Re: [quicwg/base-drafts] Output of the discard keys design team (#2673)

MikkelFJ <> Sat, 11 May 2019 06:38 UTC

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Subject: Re: [quicwg/base-drafts] Output of the discard keys design team (#2673)
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> > So, there is the byzantine generals problem
> @mikkelfj these ACKs uses the next level of keys, and that's the property that solves the two-general problem. The signal comes out of band so we don't need to rely on a given level reaching consensus

Right - so the lost ACK is solved because of regular 1-RTT retransmission logic which kicks in after Handshake Complete but before Handshake Confirmed.

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