cryptoeasy

Туда-сюда

duckerz

Task: XOR cipher where each character is XORed with its position index. Solution: Apply the same XOR operation to ciphertext since XOR is self-inverse.

$ ls tags/ techniques/
xorsymmetric_cipherindex_based_key
xor_reversal
🔒

Permission denied (requires tier.pro)

Sign in to access full writeups

Create a free account with GitHub, then upgrade to Pro.

$ssh [email protected]