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Re: Listening on system-restricted ports
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Re: Listening on system-restricted ports



"Mike Hall" <email@hidden> wrote:

>My understanding here is a little vague. But I believe only that successful
>collision attacks have been done. First on md5 and somewhat more recently on
>sha1. These were done with random content, not controlled or directed
>content. _Some_ random input was found that produced the same hash. It
>wasn't modified versions of the original plaintext.

Certificates can be collided while maintaining the well-formedness of the
certificates:
  <http://www.win.tue.nl/~bdeweger/CollidingCertificates/>

That's troubling by itself.

  -- GG


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