr

Intro to Cybersecurity

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Path Traversal 1

Time of First Successful Submission: 2025-09-03 18:36:27

Path Traversal 2

Time of First Successful Submission: 2025-09-03 19:05:00

CMDi 1

Time of First Successful Submission: 2025-09-03 19:09:48

CMDi 2

Time of First Successful Submission: 2025-09-03 19:13:29

CMDi 3

Time of First Successful Submission: 2025-09-03 19:26:11

CMDi 4

Time of First Successful Submission: 2025-09-03 19:31:07

CMDi 5

Time of First Successful Submission: 2025-09-03 19:32:40

CMDi 6

Time of First Successful Submission: 2025-09-03 20:08:42

Authentication Bypass 1

Time of First Successful Submission: 2025-09-03 20:14:02

Authentication Bypass 2

Time of First Successful Submission: 2025-09-03 20:19:18

SQLi 1

Time of First Successful Submission: 2025-09-03 20:58:44

SQLi 2

Time of First Successful Submission: 2025-09-04 14:01:42

SQLi 3

Time of First Successful Submission: 2025-09-04 14:22:41

SQLi 4

Time of First Successful Submission: 2025-09-04 15:13:12

SQLi 5

Time of First Successful Submission: 2025-09-04 18:23:37

XSS 1

Time of First Successful Submission: 2025-09-04 18:59:20

XSS 2

Time of First Successful Submission: 2025-09-04 19:03:31

XSS 3

Time of First Successful Submission: 2025-09-04 19:07:48

XSS 4

Time of First Successful Submission: 2025-09-04 19:18:08

XSS 5

Time of First Successful Submission: 2025-09-04 19:48:55

XSS 6

Time of First Successful Submission: 2025-09-04 19:52:43

XSS 7

Time of First Successful Submission: 2025-09-04 20:38:37

CSRF 1

Time of First Successful Submission: 2025-09-04 22:20:08

CSRF 2

Time of First Successful Submission: 2025-09-04 23:02:03

CSRF 3

Time of First Successful Submission: 2025-09-04 23:37:25

CSRF 4

Time of First Successful Submission: 2025-09-04 23:54:23

CSRF 5

Time of First Successful Submission: 2025-09-05 17:22:31

Connect

Time of First Successful Submission: 2025-09-05 19:05:45

Send

Time of First Successful Submission: 2025-09-05 19:06:48

Shutdown

Time of First Successful Submission: 2025-09-05 19:07:42

Listen

Time of First Successful Submission: 2025-09-05 19:08:20

Scan 1

Time of First Successful Submission: 2025-09-05 19:30:34

Scan 2

Time of First Successful Submission: 2025-09-05 20:30:20

Monitor 1

Time of First Successful Submission: 2025-09-05 20:37:03

Monitor 2

Time of First Successful Submission: 2025-09-05 20:39:17

Sniffing Cookies

Time of First Successful Submission: 2025-09-05 20:43:21

Network Configuration

Time of First Successful Submission: 2025-09-05 20:47:59

Firewall 1

Time of First Successful Submission: 2025-09-05 21:09:35

Firewall 2

Time of First Successful Submission: 2025-09-05 21:14:11

Firewall 3

Time of First Successful Submission: 2025-09-08 00:38:47

Denial of Service 1

Time of First Successful Submission: 2025-09-05 22:43:08

Denial of Service 2

Time of First Successful Submission: 2025-09-05 23:44:42

Denial of Service 3

Time of First Successful Submission: 2025-09-08 00:12:19

Ethernet

Time of First Successful Submission: 2025-09-08 22:08:38

IP

Time of First Successful Submission: 2025-09-08 22:11:24

TCP

Time of First Successful Submission: 2025-09-08 22:13:26

TCP Handshake

Time of First Successful Submission: 2025-09-08 22:21:23

UDP

Time of First Successful Submission: 2025-09-08 22:35:51

UDP 2

Time of First Successful Submission: 2025-09-08 22:38:41

UDP Spoofing 1

Time of First Successful Submission: 2025-09-08 22:46:34

UDP Spoofing 2

Time of First Successful Submission: 2025-09-08 22:53:05

UDP Spoofing 3

Time of First Successful Submission: 2025-09-08 23:42:59

UDP Spoofing 4

Time of First Successful Submission: 2025-09-08 23:51:13

ARP

Time of First Successful Submission: 2025-09-09 15:40:59

Intercept

Time of First Successful Submission: 2025-09-09 18:59:22

Man-in-the-Middle

Time of First Successful Submission: 2025-09-10 22:08:55

XOR

