答复: RE: about security level evaluation of draft-zhou-6man-mhash-cga-00

2012-03-28 Thread zhou . sujing
Regards~~~ -Sujing Zhou Christian Huitema 写于 2012-03-27 23:00:09: > > Well, I think it is quite a simple trade-off. Increasing Sec > increases computational effort on both sides by equal amount. > Increasing the length of > > the hash increases computational effort only on the attacker side.

答复: Re: about security level evaluation of draft-zhou-6man-mhash-cga-00

2012-03-27 Thread zhou . sujing
Regards~~~ -Sujing Zhou Jari Arkko 写于 2012-03-27 16:21:52: > Well, I think it is quite a simple trade-off. Increasing Sec > increases computational effort on both sides by equal amount. > Increasing the length of the hash increases computational effort > only on the attacker side. As a resul