shyph3r [Sith]

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pwn.college Archives

30 / 232 11579 / 25974

Triple Dereference

Time of First Successful Submission: 2026-01-02 19:37:31

set-register

Time of First Successful Submission: 2026-01-03 22:39:27

set-multiple-registers

Time of First Successful Submission: 2026-01-03 22:55:06

add-to-register

Time of First Successful Submission: 2026-01-04 10:53:45

linear-equation-registers

Time of First Successful Submission: 2026-01-04 11:16:37

integer-division

Time of First Successful Submission: 2026-01-04 14:05:11

modulo-operation

Time of First Successful Submission: 2026-01-04 14:31:03

set-upper-byte

Time of First Successful Submission: 2026-01-04 14:41:07

efficient-modulo

Time of First Successful Submission: 2026-01-04 15:08:37

byte-extraction

Time of First Successful Submission: 2026-01-04 15:27:15

bitwise-and

Time of First Successful Submission: 2026-01-04 15:32:26

check-even

Time of First Successful Submission: 2026-01-04 16:09:52

memory-read

Time of First Successful Submission: 2026-01-04 16:21:02

memory-write

Time of First Successful Submission: 2026-01-04 16:25:31

memory-increment

Time of First Successful Submission: 2026-01-04 16:38:24

byte-access

Time of First Successful Submission: 2026-01-04 17:36:30

memory-size-access

Time of First Successful Submission: 2026-01-04 18:37:55

little-endian-write

Time of First Successful Submission: 2026-01-06 14:51:57

memory-sum

Time of First Successful Submission: 2026-01-06 15:34:54

stack-subtraction

Time of First Successful Submission: 2026-01-06 15:56:30

swap-stack-values

Time of First Successful Submission: 2026-01-06 16:10:19

average-stack-values

Time of First Successful Submission: 2026-01-06 16:38:50

absolute-jump

Time of First Successful Submission: 2026-01-06 17:53:59

relative-jump

Time of First Successful Submission: 2026-01-06 18:03:48

jump-trampoline

Time of First Successful Submission: 2026-01-06 20:34:55

conditional-jump

Time of First Successful Submission: 2026-01-06 22:11:21

indirect-jump

Time of First Successful Submission: 2026-01-06 22:59:09

average-loop

Time of First Successful Submission: 2026-01-07 09:58:13

count-non-zero

Time of First Successful Submission: 2026-01-07 10:30:31

string-lower

Time of First Successful Submission: 2026-01-07 16:55:58

CTF Archive

3 / 834 652 / 1034

CRYPTO - 15 - What the Hex

Time of First Successful Submission: 2026-09-11 02:58:09

MISC - 276 - The Real Reversal

Time of First Successful Submission: 2026-09-11 02:52:00

MISC - 459 - File Reader

Time of First Successful Submission: 2026-09-11 02:26:37

Intro to Programming Languages

15 / 253 7866 / 49964

Commands

Time of First Successful Submission: 2025-11-05 07:48:54

Command Arguments

Time of First Successful Submission: 2025-11-05 07:50:03

Command History

Time of First Successful Submission: 2025-11-05 07:50:59

The Root Path

Time of First Successful Submission: 2025-12-27 17:25:07

Absolute Paths

Time of First Successful Submission: 2025-12-27 17:27:39

Changing position

Time of First Successful Submission: 2025-12-27 17:32:55

Changing to an Absolute Path

Time of First Successful Submission: 2025-12-27 17:35:54

Relative Paths

Time of First Successful Submission: 2025-12-27 17:40:28

Cat

Time of First Successful Submission: 2025-12-28 06:16:57

Ls

Time of First Successful Submission: 2026-01-08 22:26:18

Ls All

Time of First Successful Submission: 2026-01-08 22:33:28

Find

Time of First Successful Submission: 2026-01-08 22:54:25

Piping Echo

Time of First Successful Submission: 2026-01-09 13:41:12

Piping Stdout

Time of First Successful Submission: 2026-01-09 13:57:20

Piping Stdin

Time of First Successful Submission: 2026-01-09 20:34:06

The Art of the Shell

1 / 55 602 / 607

The Transient Path

Time of First Successful Submission: 2026-09-09 20:23:56

Intro to Cybersecurity

183 / 183 307 / 25151

Path Traversal 1

Time of First Successful Submission: 2026-01-23 18:57:31

Path Traversal 2

Time of First Successful Submission: 2026-01-23 19:32:44

CMDi 1

Time of First Successful Submission: 2026-01-23 20:15:46

CMDi 2

Time of First Successful Submission: 2026-01-24 17:17:55

CMDi 3

Time of First Successful Submission: 2026-01-24 17:24:34

