Re: [TLS] RFC8446 Fig3
Daniel Migault <daniel.migault@ericsson.com> Fri, 03 May 2019 01:06 UTC
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From: Daniel Migault <daniel.migault@ericsson.com>
Date: Thu, 02 May 2019 21:05:54 -0400
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To: Martin Thomson <mt@lowentropy.net>
Cc: tls <tls@ietf.org>
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Subject: Re: [TLS] RFC8446 Fig3
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thanks, I just submitted the erratum. Yours, Daniel On Thu, May 2, 2019 at 8:48 PM Martin Thomson <mt@lowentropy.net> wrote: > That's right. You might open an editorial erratum, which I would suggest > be held for document update. > > Note that there is no promise that the list of extensions is complete, as > this doesn't show the supported_versions or signature_schemes extension > either, but the omission is probably not great in this case, since the PSK > modes are highly relevant. > > On Fri, May 3, 2019, at 10:30, Daniel Migault wrote: > > Hi, > > > > This might have already been mentioned on the list, but unless I > > misinterpreter something it seems to me that the second handshake of > > figure 3 is missing psk_key_exchange_modes extension. > > > > Yours, > > Daniel > > > > Figure 3 shows a pair of handshakes in which the first handshake > > establishes a PSK and the second handshake uses it: > > Client Server > > Initial Handshake: > > ClientHello > > + key_share --------> > > ServerHello > > + key_share > > {EncryptedExtensions} > > {CertificateRequest*} > > {Certificate*} > > {CertificateVerify*} > > {Finished} > > <-------- [Application Data*] > > {Certificate*} > > {CertificateVerify*} > > {Finished} --------> > > <-------- [NewSessionTicket] > > [Application Data] <-------> [Application Data] > > Subsequent Handshake: > > ClientHello > > + key_share* > > + pre_shared_key --------> > > ServerHello > > + pre_shared_key > > + key_share* > > {EncryptedExtensions} > > {Finished} > > <-------- [Application Data*] > > {Finished} --------> > > [Application Data] <-------> [Application Data] > > Figure 3: Message Flow for Resumption and PSK > > > > _______________________________________________ > > TLS mailing list > > TLS@ietf.org > > https://www.ietf.org/mailman/listinfo/tls > > > > _______________________________________________ > TLS mailing list > TLS@ietf.org > https://www.ietf.org/mailman/listinfo/tls >
- [TLS] RFC8446 Fig3 Daniel Migault
- Re: [TLS] RFC8446 Fig3 Martin Thomson
- Re: [TLS] RFC8446 Fig3 Daniel Migault