Time of First Successful Submission: 2025-09-10 22:30:46

XORing Hex

Time of First Successful Submission: 2025-09-10 22:34:21

XORing ASCII

Time of First Successful Submission: 2025-09-10 22:37:48

XORing ASCII Strings

Time of First Successful Submission: 2025-09-10 22:44:13

One-time Pad

Time of First Successful Submission: 2025-09-10 22:47:49

One-time Pad Tampering

Time of First Successful Submission: 2025-09-10 22:57:34

Many-time Pad

Time of First Successful Submission: 2025-09-11 21:45:45

AES

Time of First Successful Submission: 2025-09-11 21:50:50

AES-ECB-CPA

Time of First Successful Submission: 2025-09-11 22:55:36

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2025-09-12 00:41:03

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2025-09-12 22:15:06

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2025-09-12 22:30:33

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2025-09-13 14:45:56

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2025-09-13 16:06:41

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2025-09-13 20:07:51

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2025-09-14 01:30:25

AES-CBC

Time of First Successful Submission: 2025-09-14 22:39:30

AES-CBC Tampering

Time of First Successful Submission: 2025-09-15 19:34:38

AES-CBC Resizing

Time of First Successful Submission: 2025-09-15 19:36:51

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2025-09-20 17:10:23

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2025-09-20 17:25:11

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2025-09-21 17:45:37

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2025-09-30 14:34:28

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2025-09-30 14:39:17

DHKE

Time of First Successful Submission: 2025-09-30 15:14:14

DHKE-to-AES

Time of First Successful Submission: 2025-09-30 15:24:40

RSA 1

Time of First Successful Submission: 2025-09-30 16:25:18

RSA 2

Time of First Successful Submission: 2025-09-30 19:32:00

RSA 3

Time of First Successful Submission: 2025-09-30 20:26:53

RSA 4

Time of First Successful Submission: 2025-09-30 22:28:50

RSA Signatures

Time of First Successful Submission: 2025-10-01 00:50:31

SHA 1

Time of First Successful Submission: 2025-10-03 11:41:43

SHA 2

Time of First Successful Submission: 2025-10-03 11:48:16

TLS 1

Time of First Successful Submission: 2025-10-03 13:55:12

TLS 2

Time of First Successful Submission: 2025-10-03 22:32:11

level1

Time of First Successful Submission: 2025-10-04 15:04:24

level2

Time of First Successful Submission: 2025-10-04 15:05:34

level3

Time of First Successful Submission: 2025-10-04 15:06:36

level4

Time of First Successful Submission: 2025-10-04 15:07:17

level5

Time of First Successful Submission: 2025-10-04 15:11:00

level6

Time of First Successful Submission: 2025-10-04 15:14:33

level7

Time of First Successful Submission: 2025-10-04 15:15:19

level8

Time of First Successful Submission: 2025-10-04 15:16:19

level9

Time of First Successful Submission: 2025-10-04 15:17:33

level10

Time of First Successful Submission: 2025-10-04 15:19:13

level11

Time of First Successful Submission: 2025-10-04 15:23:17

level12

Time of First Successful Submission: 2025-10-04 15:26:59

level13

Time of First Successful Submission: 2025-10-04 15:27:44

level14

Time of First Successful Submission: 2025-10-04 15:28:45

level15

Time of First Successful Submission: 2025-10-04 15:29:46

level16

Time of First Successful Submission: 2025-10-04 15:30:42

level17

Time of First Successful Submission: 2025-10-04 16:38:32

level18

Time of First Successful Submission: 2025-10-04 16:39:38

level19

Time of First Successful Submission: 2025-10-04 17:03:08

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2025-10-04 17:13:48

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2025-10-04 17:16:04

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2025-10-04 17:18:12

Reading Endianness (Python)

