Google CTF 2018 by Team Sweden

Solved challenges and write-ups

Before the time was up, we managed to solve these challenges, giving us the 65th place:

Web

• Cat Chat
• JS Safe 2.0

Crypto

• DM Collision
• Perfect Secrecy

All challenges in this CTF

Crypto

• Better ZIP - available/not available
• DM Collision
• Dogestore
• MITM
• Perfect Secrecy

MISC

• Bookshelf
• Feel It
• Phrack
• Tape
• Wired CSV

PWN

• Drive
• Execve Sandbox
• APT42 - Part 2
• Sandbox Compat
• SFTP

RE

• Shall we play a game?
• Back to the basics
• Keygenme
• APT42 - Part 1
• Proprietary Format

Web

• BBS
• Cat Chat
• GCalc
• JS Safe 2.0
• Translate