Cryptography Challenge — Breaking Weak Encryption
Crypto 200 points Medium

Cryptography Challenge — Breaking Weak Encryption

Test your cryptanalysis skills by breaking a weak encryption algorithm.

Challenge Details

This challenge tests your ability to identify and exploit weaknesses in cryptographic implementations.

Objective

Your goal is to analyze the provided encryption algorithm, identify its weaknesses, and decrypt the flag.

Getting Started

  1. Download the encrypted flag and encryption algorithm
  2. Analyze the algorithm for weaknesses
  3. Develop a decryption method
  4. Recover the flag
  5. Submit the flag

Good luck!

Submit Flag

Submit Flag

28 solves

Challenge Info

Category: Crypto
Points: 200
Difficulty: Medium
Solves: 28
Author: CryptoMaster
Released: January 16, 2025

Hints

Hint 1

Hint 2