On Fri, May 20, 2011 at 3:30 PM, <travis+ml-rbcryptogra...@subspacefield.org> wrote: > > I wonder if A/V shouldn't use something similar?
What's A/V? > I assume MD4 is an outdated choice - perhaps some cryppie needs to > design a hash function that is specifically designed for a FIFO kind > of window? Maybe there is and I'm just out of the loop. > > Potentially another application is for "metadata silvering" on file > systems like ZFS, where we want to keep an updated checksum for a > file, to detect corruption, but still want to have, say, efficient > writing to the file - can you support appending? How about random access? > > Also, FEC defends against an unintelligent adversary; I wonder if we > couldn't defend against stronger ones (MAC/MIC) efficiently and > neutralize the unintelligent one (nature and errors) for free? It > seems a shame to tack two sets of metadata onto our data. All of the above seems well suited to maintaining a Merkle Tree over the file data with a secure hash. Regards, Zooko _______________________________________________ cryptography mailing list cryptography@randombit.net http://lists.randombit.net/mailman/listinfo/cryptography