Time of First Successful Submission: 2025-10-04 17:20:38

Reading Endianness (C)

Time of First Successful Submission: 2025-10-04 17:25:38

Reading Endianness (x86)

Time of First Successful Submission: 2025-10-04 18:24:33

Version Information (Python)

Time of First Successful Submission: 2025-10-04 18:27:23

Version Information (C)

Time of First Successful Submission: 2025-10-04 18:29:38

Version Information (x86)

Time of First Successful Submission: 2025-10-04 18:33:49

Metadata and Data (Python)

Time of First Successful Submission: 2025-10-04 18:39:35

Metadata and Data (C)

Time of First Successful Submission: 2025-10-04 18:47:05

Metadata and Data (x86)

Time of First Successful Submission: 2025-10-04 18:55:55

Input Restrictions (Python)

Time of First Successful Submission: 2025-10-04 19:00:21

Input Restrictions (C)

Time of First Successful Submission: 2025-10-04 19:06:53

Input Restrictions (x86)

Time of First Successful Submission: 2025-10-04 19:13:17

Behold the cIMG! (Python)

Time of First Successful Submission: 2025-10-04 19:20:38

Behold the cIMG! (C)

Time of First Successful Submission: 2025-10-04 19:24:41

Behold the cIMG! (x86)

Time of First Successful Submission: 2025-10-04 19:30:02

A Basic cIMG (Python)

Time of First Successful Submission: 2025-10-04 19:44:09

A Basic cIMG (C)

Time of First Successful Submission: 2025-10-04 19:53:04

A Basic cIMG (x86)

Time of First Successful Submission: 2025-10-04 19:57:16

Internal State Mini (C)

Time of First Successful Submission: 2025-10-05 00:50:38

Internal State Mini (x86)

Time of First Successful Submission: 2025-10-05 01:02:57

Internal State (C)

Time of First Successful Submission: 2025-10-05 15:45:53

Internal State (x86)

Time of First Successful Submission: 2025-10-05 16:55:36

File Formats: Directives (C)

Time of First Successful Submission: 2025-10-05 17:15:39

File Formats: Directives (x86)

Time of First Successful Submission: 2025-10-05 17:34:27

The Patch Directive

Time of First Successful Submission: 2025-10-12 16:46:25

Optimizing for Space

Time of First Successful Submission: 2025-10-12 18:13:19

Tweaking Images

Time of First Successful Submission: 2025-10-13 16:41:14

Storage and Retrieval

Time of First Successful Submission: 2025-10-19 19:20:07

Extracting Knowledge

Time of First Successful Submission: 2025-10-19 21:23:31

Advanced Sprites

Time of First Successful Submission: 2026-05-22 16:02:55

Accessing Resources

Time of First Successful Submission: 2026-05-22 19:27:16

Unsafe Animations

Time of First Successful Submission: 2026-05-23 17:31:13

Animations

Time of First Successful Submission: 2026-05-23 20:56:03

Interoperability: Patching Data

Time of First Successful Submission: 2026-05-23 21:43:08

Patching Code

Time of First Successful Submission: 2026-05-23 22:03:49

Patching Control Flow

Time of First Successful Submission: 2026-05-23 22:41:28

Your First Overflow (easy)

Time of First Successful Submission: 2026-05-24 00:13:40

Your First Overflow (hard)

Time of First Successful Submission: 2026-05-24 00:16:15

Precision (easy)

Time of First Successful Submission: 2026-05-24 00:19:14

Precision (hard)

Time of First Successful Submission: 2026-05-24 00:21:53

Variable Control (easy)

Time of First Successful Submission: 2026-05-24 00:27:23

Variable Control (hard)

Time of First Successful Submission: 2026-05-24 00:29:52

Control Hijack (easy)

Time of First Successful Submission: 2026-05-24 00:36:23

Control Hijack (hard)