CMDi 4

Time of First Successful Submission: 2026-01-24 17:28:57

CMDi 5

Time of First Successful Submission: 2026-01-24 17:42:25

CMDi 6

Time of First Successful Submission: 2026-01-24 17:52:40

Authentication Bypass 1

Time of First Successful Submission: 2026-01-25 15:46:23

Authentication Bypass 2

Time of First Successful Submission: 2026-01-25 16:02:26

SQLi 1

Time of First Successful Submission: 2026-01-24 07:43:27

SQLi 2

Time of First Successful Submission: 2026-01-24 08:02:28

SQLi 3

Time of First Successful Submission: 2026-01-24 08:17:12

SQLi 4

Time of First Successful Submission: 2026-01-24 08:31:41

SQLi 5

Time of First Successful Submission: 2026-01-24 09:35:34

XSS 1

Time of First Successful Submission: 2026-01-25 16:58:43

XSS 2

Time of First Successful Submission: 2026-01-25 17:29:12

XSS 3

Time of First Successful Submission: 2026-01-26 06:09:07

XSS 4

Time of First Successful Submission: 2026-01-26 06:18:10

XSS 5

Time of First Successful Submission: 2026-01-26 07:34:51

XSS 6

Time of First Successful Submission: 2026-01-26 08:02:40

XSS 7

Time of First Successful Submission: 2026-01-26 08:26:37

CSRF 1

Time of First Successful Submission: 2026-01-27 16:26:27

CSRF 2

Time of First Successful Submission: 2026-01-27 17:55:39

CSRF 3

Time of First Successful Submission: 2026-01-27 18:48:01

CSRF 4

Time of First Successful Submission: 2026-01-27 20:11:28

CSRF 5

Time of First Successful Submission: 2026-01-27 21:46:07

Connect

Time of First Successful Submission: 2026-02-01 17:56:07

Send

Time of First Successful Submission: 2026-02-01 17:57:27

Shutdown

Time of First Successful Submission: 2026-02-01 18:13:51

Listen

Time of First Successful Submission: 2026-02-01 18:20:42

Scan 1

Time of First Successful Submission: 2026-02-01 18:49:38

Scan 2

Time of First Successful Submission: 2026-02-01 19:33:07

Monitor 1

Time of First Successful Submission: 2026-02-03 17:53:54

Monitor 2

Time of First Successful Submission: 2026-02-03 19:01:36

Sniffing Cookies

Time of First Successful Submission: 2026-02-08 20:55:48

Network Configuration

Time of First Successful Submission: 2026-02-12 08:51:12

Firewall 1

Time of First Successful Submission: 2026-02-11 18:08:01

Firewall 2

Time of First Successful Submission: 2026-02-12 18:13:31

Firewall 3

Time of First Successful Submission: 2026-02-13 15:24:39

Denial of Service 1

Time of First Successful Submission: 2026-02-13 18:14:11

Denial of Service 2

Time of First Successful Submission: 2026-02-15 18:31:14

Denial of Service 3

Time of First Successful Submission: 2026-09-26 08:56:50

Ethernet

Time of First Successful Submission: 2026-05-09 14:03:54

IP

Time of First Successful Submission: 2026-05-09 14:22:48

TCP

Time of First Successful Submission: 2026-05-09 15:12:49

TCP Handshake

Time of First Successful Submission: 2026-05-09 15:54:12

UDP

Time of First Successful Submission: 2026-05-13 04:48:01

UDP 2

Time of First Successful Submission: 2026-05-13 06:34:52

UDP Spoofing 1

Time of First Successful Submission: 2026-05-13 06:57:51

UDP Spoofing 2

Time of First Successful Submission: 2026-05-13 07:22:13

UDP Spoofing 3

Time of First Successful Submission: 2026-05-13 08:02:36

UDP Spoofing 4

Time of First Successful Submission: 2026-05-13 08:47:01

ARP

Time of First Successful Submission: 2026-05-13 09:34:11

Intercept

Time of First Successful Submission: 2026-07-22 17:29:26

Man-in-the-Middle

Time of First Successful Submission: 2026-09-27 23:59:47

XOR

Time of First Successful Submission: 2026-01-28 17:16:48

XORing Hex

Time of First Successful Submission: 2026-07-14 16:48:43

XORing ASCII

Time of First Successful Submission: 2026-07-16 15:26:49

XORing ASCII Strings

Time of First Successful Submission: 2026-07-16 17:06:36

One-time Pad

Time of First Successful Submission: 2026-07-16 17:15:21

One-time Pad Tampering

Time of First Successful Submission: 2026-07-16 17:48:53

Many-time Pad

Time of First Successful Submission: 2026-07-16 18:31:18

AES

Time of First Successful Submission: 2026-07-16 18:48:33

AES-ECB-CPA

Time of First Successful Submission: 2026-07-17 13:15:39

AES-ECB-CPA-HTTP

Time of First Successful Submission: 2026-07-17 14:56:41

AES-ECB-CPA-HTTP (base64)

