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Re: SHA-1 broken

2005-02-17 02:36:22

* Konrad Rosenbaum wrote:
While this attack reduces SHA-1 from strength 2^80 to 2^69 and 2^69
operations is still unreachably much, likelihood seems high that someone
will improve this attack once the paper has been released.

Should we phase out SHA-1? But in favour of what?

Don't panic. This problem is already solved by allowing different
hash-algorithms in the packet format. As long as no detailed examination of
other algorithms is available, OpenPGP should not change MAYs and MUSTs.

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