Re: colliding md5 hashes of human-meaningful documents

> > The same technique should work to generate two documents with
> > identical SHA1 hashes.
...
> Assuming you had a way to get get a SHA1 collision (which isn't
> possible... yet).

That's a good point.  But it *is* possible, if you use the Wang, Yin, Yu 
approach and do 2^69 hash operations.  :-)

Not that I understand how their technique works.

Regards,

Zooko