WannaGame Championship 2025

Write-up for some challenges Cryptography

Dec 10, 2025 Cryptography

Cryptanalysis of Stream Ciphers

Introduce to stream ciphers and cryptanalysis it

Sep 24, 2025 Cryptography

Group Theory

Some theorems and lemmas of Group Theory

Sep 11, 2025 Cryptography

ImaginaryCTF 2025

Write-up for ImaginaryCTF 2025

Sep 9, 2025 CTF Write-up

L3akCTF 2025

Write-up for L3akCTF 2025

Jul 14, 2025 CTF Write-up

Google CTF 2025

Write-up for GoogleCTF 2025

Jun 28, 2025 CTF Write-up

Zero-Knowledge Proof

Some things i've learned about ZKP

Jun 27, 2025 Cryptography

HTB: Cyber Apocalypse CTF 2025

Write-up for HTB: Cyber Apocalypse CTF 2025

Mar 21, 2025 CTF Write-up

Data Encryption Standard

Introduce and cryptanalysis DES

Dec 31, 2024 Cryptography

Padding Oracle Attack

Introduce to Padding Oracle Attack

Dec 20, 2024 Cryptography