PicoCTF Writeups

Author: @qiarhadempta

Note: English is my second language, so I use AI at some point to correct my grammar. I also will be updating the table of contents every time I post a write up.

Table of Contents

• Cryptography
• Web Exploitation
• Forensic
• General Skills
• Reverse Engineering
• Binary Exploitation

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Cryptography

Challenge	Difficulty	Writeup
Hashcrack		Link
StegoRSA		Link
EVEN RSA CAN BE BROKEN???		Link
Substitution 0		Link
Substitution 1		Link
Substitution 2		Link
Mind Your Ps and Qs		Link
Mini RSA		Link
Crack the Power		Link
HideToSee		Link
rail-fence		Link
basic-mod1		Link
miniRSA		Link
college-rowing-team		Link
Play Nice		Link
b00tl3gRSA2		Link

Web Exploitation

Challenge	Difficulty	Writeup
Insp3ct0r		Link
Unminify		Link
WebDecode		Link
Old Seessions		Link
Crack the Gate 1		Link
Head Dump		Link
Cookies		Link
logon		Link
No FA		Link
Crack the Gate 2		Link
Secret Box		Link

Forensic

Challenge	Difficulty	Writeup
Hidden in Plainsight		Link
Riddle Registry		Link
Scan Surprise		Link
Verify		Link
DISKO 1		Link
Flag in Flame		Link
Corrupted file		Link
Binary Digits		Link
So Meta		Link
St3g0		Link

General Skills

Challenge	Difficulty	Writeup
Log Hunt		Link
Codebook		Link
Magikarp Ground Mission		Link
Piece by Piece		Link
Multicode		Link
Commitment Issues		Link
Blame Game		Link
Static ain't always noise		Link
Tab, Tab, Attack		Link
SUDO MAKE ME A SANDWICH		Link
Password Profiler		Link

Reverse Engineering

Challenge	Difficulty	Writeup
Safe Opener		Link
Safe Opener 2		Link
Reverse		Link
unpackme.py		Link

Binary Exploitation

Challenge	Difficulty	Writeup
Quizploit		Link