[BitTorrent] Back to Merkle Hash Trees...

Olaf van der Spek OvdSpek at LIACS.NL
Mon Feb 7 04:34:07 EST 2005


Elliott Mitchell wrote:
>>From: Brian Dessent <brian at dessent.net>
>>Elliott Mitchell wrote:
>>
>>>It is more than strong enough to fulfill its intended purpose. Mainly
>>>guarding against errors due to line noise and other accidental errors
>>>during packet handling.
>>
>>Yes, in a perfect world.  But there are unfortunately lots and lots of
>>broken routers and TCP stacks out there. 
>>http://citeseer.ist.psu.edu/stone00when.html
> 
> 
> True, but that is irrelevant as long as the end points verify them. There

Them? What's them?
IIRC that article is about packets with a valid ethernet CRC and a valid 
TCP checksum, but data that's not the same as what the original sender send.

> isn't any point in worrying about this condition, because if this fails
> we're already dead.
> 
> 



 
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