Time of First Successful Submission: 2026-07-17 15:13:50

AES-ECB-CPA-Suffix

Time of First Successful Submission: 2026-07-17 15:42:57

AES-ECB-CPA-Prefix

Time of First Successful Submission: 2026-07-17 16:42:16

AES-ECB-CPA-Prefix-2

Time of First Successful Submission: 2026-07-17 17:37:37

AES-ECB-CPA-Prefix-Miniboss

Time of First Successful Submission: 2026-07-17 17:53:29

AES-ECB-CPA-Prefix-Boss

Time of First Successful Submission: 2026-07-17 18:30:23

AES-CBC

Time of First Successful Submission: 2026-07-18 17:33:16

AES-CBC Tampering

Time of First Successful Submission: 2026-07-20 13:11:36

AES-CBC Resizing

Time of First Successful Submission: 2026-07-20 16:25:17

AES-CBC-POA-Partial-Block

Time of First Successful Submission: 2026-07-20 18:10:10

AES-CBC-POA-Full-Block

Time of First Successful Submission: 2026-07-21 17:03:14

AES-CBC-POA-Multi-Block

Time of First Successful Submission: 2026-07-21 17:06:26

AES-CBC-POA-Encrypt

Time of First Successful Submission: 2026-07-21 18:18:53

AES-CBC-POA-Encrypt-2

Time of First Successful Submission: 2026-07-21 18:30:17

DHKE

Time of First Successful Submission: 2026-07-22 15:22:20

DHKE-to-AES

Time of First Successful Submission: 2026-07-22 16:17:07

RSA 1

Time of First Successful Submission: 2026-07-27 14:57:43

RSA 2

Time of First Successful Submission: 2026-07-29 16:08:38

RSA 3

Time of First Successful Submission: 2026-07-29 16:36:34

RSA 4

Time of First Successful Submission: 2026-07-29 17:16:50

RSA Signatures

Time of First Successful Submission: 2026-07-29 18:15:56

SHA 1

Time of First Successful Submission: 2026-08-30 00:11:49

SHA 2

Time of First Successful Submission: 2026-08-30 01:38:03

TLS 1

Time of First Successful Submission: 2026-08-31 05:36:29

TLS 2

Time of First Successful Submission: 2026-08-31 06:13:04

level1

Time of First Successful Submission: 2026-08-31 21:52:27

level2

Time of First Successful Submission: 2026-09-01 04:08:47

level3

Time of First Successful Submission: 2026-09-01 04:15:36

level4

Time of First Successful Submission: 2026-09-01 04:22:27

level5

Time of First Successful Submission: 2026-09-01 05:02:04

level6

Time of First Successful Submission: 2026-09-01 05:23:57

level7

Time of First Successful Submission: 2026-09-01 05:36:05

level8

Time of First Successful Submission: 2026-09-01 05:44:03

level9

Time of First Successful Submission: 2026-09-01 05:44:49

level10

Time of First Successful Submission: 2026-09-01 05:46:18

level11

Time of First Successful Submission: 2026-09-01 06:05:25

level12

Time of First Successful Submission: 2026-09-02 05:29:41

level13

Time of First Successful Submission: 2026-09-02 05:32:56

level14

Time of First Successful Submission: 2026-09-02 05:39:48

level15

Time of First Successful Submission: 2026-09-02 05:43:36

level16

Time of First Successful Submission: 2026-09-02 05:46:28

level17

Time of First Successful Submission: 2026-09-02 05:50:23

level18

Time of First Successful Submission: 2026-09-02 05:58:22

level19

Time of First Successful Submission: 2026-09-02 06:01:59

File Formats: Magic Numbers (Python)

Time of First Successful Submission: 2026-05-30 06:46:53

File Formats: Magic Numbers (C)

Time of First Successful Submission: 2026-05-31 07:26:07

File Formats: Magic Numbers (x86)

Time of First Successful Submission: 2026-05-31 07:56:30

Reading Endianness (Python)

Time of First Successful Submission: 2026-05-31 14:30:05

Reading Endianness (C)

Time of First Successful Submission: 2026-06-01 16:24:37

Reading Endianness (x86)

Time of First Successful Submission: 2026-06-02 07:13:27

Version Information (Python)

Time of First Successful Submission: 2026-06-02 07:59:04

Version Information (C)

Time of First Successful Submission: 2026-06-16 13:17:39

Version Information (x86)

Time of First Successful Submission: 2026-06-20 16:41:19

Metadata and Data (Python)

Time of First Successful Submission: 2026-09-09 19:22:43

Metadata and Data (C)

Time of First Successful Submission: 2026-09-09 19:55:17

Metadata and Data (x86)

Time of First Successful Submission: 2026-06-20 17:55:18

Input Restrictions (Python)

Time of First Successful Submission: 2026-09-10 00:10:43

Input Restrictions (C)

Time of First Successful Submission: 2026-09-10 00:38:29

Input Restrictions (x86)

Time of First Successful Submission: 2026-06-20 18:35:12

Behold the cIMG! (Python)

Time of First Successful Submission: 2026-09-10 01:32:47

Behold the cIMG! (C)

Time of First Successful Submission: 2026-09-10 01:29:06

Behold the cIMG! (x86)

Time of First Successful Submission: 2026-06-21 17:40:10

A Basic cIMG (Python)

Time of First Successful Submission: 2026-09-10 02:23:56

A Basic cIMG (C)

Time of First Successful Submission: 2026-09-10 02:44:07

A Basic cIMG (x86)

Time of First Successful Submission: 2026-06-21 18:30:13

Internal State Mini (C)

Time of First Successful Submission: 2026-09-10 06:56:41

Internal State Mini (x86)

Time of First Successful Submission: 2026-06-29 18:34:12

Internal State (C)

Time of First Successful Submission: 2026-09-11 06:22:24

Internal State (x86)

Time of First Successful Submission: 2026-06-30 16:08:56

File Formats: Directives (C)

Time of First Successful Submission: 2026-09-14 07:47:09

File Formats: Directives (x86)

Time of First Successful Submission: 2026-06-30 17:25:38

The Patch Directive

Time of First Successful Submission: 2026-09-15 02:00:26

Optimizing for Space

Time of First Successful Submission: 2026-09-19 00:54:36

Tweaking Images

Time of First Successful Submission: 2026-09-19 02:02:14

Storage and Retrieval

Time of First Successful Submission: 2026-09-19 10:27:52

Extracting Knowledge

Time of First Successful Submission: 2026-09-20 06:30:55

Advanced Sprites

Time of First Successful Submission: 2026-09-21 00:09:51

Accessing Resources

Time of First Successful Submission: 2026-09-21 03:58:32

Unsafe Animations

Time of First Successful Submission: 2026-09-22 01:09:31

Animations

Time of First Successful Submission: 2026-09-22 02:24:06

Interoperability: Patching Data

Time of First Successful Submission: 2026-09-23 21:02:08

Patching Code

Time of First Successful Submission: 2026-09-24 07:00:19

Patching Control Flow

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

Your First Overflow (easy)