Time of First Successful Submission: 2026-05-24 00:38:55

Tricky Control Hijack (easy)

Time of First Successful Submission: 2026-05-24 00:43:20

Tricky Control Hijack (hard)

Time of First Successful Submission: 2026-05-24 00:45:55

PIEs (easy)

Time of First Successful Submission: 2026-05-24 00:54:45

PIEs (hard)

Time of First Successful Submission: 2026-05-24 00:58:28

String Lengths (easy)

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

String Lengths (hard)

Time of First Successful Submission: 2026-05-24 01:10:50

Basic Shellcode

Time of First Successful Submission: 2026-05-24 16:28:48

NOP Sleds

Time of First Successful Submission: 2026-05-24 16:33:55

NULL-Free Shellcode

Time of First Successful Submission: 2026-05-24 16:38:55

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2026-05-24 16:50:06

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2026-05-24 16:54:17

Hijack to Shellcode (easy)

Time of First Successful Submission: 2026-05-24 17:08:53

Hijack to Shellcode (hard)

Time of First Successful Submission: 2026-05-24 18:11:26

ECB-to-Win (easy)

Time of First Successful Submission: 2026-05-25 00:02:41

ECB-to-Win (hard)

Time of First Successful Submission: 2026-05-25 00:46:41

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2026-05-25 15:59:12

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2026-05-25 16:48:30

CIMG Screenshots

Time of First Successful Submission: 2026-05-26 16:19:21

CIMG Screenshots 2

Time of First Successful Submission: 2026-05-26 19:01:36

Wily Webserver

Time of First Successful Submission: 2026-05-26 21:38:02

The Watering Hole

Time of First Successful Submission: 2026-05-27 14:59:25

Secure Chat 1

Time of First Successful Submission: 2026-05-27 18:57:00

Secure Chat 2

Time of First Successful Submission: 2026-05-28 23:53:13

Secure Chat 3

Time of First Successful Submission: 2026-06-15 19:54:56

Secure Chat 4

Time of First Successful Submission: 2026-06-16 22:06:47

Secure Chat 5

Time of First Successful Submission: 2026-06-17 15:15:24

Program Security

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ello ackers!

Time of First Successful Submission: 2026-06-17 18:41:19

Syscall Smuggler

Time of First Successful Submission: 2026-06-17 19:08:03

Syscall Shenanigans

Time of First Successful Submission: 2026-06-17 19:14:13

Byte Budget

Time of First Successful Submission: 2026-06-17 23:47:46

ClobberCode

Time of First Successful Submission: 2026-06-18 15:10:37

Diverse Delivery

Time of First Successful Submission: 2026-06-18 15:45:55

Pocket Payload

Time of First Successful Submission: 2026-06-18 19:56:41

Micro Menace

Time of First Successful Submission: 2026-06-19 02:21:47

Login Leakage (Easy)

Time of First Successful Submission: 2026-06-19 14:42:58

Login Leakage (Hard)

Time of First Successful Submission: 2026-06-19 14:45:57

Bounds Breaker (Easy)

Time of First Successful Submission: 2026-06-19 14:54:48

Bounds Breaker (Hard)

Time of First Successful Submission: 2026-06-19 14:57:06

Casting Catastrophe (Easy)

Time of First Successful Submission: 2026-06-19 15:09:17

Casting Catastrophe (Hard)

Time of First Successful Submission: 2026-06-19 15:12:00

Pointer Problems (Easy)

Time of First Successful Submission: 2026-06-19 16:11:57

Pointer Problems (Hard)

Time of First Successful Submission: 2026-06-19 16:19:21

Anomalous Array (Easy)

Time of First Successful Submission: 2026-06-19 18:40:25

Anomalous Array (Hard)

Time of First Successful Submission: 2026-06-19 18:43:29

Now you got it (Easy)

Time of First Successful Submission: 2026-06-19 19:09:16

Now you got it (Hard)

Time of First Successful Submission: 2026-06-19 19:46:15

Loop Lunacy (Easy)

Time of First Successful Submission: 2026-06-19 23:14:58

Loop Lunacy (Hard)

