Re: Wide-block Encryption Alternative

[james Hughes <james_hughes@stortek.com>]

On Feb 29, 2004, at 4:44 PM, Williams, Jim wrote:
> So that brings up an interesting question.  Is it acceptable that
> the wide block encryption algorithm exhibits observable non-random
> behavior when subjected to chosen plain text on the order
> of 2^64?

If indeed it requires a full birthday surprise to get a collision, then 
I would expect that this is secure.

I will look at this further. My concern is still stands about potential 
collisions at PP_1 with only a few trials. I can get back to this later 
in the week. Anyone else want to comment?

Thanks

jim