Time of First Successful Submission: 2026-06-16 16:19:49

Your First Overflow (hard)

Time of First Successful Submission: 2026-06-16 16:30:39

Precision (easy)

Time of First Successful Submission: 2026-09-05 02:53:19

Precision (hard)

Time of First Successful Submission: 2026-06-16 16:43:10

Variable Control (easy)

Time of First Successful Submission: 2026-09-05 07:29:12

Variable Control (hard)

Time of First Successful Submission: 2026-06-16 17:12:46

Control Hijack (easy)

Time of First Successful Submission: 2026-09-05 07:44:28

Control Hijack (hard)

Time of First Successful Submission: 2026-06-18 16:40:04

Tricky Control Hijack (easy)

Time of First Successful Submission: 2026-09-05 19:27:11

Tricky Control Hijack (hard)

Time of First Successful Submission: 2026-06-19 13:07:46

PIEs (easy)

Time of First Successful Submission: 2026-09-05 20:47:11

PIEs (hard)

Time of First Successful Submission: 2026-07-04 16:33:31

String Lengths (easy)

Time of First Successful Submission: 2026-09-06 00:35:08

String Lengths (hard)

Time of First Successful Submission: 2026-07-04 17:00:01

Basic Shellcode

Time of First Successful Submission: 2026-07-05 05:42:09

NOP Sleds

Time of First Successful Submission: 2026-07-05 15:31:11

NULL-Free Shellcode

Time of First Successful Submission: 2026-07-05 16:03:43

Hijack to (Mapped) Shellcode (easy)

Time of First Successful Submission: 2026-09-07 06:15:29

Hijack to (Mapped) Shellcode (hard)

Time of First Successful Submission: 2026-07-07 15:52:22

Hijack to Shellcode (easy)

Time of First Successful Submission: 2026-09-26 00:16:26

Hijack to Shellcode (hard)

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

ECB-to-Win (easy)

Time of First Successful Submission: 2026-09-07 20:56:05

ECB-to-Win (hard)

Time of First Successful Submission: 2026-07-19 05:14:05

ECB-to-Shellcode (easy)

Time of First Successful Submission: 2026-09-08 06:41:14

ECB-to-Shellcode (hard)

Time of First Successful Submission: 2026-09-08 18:28:25

CIMG Screenshots

Time of First Successful Submission: 2026-09-25 23:40:18

CIMG Screenshots 2

Time of First Successful Submission: 2026-09-26 04:45:23

Wily Webserver

Time of First Successful Submission: 2026-07-10 16:04:04

The Watering Hole

Time of First Successful Submission: 2026-07-13 09:30:37

Secure Chat 1

Time of First Successful Submission: 2026-07-14 15:51:01

Secure Chat 2

Time of First Successful Submission: 2026-10-04 00:56:11

Secure Chat 3

Time of First Successful Submission: 2026-10-05 06:00:40

Secure Chat 4

Time of First Successful Submission: 2026-10-05 21:11:33

Secure Chat 5

Time of First Successful Submission: 2026-10-06 06:59:49

Start Here

5 / 10 41749 / 69161

Using the Terminal

Time of First Successful Submission: 2026-01-08 11:07:44

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-08 11:11:18

Using the GUI Desktop

Time of First Successful Submission: 2026-01-08 11:12:30

Pasting into the Desktop

Time of First Successful Submission: 2026-01-08 11:13:28

Restarting Challenges

Time of First Successful Submission: 2026-01-08 11:26:57

Linux Luminarium

128 / 128 1438 / 50678

Intro to Commands

Time of First Successful Submission: 2025-11-05 07:48:54

Intro to Arguments

Time of First Successful Submission: 2025-11-05 07:50:03

Command History

Time of First Successful Submission: 2025-11-05 07:50:59

The Root

Time of First Successful Submission: 2025-12-27 17:25:07

Program and absolute paths

Time of First Successful Submission: 2025-12-27 17:27:39

Position thy self

Time of First Successful Submission: 2025-12-27 17:32:55

Position elsewhere

Time of First Successful Submission: 2025-12-27 17:35:54

implicit relative paths, from /

Time of First Successful Submission: 2025-12-27 17:40:28

explicit relative paths, from /

Time of First Successful Submission: 2025-12-27 17:45:14

implicit relative path

Time of First Successful Submission: 2025-12-27 18:53:29

home sweet home

Time of First Successful Submission: 2025-12-27 18:59:06

cat: not the pet, but the command!