Time of First Successful Submission: 2026-06-19 23:38:37

Nosy Neighbor (Easy)

Time of First Successful Submission: 2026-06-20 16:21:35

Nosy Neighbor (Hard)

Time of First Successful Submission: 2026-06-20 16:26:58

Recursive Ruin (Easy)

Time of First Successful Submission: 2026-06-20 18:17:33

Recursive Ruin (Hard)

Time of First Successful Submission: 2026-06-20 18:23:33

Lingering Leftover (Easy)

Time of First Successful Submission: 2026-06-20 18:37:00

Lingering Leftover (Hard)

Time of First Successful Submission: 2026-06-20 18:40:59

Latent Leak (Easy)

Time of First Successful Submission: 2026-06-20 22:02:14

Latent Leak (Hard)

Time of First Successful Submission: 2026-06-20 22:17:30

Software Exploitation

7 / 90 1157 / 2300

Level1.0

Time of First Successful Submission: 2025-09-03 15:53:05

Level1.1

Time of First Successful Submission: 2025-09-03 16:14:32

Level2.0

Time of First Successful Submission: 2025-09-03 16:18:41

Level2.1

Time of First Successful Submission: 2025-09-03 16:24:04

Level3.0

Time of First Successful Submission: 2025-09-03 17:26:41

Level3.1

Time of First Successful Submission: 2025-09-03 17:34:03

Level4.0

Time of First Successful Submission: 2025-09-03 18:23:48

Start Here

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Using the Terminal

Time of First Successful Submission: 2025-09-03 14:16:53

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-03 14:18:47

Using the GUI Desktop

Time of First Successful Submission: 2025-09-03 14:20:04

Pasting into the Desktop

Time of First Successful Submission: 2025-09-03 14:21:18

Restarting Challenges

Time of First Successful Submission: 2025-09-03 14:23:27

Challenge Programs

Time of First Successful Submission: 2025-09-03 14:26:00

The Flag File

Time of First Successful Submission: 2025-09-03 14:26:42

Using Privileged Mode

Time of First Successful Submission: 2025-09-03 14:47:54

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-03 15:00:42

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-03 15:01:42

DSU Cyber Camps

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Using the Terminal

Time of First Successful Submission: 2025-09-03 14:16:53

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-03 14:18:47

Using the GUI Desktop

Time of First Successful Submission: 2025-09-03 14:20:04

Pasting into the Desktop

Time of First Successful Submission: 2025-09-03 14:21:18

Connecting over SSH

Time of First Successful Submission: 2026-05-23 17:55:41

Restarting Challenges

Time of First Successful Submission: 2025-09-03 14:23:27

Getting Help

Time of First Successful Submission: 2025-09-03 14:25:05

Challenge Programs

Time of First Successful Submission: 2025-09-03 14:26:00

The Flag File

Time of First Successful Submission: 2025-09-03 14:26:42

Using Privileged Mode

Time of First Successful Submission: 2025-09-03 14:47:54

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-03 15:00:42

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-03 15:01:42

GCA CTF

12 / 104 2926 / 48708

Using the Terminal

Time of First Successful Submission: 2025-09-03 14:16:53

Using the VSCode Workspace

Time of First Successful Submission: 2025-09-03 14:18:47

Using the GUI Desktop

Time of First Successful Submission: 2025-09-03 14:20:04

Pasting into the Desktop

Time of First Successful Submission: 2025-09-03 14:21:18

Connecting over SSH

Time of First Successful Submission: 2026-05-23 17:55:41

Restarting Challenges

Time of First Successful Submission: 2025-09-03 14:23:27

Getting Help

Time of First Successful Submission: 2025-09-03 14:25:05

Challenge Programs

Time of First Successful Submission: 2025-09-03 14:26:00

The Flag File

Time of First Successful Submission: 2025-09-03 14:26:42

Using Privileged Mode

Time of First Successful Submission: 2025-09-03 14:47:54

Persistent Home Directories - One

Time of First Successful Submission: 2025-09-03 15:00:42

Persistent Home Directories - Two

Time of First Successful Submission: 2025-09-03 15:01:42