BUG? sha-moduel returns same crc for different files

[Erno Kuusela]

>>>>> "Tim" == Tim Peters <tim_one at email.msn.com> writes:

    Tim> it's very easy to construct any number of distinct
    Tim> files with a given CRC32 hash; it's just *believed* to be
    Tim> intractably difficult to do the same with MD5 or SHA.

actually i've read that (i hope i got this right) people have found
ways to come up with different inputs to md5 that give the same hash,
and that new applications/protocols should avoid using it for
cryptographic purpouses.

  -- erno