Latest writeups

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TokyoWesterns CTF 4th 2018 - Slack emoji converter

TokyoWesterns CTF 4th 2018 - SimpleAuth

TokyoWesterns CTF 4th 2018 - Shrine

TokyoWesterns CTF 4th 2018 - scs7

TokyoWesterns CTF 4th 2018 - mixed cipher

TokyoWesterns CTF 4th 2018 - dec dec dec

TJCTF 2018 - Speedy Security

TJCTF 2018 - Sarah's Cryptosystem

TJCTF 2018 - Python Reversing

TJCTF 2018 - Nothing But Everything

TJCTF 2018 - Caesar's Complication

TJCTF 2018 - Bad Cipher

Timisoara CTF Finals 2018 - YAPS

Timisoara CTF Finals 2018 - Recap, Recess

OtterCTF 2018 - ReCurse

OtterCTF 2018 - Otter Leak

OtterCTF 2018 - Birdman's Data

NeverLAN CTF 2019 - Things are not always what they seem

NeverLAN CTF 2019 - SQL FUN 2

NeverLAN CTF 2019 - SQL FUN 1

NeverLAN CTF 2019 - Dirty Validate

NeverLAN CTF 2019 - Das Blog

NeverLAN CTF 2019 - Cookie Monster

NeverLAN CTF 2019 - Console

ECSC Romanian Quals 2018 - Warmup PDF

ECSC Romanian Quals 2018 - Timelord

ECSC Romanian Quals 2018 - Side Skills

ECSC Romanian Quals 2018 - rock-bands

ECSC Romanian Quals 2018 - Robespierre

ECSC Romanian Quals 2018 - N Number

ASIS CTF 2018 - John-Bull