dehelloo
  • dehelloo
I want do an AES CBC decryption in Python without padding but I keep getting an error.
Computer Science
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
dehelloo
  • dehelloo
from Crypto.Cipher import AES BS = 16 pad = lambda s: s + (BS - len(s) % BS) * chr(BS - len(s) % BS) unpad = lambda s : s[0:-ord(s[-1])] class AESCipher: def __init__( self, key ): self.key = key def encrypt( self, raw ): raw = pad(raw) iv = raw[:16] raw=raw[16:] #iv = Random.new().read( AES.block_size ) cipher = AES.new( self.key, AES.MODE_CBC, iv ) return ( iv + cipher.encrypt( raw ) ).encode("hex") def decrypt( self, enc ): iv = enc[:16] enc= enc[16:] cipher = AES.new(self.key, AES.MODE_CBC, iv ) return unpad(cipher.decrypt( enc)) mode = AES.MODE_CBC key = "blahahahblah ciphertext = blahblahblah key=key[:32] decryptor = AESCipher(key) decryptor.__init__(key) plaintext = decryptor.decrypt(ciphertext) print plaintext
dehelloo
  • dehelloo
Would I have to decode tbe hex value before decryption?
dehelloo
  • dehelloo
126 Bit

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ChantySquirrel1129**
  • ChantySquirrel1129**
.....
dehelloo
  • dehelloo
above and beyond my question to unforeseen extents thanks so much mate phuarkin hell
dehelloo
  • dehelloo
thanks so much
ChantySquirrel1129**
  • ChantySquirrel1129**
YOU'RE WELCOME DUDE.

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