Stack Cipher — single-byte XOR

Cryptography Easy 35 points 3 solves

Problem Description

A flag was encrypted with a single-byte XOR and saved as hex. Recover the flag. The ciphertext is in ciphertext.hex. The flag format is ProblemStack{...}

Problem Files

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Frequently Asked Questions

This is a easy level problem worth 35 points.

This is a ctf challenge problem in the Cryptography category.

3 users have successfully solved this problem.

Recent Solves

b50d 4 weeks ago
muhammadkarim 1 month ago
Legi 2 months, 1 week ago