Re: [quicwg/base-drafts] NEW_TOKEN contains globally unique values (#3281)

Jana Iyengar <notifications@github.com> Tue, 10 December 2019 01:10 UTC

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Subject: Re: [quicwg/base-drafts] NEW_TOKEN contains globally unique values (#3281)
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janaiyengar commented on this pull request.



> @@ -1719,9 +1719,11 @@ encrypted form in the token.
 A token issued with NEW_TOKEN MUST NOT include information that would allow
 values to be linked by an on-path observer to the connection on which it was
 issued, unless the values are encrypted.  For example, it cannot include the
-previous connection ID or addressing information.  Information that allows the
-server to distinguish between tokens from Retry and NEW_TOKEN MAY be accessible
-to entities other than the server.
+previous connection ID or addressing information.  Each NEW_TOKEN frame MUST
+be unique among all connections to that server, unless the frame is sent to

(I'm ok with not having a client response to detecting dups ... I don't expect clients to be detecting this.)

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