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RC2 (also known as ARC2) encryption algorithm in pure python. ECB and CBC modes are supported.
from rc2 import *
rc2_ctx = RC2(bytearray('encryptionkey', 'ascii'))
msg = bytearray('Message for encryption', 'ascii')
encrypted = rc2_ctx.encrypt(msg, MODE_ECB)
Python 3.2 or above.
(c) 2013, 0xEBFE