picoCTF 2021

This CTF was a blast! I enjoyed many of the Web Exploitation challenges in particular. Here are some of the more interesting challenges I solved.

Web Exploitation

• It Is My Birthday (100)

• Super Serial (130)

• Most Cookies (150)

• Web Gauntlet 2 (170)

• Startup Company (180)

• X marks the spot (250)

• Web Gauntlet 3 (300)

Cryptography

• Easy Peasy (40)

• Mini RSA (70)

• Dachshund Attacks (80)

• No Padding, No Problem (90)

Forensics

• Trivial Flag Transfer Protocol (90)
• Wireshark twoo twooo two twoo... (100)
• Disk, Disk, Sleuth! (110)
• Disk, Disk, Sleuth! II (130)

Binary Exploitation

• Stonks (20)