Time of First Successful Submission: 2025-12-28 06:16:57

catting absolute paths

Time of First Successful Submission: 2025-12-28 06:20:54

more catting practice

Time of First Successful Submission: 2025-12-28 06:24:04

grepping for a needle in a haystack

Time of First Successful Submission: 2025-12-28 06:29:00

comparing files

Time of First Successful Submission: 2026-01-08 22:22:06

listing files

Time of First Successful Submission: 2026-01-08 22:26:18

touching files

Time of First Successful Submission: 2026-01-08 22:29:18

removing files

Time of First Successful Submission: 2026-01-08 22:29:41

moving files

Time of First Successful Submission: 2026-01-08 22:32:47

copying files

Time of First Successful Submission: 2026-01-18 14:52:28

hidden files

Time of First Successful Submission: 2026-01-08 22:33:28

An Epic Filesystem Quest

Time of First Successful Submission: 2026-01-08 22:43:17

making directories

Time of First Successful Submission: 2026-01-08 22:47:18

finding files

Time of First Successful Submission: 2026-01-08 22:54:25

linking files

Time of First Successful Submission: 2026-01-08 23:16:32

Learning From Documentation

Time of First Successful Submission: 2026-01-08 23:38:33

Learning Complex Usage

Time of First Successful Submission: 2026-01-08 23:45:08

Reading Manuals

Time of First Successful Submission: 2026-01-08 23:51:40

Searching Manuals

Time of First Successful Submission: 2026-01-09 11:22:39

Searching For Manuals

Time of First Successful Submission: 2026-01-09 11:33:14

Helpful Programs

Time of First Successful Submission: 2026-01-09 11:49:51

Help for Builtins

Time of First Successful Submission: 2026-01-09 12:15:15

Matching with *

Time of First Successful Submission: 2026-01-09 12:21:03

Matching with ?

Time of First Successful Submission: 2026-01-09 12:22:10

Matching with []

Time of First Successful Submission: 2026-01-09 12:50:18

Matching paths with []

