miscmedium
A?
taipanbyte
Task: Decode a string where each character is letter A with different diacritical marks. Solution: NFD decomposition reveals combining marks that form a substitution cipher; known-plaintext attack using flag format TB{...} recovers the mapping table.
$ ls tags/ techniques/
known_plaintext_attackunicode_nfd_decompositioncombining_mark_substitutionleet_speak_recognition
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