Crypto.MAC.CMAC

provide the CMAC (Cipher based Message Authentification Code) base algorithm. http://en.wikipedia.org/wiki/CMAC http://csrc.nist.gov/publications/nistpubs/800-38B/SP_800-38B.pdf

Documentation

cmac

Arguments

:: (ByteArrayAccess bin, BlockCipher cipher)

=> cipher

key to compute CMAC with

-> bin

input message

-> CMAC cipher

output tag

compute a MAC using the supplied cipher

data CMAC a

Authentication code

Instances

Eq (CMAC a)

Methods

(==) :: CMAC a -> CMAC a -> Bool

(/=) :: CMAC a -> CMAC a -> Bool

ByteArrayAccess (CMAC a)

Methods

length :: CMAC a -> Int

withByteArray :: CMAC a -> (Ptr p -> IO a) -> IO a

subKeys

Arguments

:: (BlockCipher k, ByteArray ba)

=> k

key to compute CMAC with

-> (ba, ba)

sub-keys to compute CMAC

make sub-keys used in CMAC