Blog

• Public Safety Canada wants to ban the Flipper Zero: help us stop them

• [DiceCTF 2024] IRS

• [UofTCTF 2024] Basic Overflow

• [UIUCTF 2023] Schrodinger's Cat

• [UIUCTF 2023] OSINT

• [UIUCTF 2023] Mock Kernel

• [vikeCTF 2023] Dig Deep

• [squareCTF 2022] Developers Hubris

• [CryptoVerse 2022] A Tale of Two Systems

• [SekaiCTF 2022] Console Port Pro

• [Special: Bug Hunting] Labs & Dockers! (PrairieLearn)

• [MapleCTF 2022] Infra writeup

• [ACTF 2022] FFSK

• [SDCTF 2022] magic^3

• [TamuCTF 2022] void [SROP]

• [b01lers CTF 2022] Pact

• [b01lers 2022] hacker/place

• [TAMUCTF 2022] Obsessive Checking

• [TAMUCTF 2022] Non-stick Disk

• [TAMUCTF 2022] Lost in the Void

• [PlaidCTF 2022] but I plaidiversed that already

• [LINE CTF 2022] Rolling

• [LINE CTF 2022] Crypto

• [UTCTF 2022] Baby Shark

• [UTCTF 2022] AAAAAAAAAAAAAAAA

• [UTCTF 2022] smol

• [UTCTF 2022] Bloat

• [UTCTF 2022] Malformed Query

• [UTCTF 2022] Websockets?

• [UTCTF 2022] Sunset

• [UTCTF 2022] Sounds Familiar

• [UTCTF 2022] SnECCanography

• [UTCTF 2022] ReReCaptcha

• [UTCTF 2022] All Misc Challenges

• [UTCTF 2022] IRC

• [UTCTF 2022] Forky

• [UTCTF 2022] Failed Hash Function

• [UTCTF 2022] Ebook DRM

• [UTCTF 2022] Cheating Battleship

• [UTCTF 2022] Automated Exploit Generation 2

• [UTCTF 2022] UTCTF Adventure ROM 4

• [UTCTF 2022] HTML2PDF & Sigma

• [UTCTF 2022] Scrambled

• [ASIS CTF Finals 2021] Webcome!

• [Dragon CTF 2021] CTF Gateway Interface

• [hack.lu 2021] pycoin and whatthehecc

• [hack.lu 2021] NodeNB

• [ASIS Quals 2021] Lovely Nonces

• [TSG 2021] Catastrophe - OCaml Exploitation

• [Trendmicro 2021] OSINTⅡ 400

• [corCTF 2021] smogofwar

• [RaRCTF] RaRPG

• [Pwn2Win 2021] Ethernet from Above

• [FAUST CTF 2021] Treasury

• [Zh3r0 CTF V2] Sabloom Text 6

• [OMH 2021 CTF] Linker Chess

• [bo1lersCTF 2021] bunnydance

• [bo1lersCTF 2021] Lorem_Ipsum

• [bo1lersCTF 2021] Elfcraft

• [Volga Qualifiers 2021] Streams

• [VolgaCTF 2021] Online Wallet 1

• [SecurinetQuals2K21] kill_shot

• [SecurinetQuals2K21] Hack The Empire

• [UTCTF 2021] smol data

• [UTCTF 2021] 2smol

• [UTCTF 2021] Resolve

• [UTCTF 2021] Tar Inspector

• A companion to the Monsanto Cryptopals challenges

• [TrendMicro CTF 2020 Finals] Wildcard-2: Yara exfiltration

• [DragonCTF 2020] Harmony Chat

• [DragonCTF 2020] Bit flip 1/2/3

• [DragonCTF 2020] coolNAMEs (19 solves)

• [GoogleCTF 2020] Pasteurize

• [Chujowy 2020] FordCPU - Flag Device

• [Chujowy 2020] FordCPU - DMA

• [RedPwnCTF 2020] Viper

• [De1CTF 2020] Code Runner (11 solves)

• [UTCTF 2020] Galois (1072)

• [UTCTF 2020] gameboyTAS

• [BSides Ottawa 2019] Crypto challenges

• [CyBRICS 2019] Construction (500)

• [GoogleCTF 2019] Crypto challenges

• [GoogleCTF 2019] MicroServiceDaemonOS (215)

• [EncryptCTF 2019] pwn4 (300)