Re: [quicwg/base-drafts] Recommend discarding bad, unauthentication packets (#2141)

ekr <notifications@github.com> Thu, 13 December 2018 15:55 UTC

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Subject: Re: [quicwg/base-drafts] Recommend discarding bad, unauthentication packets (#2141)
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ekr commented on this pull request.



> @@ -1000,6 +1000,12 @@ to more quickly identify when a connection becomes unusable.
 Packets that are matched to an existing connection, but for which the endpoint
 cannot remove packet protection, are discarded.
 
+Invalid packets without packet protection, such as Initial, Retry, or Version
+Negotiation, SHOULD be discarded without altering connection state.  An endpoint

@mikkelfj well, that's exactly what we're discussing. And given that we don't have a threat model for this class of attack, I'm not sure that that's true at all.

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