Re: MACs vs Hash fns. and collision resistance

2000-09-01 Thread Scott Michel
You could just as easily use a CRC function, which has the nice property of having a collision rate of 2^l, where l is the length of the CRC. CRCs are also pretty low-cost to compute relative to other methods. -scooter At 09:47 PM 8/25/00 -0400, you wrote: >[I see my post made it] > >To expand

MACs vs Hash fns. and collision resistance

2000-08-25 Thread adam
[I see my post made it] To expand briefly on my comment about collision resistance > - the hash function constructed from using Blowfish in CBC mode you -- > have to be careful how you use block ciphers to construct hash > functions -- they have quite different properties. For example >