reverseeasy
RAuth
hackthebox
Task: Reverse engineer a Rust binary implementing Salsa20-based password authentication. Solution: Extract hardcoded key/nonce from .rodata and immediates, exploit stream cipher XOR symmetry to decrypt the reference ciphertext and recover the password.
$ ls tags/ techniques/
salsa20_decryptionhardcoded_key_extractionrodata_analysisstream_cipher_symmetrysimd_comparison_pattern
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