Time of First Successful Submission: 2026-01-09 12:52:40

Multiple globs

Time of First Successful Submission: 2026-01-09 12:58:05

Mixing globs

Time of First Successful Submission: 2026-01-09 13:05:58

Exclusionary globbing

Time of First Successful Submission: 2026-01-09 13:07:01

Tab completion

Time of First Successful Submission: 2026-01-09 13:13:42

Multiple options for tab completion

Time of First Successful Submission: 2026-01-09 13:16:56

Tab completion on commands

Time of First Successful Submission: 2026-01-09 13:17:39

Redirecting output

Time of First Successful Submission: 2026-01-09 13:41:12

Redirecting more output

Time of First Successful Submission: 2026-01-09 13:57:20

Appending output

Time of First Successful Submission: 2026-01-09 17:35:58

Redirecting errors

Time of First Successful Submission: 2026-01-09 18:56:51

Redirecting input

Time of First Successful Submission: 2026-01-09 20:34:06

Grepping stored results

Time of First Successful Submission: 2026-01-09 20:35:41

Grepping live output

Time of First Successful Submission: 2026-01-09 20:37:14

Grepping errors

Time of First Successful Submission: 2026-01-09 20:44:07

Filtering with grep -v

Time of First Successful Submission: 2026-01-09 20:45:59

Filtering with sed

Time of First Successful Submission: 2026-01-18 14:54:56

Duplicating piped data with tee

Time of First Successful Submission: 2026-01-09 20:59:16

Process substitution for input

Time of First Successful Submission: 2026-01-09 21:16:05

Writing to multiple programs

Time of First Successful Submission: 2026-01-09 21:42:12

Split-piping stderr and stdout

Time of First Successful Submission: 2026-01-09 21:58:44

Named pipes

Time of First Successful Submission: 2026-01-09 22:31:53

Printing Variables

Time of First Successful Submission: 2026-01-09 22:50:38

Setting Variables

Time of First Successful Submission: 2026-01-09 22:58:36

Multi-word Variables

Time of First Successful Submission: 2026-01-09 22:59:32

Exporting Variables

Time of First Successful Submission: 2026-01-09 23:09:51

Printing Exported Variables

Time of First Successful Submission: 2026-01-09 23:10:25

Storing Command Output

Time of First Successful Submission: 2026-01-09 23:14:28

Reading Input

Time of First Successful Submission: 2026-01-09 23:16:58

Reading Files

Time of First Successful Submission: 2026-01-09 23:23:45

Translating characters

Time of First Successful Submission: 2026-01-10 13:34:10

Deleting characters

Time of First Successful Submission: 2026-01-10 13:35:37

Deleting newlines

Time of First Successful Submission: 2026-01-10 13:38:28

Extracting the first lines with head

Time of First Successful Submission: 2026-01-10 13:40:01

Extracting specific sections of text

Time of First Successful Submission: 2026-01-10 13:42:19

Sorting data

Time of First Successful Submission: 2026-01-10 13:44:57

Listing Processes

Time of First Successful Submission: 2026-01-10 14:06:40

Killing Processes

Time of First Successful Submission: 2026-01-10 14:11:02

Interrupting Processes

Time of First Successful Submission: 2026-01-10 14:11:54

Killing Misbehaving Processes

Time of First Successful Submission: 2026-01-10 14:22:56

Suspending Processes

Time of First Successful Submission: 2026-01-10 14:45:51

Resuming Processes

Time of First Successful Submission: 2026-01-10 14:46:36

Backgrounding Processes

Time of First Successful Submission: 2026-01-10 14:47:36

Foregrounding Processes

Time of First Successful Submission: 2026-01-10 14:49:46

Starting Backgrounded Processes

Time of First Successful Submission: 2026-01-10 14:52:47

Process Exit Codes

Time of First Successful Submission: 2026-01-10 14:56:15

Becoming root with su

Time of First Successful Submission: 2026-01-10 15:08:20

Other users with su

Time of First Successful Submission: 2026-01-10 15:10:29

Cracking passwords

Time of First Successful Submission: 2026-01-10 15:18:48

Using sudo

Time of First Successful Submission: 2026-01-10 15:22:29

Changing File Ownership

Time of First Successful Submission: 2026-01-10 16:02:06

Groups and Files

Time of First Successful Submission: 2026-01-10 16:24:03

Fun With Groups Names

Time of First Successful Submission: 2026-01-10 17:06:18

Changing Permissions

Time of First Successful Submission: 2026-01-10 17:08:02

Executable Files

Time of First Successful Submission: 2026-01-10 17:12:03

Permission Tweaking Practice

Time of First Successful Submission: 2026-01-10 17:18:51

Permissions Setting Practice

Time of First Successful Submission: 2026-01-10 17:26:20

The SUID Bit

Time of First Successful Submission: 2026-01-10 17:31:43

Chaining with Semicolons

Time of First Successful Submission: 2026-01-10 22:44:49

Building on Success

Time of First Successful Submission: 2026-01-10 22:46:24

Handling Failure

Time of First Successful Submission: 2026-01-10 22:48:55

Your First Shell Script

Time of First Successful Submission: 2026-01-10 22:51:40

Redirecting Script Output

Time of First Successful Submission: 2026-01-10 22:57:08

Executable Shell Scripts

Time of First Successful Submission: 2026-01-10 22:59:01

Understanding Shebangs

Time of First Successful Submission: 2026-01-10 23:11:14

Scripting with Arguments

Time of First Successful Submission: 2026-01-10 23:22:35

Scripting with Conditionals

Time of First Successful Submission: 2026-01-10 23:36:08

Scripting with Default Cases

Time of First Successful Submission: 2026-01-10 23:43:08

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-01-10 23:48:16

Reading Shell Scripts

Time of First Successful Submission: 2026-01-11 16:16:46

Launching Screen

Time of First Successful Submission: 2026-01-11 15:40:26

Detaching and Attaching

Time of First Successful Submission: 2026-01-11 15:42:08

Finding Sessions

Time of First Successful Submission: 2026-01-11 15:45:50

Switching Windows

Time of First Successful Submission: 2026-01-11 15:47:56

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-01-11 15:51:33

Switching Windows (tmux)

