Why NOT send UDP over tor?

Tue Dec 28 03:28:33 UTC 2010

On Mon, Dec 27, 2010 at 11:20:36AM -0500, andrew at torproject.org wrote:
> On Mon, Dec 27, 2010 at 09:56:55AM -0500, praedor at yahoo.com wrote 0.5K bytes in 12 lines about:
> : Subject says it all.  Why is only TCP sent over tor and not UDP?  Why not simply suck up and send ALL net traffic, regardless of type, through tor so there can be no anonymity violations?
> 
> The short answer is it needs research and coding to do correctly.  The
> long answer is in here,
> https://www.torproject.org/press/presskit/2009-03-11-performance.pdf

Another short answer, from 2005, is
https://trac.torproject.org/projects/tor/wiki/TheOnionRouter/TorFAQ#YoushouldtransportallIPpacketsnotjustTCPpackets.

--Roger

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