Joytide/ctf

My CTF write-ups

CTF Write-ups

Write-ups for some CTF challenges.

Highlights

Cryptography

• Bit Flip 1 from Dragon CTF 2020
• Queensarah2 from pbctf 2020
• Real Mersenne from Zh3r0 CTF V2
• janken vs yoshiking from zer0pts CTF 2021
• Sleeves from UTCTF 2021
• A Bit Weird from UTCTF 2021

Web Exploitation

• Ruthless Monster from Pwn2Win 2021
• Build a Better Panel from DiceCTF 2021
• Watered Down Watermark as a Service from ångstromCTF 2021
• Pearl's U-Stor from PlaidCTF 2021
• Cr0wnAir from Union CTF 2021
• Baby SQLi from zer0pts CTF 2021

Binary Exploitation

• AEG from UTCTF 2021
• Not Beginner's Stack from zer0pts CTF 2021

Forensics

• The Cat from X-MAS CTF 2020
• Recently watched from OSU CTF Autumn 2020

Reverse Engineering

• 2k from redpwnCTF 2021
• nooopster from DEF CON Quals 2021
• dimensionality from redpwnCTF 2021
• Super Duper Secure Flag Validator from OSU CTF Spring 2020

OSINT

• Path of the suspect from Affinity CTF Lite 2020
• Dox the Yak v4 from X-MAS CTF 2020

Misc

• Sensitive Material from Union CTF 2021
• EMU from X-MAS CTF 2020
• Dots Exposed from Pwn2Win 2021
• cheater mind from Zh3r0 CTF V2
• Santa's Landing Pad from X-MAS CTF 2020
• Baby Shock from HITCON CTF 2020
• GCombo from pbctf 2020