reverseeasy

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duckerz

Task: Python script with encrypted flag using byte-shift cipher. Solution: Known plaintext attack using flag format to calculate key (ASCII 40), then decrypt by adding key to each byte.

$ ls tags/ techniques/
pythonknown_plaintextcaesar_cipherbyte_shiftsimple_encryption
known_plaintext_attackbyte_addition_reversalflag_format_exploitation
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