Zense CTF

These are the following challenges for ZenseCTF 2020 The writeups for the challenges are on https://hackmd.io/@keiser/ctf-writeups Source code for challenges on https://github.com/DaKeiser/zensectf

Binary Exploitation

Author: SamaVerse

• SAC Room
• We Wanna Watch Mr. Robot
• Mission: Get to the roof

Cryptography

Authors: Hem_C and keiser

• Super Easy. Barely an Inconvenience
• A More Difficult Cipher
• Really Strange Algorithm
• Even Stranger
• Valentine's Day
• Bad Timing
• AES It !!!
• Algorithmic Cipher

Forensics

Authors: keiser and Pranav Vardia

• Magician's Signature Format
• Stego Nation
• Saiakash's Tragedy
• Weird Noises
• Are You Wise Enough

Misc

Authors: grass, keiser and Hem_C

• Sanity Check
• Did You Readme
• Thinkers Bros
• Find The Word
• Guess Lord
• Monster
• The Flat Network Society

Reversing

Author: SamaVerse

• Mapping And Reversing
• Old Math Days
• Fun With Strings
• Number Patterns

Web

Author: grass

• Pro Mafs
• Mr Robots.txt
• Free Flags
• Scam Flags
• Good Bye Friend
• My Secure and Quick Login