Re: [quicwg/base-drafts] Immediately close with INVALID_TOKEN (#3107)

Martin Thomson <> Thu, 24 October 2019 21:35 UTC

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From: Martin Thomson <>
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Message-ID: <quicwg/base-drafts/pull/3107/>
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Subject: Re: [quicwg/base-drafts] Immediately close with INVALID_TOKEN (#3107)
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I think that the best thing we can say is "the connection attempt failed".  The first version of the PR strongly suggested that making another connection attempt was the right thing to do, but that gets into lots of difficult questions about identifying why.  Given that this is an error that only happens if a Retry is spoofed, then I think that all we can say is:

![it's a trap](

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