[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Bitcoin networks surpasses 2^80 hashes per week


Gives context to the obsolescence of 80-bit block ciphers (it only takes
ten million dollars of dedicated hardware to crack an 80-bit cipher). And
context to the NSA's design of Skipjack.

Naturally even a 2^64 collision attack requires implausible amounts of
storage, so properly designed hash functions should be secure for the
indefinite future.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://cpunks.org/pipermail/cypherpunks/attachments/20141208/212237f9/attachment.html>