My writeups and solutions from various CTFs.

Capturing flags with More Smoked Leet Chicken since 2019.

Writeups

• HITCON CTF 2024 Quals: Seccomp Hell.
• SECCON CTF 2023 International Finals: WkNote (mini writeup).
• 0CTF/TCTF 2023: BabyKitDriver.
• SECCON CTF 2023 Quals: selfcet, umemo, kmemo, qmemo.
• Codegate CTF 2023 Preliminary: CST (mini writeup).
• Midnight Sun CTF 2023 Quals: runeme (mini writeup), SCAAS (mini writeup), SPD D (mini writeup), traz (mini writeup).
• Hack-A-Sat 4 Qualifiers: Contact (mini writeup), dROP Baby (mini writeup), Magic Space Bussin (mini writeup), Spectrel Imaging (mini writeup).
• 0CTF/TCTF 2021 Quals: tile
• CTFZone 2021: sc2elf
• Midnight Sun CTF 2021 Quals: brohammer (mini writeup), Flag controller (mini writeup)
• LINE CTF 2021: bank (mini writeup), pprofile (mini writeup)
• zer0pts CTF 2021: nasm_kit (mini writeup)
• TetCTF 2021: warmup (mini writeup), babyformat (mini writeup), cache_v1 (mini writeup), cache_v2 (mini writeup), SimpleSystem (mini writeup).
• WhiteHat Grand Prix 06 - Final Round: Pwnable01
• 0CTF/TCTF 2020 Finals: Emoji Revenge
• 0CTF/TCTF 2020 Finals: SecureEnv
• De1CTF 2020: code_runner
• De1CTF 2020: pppd
• saarCTF 2020: SchlossbergCaves
• Codegate CTF 2020: babyllvm
• Codegate CTF 2020: ORM-APP
• Tasteless CTF 2019: ez
• SECCON CTF 2019: Monoid Operator
• SECCON CTF 2019: 7w1n5
• SECCON CTF 2019: PPKeyboard
• SECCON CTF 2019: random pitfalls
• SECCON CTF 2019: runme
• HITCON CTF 2019: Breath of Shadow
• HITCON CTF 2019: EmojiVM
• HITCON CTF 2019: EmojiiVM
• HITCON CTF 2019: EmojiiiVM
• Balsn CTF 2019: Need some flags 2
• Balsn CTF 2019: simple sol aeg
• PwnThyBytes CTF 2019: Ace of Spades
• PwnThyBytes CTF 2019: Fat Module
• Dragon CTF 2019: BadType