Time of First Successful Submission: 2026-01-11 15:53:12

The PATH Variable

Time of First Successful Submission: 2026-01-11 15:57:40

Setting PATH

Time of First Successful Submission: 2026-01-11 16:00:34

Finding Commands

Time of First Successful Submission: 2026-01-11 16:01:59

Adding Commands

Time of First Successful Submission: 2026-01-11 16:43:11

Hijacking Commands

Time of First Successful Submission: 2026-01-11 16:52:50

Bashrc Backdoor

Time of First Successful Submission: 2026-01-11 17:01:15

Sniffing Input

Time of First Successful Submission: 2026-01-11 17:34:46

Overshared Directories

Time of First Successful Submission: 2026-01-11 17:48:13

Tricky Linking

Time of First Successful Submission: 2026-01-11 18:13:23

Sniffing Process Arguments

Time of First Successful Submission: 2026-01-11 18:24:03

Snooping on Configurations

Time of First Successful Submission: 2026-01-11 18:34:08

The Fork Bomb

Time of First Successful Submission: 2026-01-11 20:17:30

Disk-Space Doomsday

Time of First Successful Submission: 2026-01-11 21:41:45

rm -rf /

Time of First Successful Submission: 2026-01-13 14:23:18

Life after rm -rf /

Time of First Successful Submission: 2026-01-13 14:31:41

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-01-13 14:36:08

Computing 101

63 / 132 2527 / 24754

Your First Register

Time of First Successful Submission: 2026-01-01 15:48:27

Your First Syscall

Time of First Successful Submission: 2026-01-01 15:55:13

Exit Codes

Time of First Successful Submission: 2026-01-01 16:02:43

Building Executables

Time of First Successful Submission: 2026-01-01 17:06:33

Moving Between Registers

Time of First Successful Submission: 2026-01-01 17:14:50

Loading From Memory

Time of First Successful Submission: 2026-01-02 18:53:17

More Loading Practice

Time of First Successful Submission: 2026-01-02 19:04:54

Dereferencing Pointers

Time of First Successful Submission: 2026-01-02 19:08:34

Dereferencing Yourself

Time of First Successful Submission: 2026-01-02 19:17:28

Dereferencing with Offsets

Time of First Successful Submission: 2026-01-02 19:22:34

Stored Addresses

Time of First Successful Submission: 2026-01-02 19:29:16

Double Dereference

Time of First Successful Submission: 2026-01-02 19:34:38

The Stack

Time of First Successful Submission: 2026-02-21 06:37:48

Stack Offsets

Time of First Successful Submission: 2026-02-21 07:34:59

Program Arguments on the Stack

Time of First Successful Submission: 2026-02-21 07:43:39

Popping From the Stack

Time of First Successful Submission: 2026-02-21 16:17:04

Disassembling Programs

Time of First Successful Submission: 2026-02-21 16:40:49

Tracing Syscalls

Time of First Successful Submission: 2026-01-02 17:33:21

Starting GDB

Time of First Successful Submission: 2026-01-02 17:35:55

Quitting GDB

Time of First Successful Submission: 2026-02-22 12:37:43

Starting Programs in GDB

Time of First Successful Submission: 2026-01-02 17:39:44

Disassembling in GDB

Time of First Successful Submission: 2026-02-22 13:03:37

Stepping Through Instructions

Time of First Successful Submission: 2026-02-22 14:51:19

Reading Register Values

Time of First Successful Submission: 2026-02-22 15:04:17

Popping Stack Values

Time of First Successful Submission: 2026-02-22 15:14:21

Examining Memory

Time of First Successful Submission: 2026-02-22 15:27:54

Examining Stack Pointers

Time of First Successful Submission: 2026-02-22 15:43:49

Cooperative Debugging

Time of First Successful Submission: 2026-02-22 15:50:08

Writing Output

Time of First Successful Submission: 2026-01-03 21:42:01

Chaining Syscalls

Time of First Successful Submission: 2026-01-03 21:46:19

Writing Strings

Time of First Successful Submission: 2026-01-03 21:48:30

Reading Data

Time of First Successful Submission: 2026-01-03 22:09:11

Opening Files

Time of First Successful Submission: 2026-03-01 15:42:48

Hardcoding the Filename

Time of First Successful Submission: 2026-03-08 07:46:23

Comparing Values

Time of First Successful Submission: 2026-03-08 08:36:25

Comparing Characters

Time of First Successful Submission: 2026-03-15 14:33:15

Conditional Control Flow

Time of First Successful Submission: 2026-03-15 14:43:32

Comparing Strings

Time of First Successful Submission: 2026-03-15 14:47:04

Reverse the Password

Time of First Successful Submission: 2026-03-15 14:54:46

Conditionals Without Conditionals

Time of First Successful Submission: 2026-03-15 15:15:01

Recognizing Loops

Time of First Successful Submission: 2026-03-15 23:49:02

Reverse the Calculation

Time of First Successful Submission: 2026-03-16 00:09:48

Reverse the Reverse

Time of First Successful Submission: 2026-03-16 00:15:16

Dealing with Bitwise Operations

Time of First Successful Submission: 2026-03-16 00:23:13

Loops on Data

Time of First Successful Submission: 2026-03-16 09:47:21

Debugging Programs

Time of First Successful Submission: 2026-02-22 16:15:53

Inspecting Registers

Time of First Successful Submission: 2026-02-22 16:38:58

Examining Memory

Time of First Successful Submission: 2026-02-22 17:23:45

Setting Breakpoints

Time of First Successful Submission: 2026-02-23 10:50:03

GDB Scripting

Time of First Successful Submission: 2026-02-23 16:18:30

Modifying Data

Time of First Successful Submission: 2026-02-25 14:45:22

Modifying Execution

Time of First Successful Submission: 2026-02-25 14:50:33

Broken Functions

Time of First Successful Submission: 2026-02-26 15:40:31

Exit

Time of First Successful Submission: 2026-01-07 19:55:34

Socket

Time of First Successful Submission: 2026-01-07 20:35:53

Bind

Time of First Successful Submission: 2026-03-16 14:50:30

Listen

Time of First Successful Submission: 2026-03-16 15:11:04

Accept

Time of First Successful Submission: 2026-04-28 02:07:30

Static Response

Time of First Successful Submission: 2026-04-28 02:57:42

Dynamic Response

Time of First Successful Submission: 2026-04-28 05:31:20

Iterative GET Server

Time of First Successful Submission: 2026-04-28 10:20:55

Concurrent GET Server

Time of First Successful Submission: 2026-04-28 14:12:30

Concurrent POST Server

Time of First Successful Submission: 2026-04-28 16:01:37

Playing With Programs

85 / 116 1933 / 26673

What's the password?

Time of First Successful Submission: 2026-01-12 20:59:29

... and again!

Time of First Successful Submission: 2026-01-12 21:13:31

Newline Troubles

Time of First Successful Submission: 2026-01-12 21:16:56

Reasoning about files

Time of First Successful Submission: 2026-01-12 22:08:57

Specifying Filenames

Time of First Successful Submission: 2026-01-12 22:12:17

Binary and Hex Encoding

Time of First Successful Submission: 2026-01-12 22:18:20

More Hex

Time of First Successful Submission: 2026-01-13 14:45:51

Decoding Hex

Time of First Successful Submission: 2026-01-13 15:02:44

Decoding Practice

Time of First Successful Submission: 2026-01-13 15:39:12

Encoding Practice

Time of First Successful Submission: 2026-01-13 16:20:06

Hex-encoding ASCII

Time of First Successful Submission: 2026-01-13 16:44:00

Nested Encoding

Time of First Successful Submission: 2026-01-13 17:11:08

Hex-encoding UTF-8

Time of First Successful Submission: 2026-01-14 03:30:58

UTF Mixups

Time of First Successful Submission: 2026-01-15 04:10:45

Modifying Encoded Data

Time of First Successful Submission: 2026-01-15 06:09:18

Decoding Base64

Time of First Successful Submission: 2026-01-15 06:20:21

Encoding Base64

Time of First Successful Submission: 2026-01-15 06:22:16

Dealing with Obfuscation

Time of First Successful Submission: 2026-01-15 06:47:45

Dealing with Obfuscation 2

Time of First Successful Submission: 2026-01-15 07:13:11

Your First HTTP Request

Time of First Successful Submission: 2026-01-16 16:45:40

Reading Flask

Time of First Successful Submission: 2026-01-17 13:43:51

Commented Data

Time of First Successful Submission: 2026-01-17 14:47:46

HTTP Metadata

Time of First Successful Submission: 2026-01-17 14:59:43

HTTP (netcat)

Time of First Successful Submission: 2026-01-17 15:21:53

HTTP Paths (netcat)

Time of First Successful Submission: 2026-01-17 15:40:29

HTTP (curl)

Time of First Successful Submission: 2026-01-17 15:43:59

HTTP (python)

Time of First Successful Submission: 2026-01-17 15:55:13

HTTP Host Header (python)

Time of First Successful Submission: 2026-01-17 16:09:55

HTTP Host Header (curl)

Time of First Successful Submission: 2026-01-17 16:59:48

HTTP Host Header (netcat)

Time of First Successful Submission: 2026-01-17 17:02:12

URL Encoding (netcat)

