william.janelle

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Intro to Cybersecurity

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Your First Overflow (easy)

Time of First Successful Submission: 2024-04-25 20:14:54

Your First Overflow (hard)

Time of First Successful Submission: 2024-04-25 20:30:18

Basic Shellcode

Time of First Successful Submission: 2024-04-25 19:57:07

Program Security

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Terrible Token (Easy)

Time of First Successful Submission: 2024-02-29 20:31:18

Terrible Token (Hard)

Time of First Successful Submission: 2024-02-29 20:49:08

Tangled Ticket (Easy)

Time of First Successful Submission: 2024-02-29 20:54:22

Tangled Ticket (Hard)

Time of First Successful Submission: 2024-02-29 22:14:48

Loose Link (Easy)

Time of First Successful Submission: 2024-04-11 19:33:30

Loose Link (Hard)

Time of First Successful Submission: 2024-04-11 20:06:19

Call Chain (Easy)

Time of First Successful Submission: 2024-04-11 20:12:25

Call Chain (Hard)

Time of First Successful Submission: 2024-04-11 20:15:22

Chain of Command (Easy)

Time of First Successful Submission: 2024-04-11 20:28:52

Chain of Command (Hard)

Time of First Successful Submission: 2024-04-11 20:37:39

Freebie (Easy)

Time of First Successful Submission: 2024-03-07 20:43:12

Freebie (Hard)

Time of First Successful Submission: 2024-03-07 20:47:26

Freebin Feint (Easy)

Time of First Successful Submission: 2024-03-07 20:55:10

Freebin Feint (Hard)

Time of First Successful Submission: 2024-03-07 21:12:34

Free Flag Fumble (Easy)

Time of First Successful Submission: 2024-03-07 21:23:32

Free Flag Fumble (Hard)

Time of First Successful Submission: 2024-03-07 21:27:34

System Security

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chroot-escape-basic

Time of First Successful Submission: 2024-08-29 19:43:25

level1.0

Time of First Successful Submission: 2024-04-04 19:47:48

level1.1

Time of First Successful Submission: 2024-04-04 20:02:40

level2.0

Time of First Successful Submission: 2024-04-04 20:08:16

level2.1

Time of First Successful Submission: 2024-04-04 20:11:27

level3.0

Time of First Successful Submission: 2024-04-04 20:17:08

level3.1

Time of First Successful Submission: 2024-04-04 20:23:37

level4.0

Time of First Successful Submission: 2024-04-04 20:35:24

level4.1

Time of First Successful Submission: 2024-04-04 20:43:31

Computing 101

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set-register

Time of First Successful Submission: 2024-02-22 20:52:06

set-multiple-registers

Time of First Successful Submission: 2024-02-22 20:55:45

add-to-register

Time of First Successful Submission: 2024-02-22 21:10:02

linear-equation-registers

Time of First Successful Submission: 2024-02-22 21:14:30

integer-division

Time of First Successful Submission: 2024-02-22 21:22:38

modulo-operation

Time of First Successful Submission: 2024-02-22 21:31:54

set-upper-byte

Time of First Successful Submission: 2024-02-22 21:36:36

efficient-modulo

Time of First Successful Submission: 2024-02-22 21:54:38

byte-extraction

Time of First Successful Submission: 2024-02-22 22:00:26

bitwise-and

Time of First Successful Submission: 2024-02-22 22:05:51

Playing With Programs

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cat

Time of First Successful Submission: 2024-02-22 20:29:57

Kalevala

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guessnumber.01

Time of First Successful Submission: 2024-08-29 19:56:21

delayed-flag

Time of First Successful Submission: 2024-08-29 20:16:25

Linux Firmware Rehosting

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Unpacking your first firmware

Time of First Successful Submission: 2026-04-14 17:48:08

Your first rehosting!

Time of First Successful Submission: 2026-04-17 14:17:55

Looking at console output

Time of First Successful Submission: 2026-04-17 14:33:13

Interacting with the shell

Time of First Successful Submission: 2026-04-17 14:37:56

Analyzing system calls

Time of First Successful Submission: 2026-04-17 14:52:54

Pseudofiles - Creating a Device

Time of First Successful Submission: 2026-04-17 15:38:58

Pseudofiles - Modeling IOCTLs

Time of First Successful Submission: 2026-04-17 15:45:36

NVRAM

Time of First Successful Submission: 2026-04-17 15:56:44

Library API - Sensor Init

Time of First Successful Submission: 2026-04-17 17:50:22

Networking - Address

Time of First Successful Submission: 2026-04-17 18:06:17

Static Files

Time of First Successful Submission: 2026-04-17 18:59:21

Rehosting OpenIPC

Time of First Successful Submission: 2026-04-17 19:19:10

Bug Hunt

Time of First Successful Submission: 2026-04-17 20:46:40