On Feb 11, 2004, at 11:24 AM, wayne wrote:
RC4 isn't that much slower than CRCs and, if you use a reasonable
sized IV, it is quite secure.
md5 is not much slower than crc either. Here's a nice comparison of
hash functions:
http://www.cs.duke.edu/~anderson/hashing/
One question I don't know the answer to is the relative distribution
properties of md5 and sha-1 on very short messages (the kinf we are
discussing here).
George
// George Schlossnagle
// Postal Engine -- http://www.postalengine.com/
// Ecelerity: fastest MTA on earth