7 ms·
HMACs do not require collision resistance from the underlying hash to provide secure message authentication. HMAC-MD5 is still considered "secure", although tha
by dward 7y ago
HMACs do not require collision resistance from the underlying hash to provide secure message authentication. HMAC-MD5 is still considered "secure", although that doesn't mean you should use it.
http://cseweb.ucsd.edu/~mihir/papers/hmac-new.pdf http://cseweb.ucsd.edu/~mihir/papers/hmac-new.pdf