[bittorrent] Why are blocks smaller than pieces?

Olaf van der Spek olafvdspek at gmail.com
Tue Sep 11 03:28:24 EDT 2007


On 9/11/07, Thad Ward <coderjoe at grnet.com> wrote:
> It appears that, as of August 17, 2005, we're down to a
> collision-finding complexity of 2^63. Yes, this is still rather high for
> the time being, but it will continue to go down with time.

Is that just finding two blocks with the same hash or finding a second
block with a given hash?
The second one is what matters for BT and is far more complex then the
first one.



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