Time of First Successful Submission: 2026-01-17 17:07:15

HTTP GET Parameters

Time of First Successful Submission: 2026-01-17 17:34:37

Multiple HTTP Parameters (netcat)

Time of First Successful Submission: 2026-01-17 17:50:43

Multiple HTTP Parameters (curl)

Time of First Successful Submission: 2026-01-17 18:18:37

HTTP Forms

Time of First Successful Submission: 2026-01-17 19:18:30

HTTP Forms (curl)

Time of First Successful Submission: 2026-01-17 19:51:42

HTTP Forms (netcat)

Time of First Successful Submission: 2026-01-17 20:07:53

HTTP Forms (python)

Time of First Successful Submission: 2026-01-18 16:17:02

HTTP Forms Without Forms

Time of First Successful Submission: 2026-01-18 16:35:13

Multiple Form Fields (curl)

Time of First Successful Submission: 2026-01-18 16:53:34

Multiple Form Fields (netcat)

Time of First Successful Submission: 2026-01-18 17:11:19

HTTP Redirects (netcat)

Time of First Successful Submission: 2026-01-18 17:34:26

HTTP Redirects (curl)

Time of First Successful Submission: 2026-01-18 17:48:11

HTTP Redirects (python)

Time of First Successful Submission: 2026-01-18 17:51:32

HTTP Cookies (curl)

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

HTTP Cookies (netcat)

Time of First Successful Submission: 2026-01-18 18:32:05

HTTP Cookies (python)

Time of First Successful Submission: 2026-01-18 18:43:57

Server State (python)

Time of First Successful Submission: 2026-01-18 18:51:57

Listening Web

Time of First Successful Submission: 2026-01-18 19:10:27

Speaking Redirects

Time of First Successful Submission: 2026-01-18 19:47:34

JavaScript Redirects

Time of First Successful Submission: 2026-01-18 20:26:55

Including JavaScript

Time of First Successful Submission: 2026-01-19 11:09:10

HTTP (javascript)

Time of First Successful Submission: 2026-01-19 11:18:55

HTTP Get Parameters (javascript)

Time of First Successful Submission: 2026-01-19 13:18:26

HTTP Forms (javascript)

Time of First Successful Submission: 2026-01-19 13:43:10

cat

Time of First Successful Submission: 2026-01-10 17:29:07

more

Time of First Successful Submission: 2026-01-10 17:38:44

less

Time of First Successful Submission: 2026-01-10 17:42:40

tail

Time of First Successful Submission: 2026-01-10 17:43:44

head

Time of First Successful Submission: 2026-01-20 15:20:03

sort

Time of First Successful Submission: 2026-01-20 15:23:11

vim

Time of First Successful Submission: 2026-01-20 15:30:24

emacs

Time of First Successful Submission: 2026-01-21 14:14:06

nano

Time of First Successful Submission: 2026-01-21 14:14:41

rev

Time of First Successful Submission: 2026-01-21 14:23:53

od

Time of First Successful Submission: 2026-01-21 14:31:59

hd

Time of First Successful Submission: 2026-01-21 14:44:04

xxd

Time of First Successful Submission: 2026-01-21 14:52:34

base32

Time of First Successful Submission: 2026-01-21 15:05:30

base64

Time of First Successful Submission: 2026-01-21 15:13:48

split

Time of First Successful Submission: 2026-01-21 15:20:19

gzip

Time of First Successful Submission: 2026-01-21 15:29:03

bzip2

Time of First Successful Submission: 2026-01-21 15:30:26

zip

Time of First Successful Submission: 2026-01-21 15:35:36

tar

Time of First Successful Submission: 2026-01-21 15:46:54

SQL Queries

Time of First Successful Submission: 2026-01-23 13:34:52

Filtering SQL

Time of First Successful Submission: 2026-01-23 14:07:35

Choosing Columns

Time of First Successful Submission: 2026-01-23 14:11:03

Exclusionary Filtering

Time of First Successful Submission: 2026-01-23 14:19:22

Filtering Strings

Time of First Successful Submission: 2026-01-23 14:27:20

Filtering on Expressions

Time of First Successful Submission: 2026-01-23 14:30:46

SELECTing Expressions

Time of First Successful Submission: 2026-01-23 15:00:50

Composite Conditions

Time of First Successful Submission: 2026-01-23 15:15:59

Reaching Your LIMITs

Time of First Successful Submission: 2026-01-23 15:22:59

Querying Metadata

Time of First Successful Submission: 2026-01-23 15:29:46

Arizona CTF 2025

1 / 23 898 / 908

Hijack Me!

Time of First Successful Submission: 2026-09-09 20:23:56

DSU Cyber Camps

5 / 104 46117 / 69620

Using the Terminal

Time of First Successful Submission: 2026-01-08 11:07:44

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-08 11:11:18

Using the GUI Desktop

Time of First Successful Submission: 2026-01-08 11:12:30

Pasting into the Desktop

Time of First Successful Submission: 2026-01-08 11:13:28

Restarting Challenges

Time of First Successful Submission: 2026-01-08 11:26:57

GCA CTF

5 / 104 46117 / 69620

Using the Terminal

Time of First Successful Submission: 2026-01-08 11:07:44

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-08 11:11:18

Using the GUI Desktop

Time of First Successful Submission: 2026-01-08 11:12:30

Pasting into the Desktop

Time of First Successful Submission: 2026-01-08 11:13:28

Restarting Challenges

Time of First Successful Submission: 2026-01-08 11:26:57