Re: [TLS] Version in record MAC
Russ Housley <housley@vigilsec.com> Mon, 19 October 2015 22:25 UTC
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From: Russ Housley <housley@vigilsec.com>
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Date: Mon, 19 Oct 2015 18:24:30 -0400
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To: Eric Rescorla <ekr@rtfm.com>
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Subject: Re: [TLS] Version in record MAC
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Option #2 seems fine to me. Russ On Oct 19, 2015, at 12:28 PM, Eric Rescorla wrote: > Folks, > > https://github.com/tlswg/tls13-spec/issues/278 > > The additional data field presently includes the version: > > additional_data = seq_num + TLSPlaintext.record_version > > However, TLSPlaintext.record_version is now always {3, 1}, so > this is redundant. There seem to be two primary options here: > > 1. Don't MAC the version at all. > 2. MAC the negotiated version (which should be clear at > this point). > > I could go either way on this (slightly leaning towards #2) but > the current thing seems silly. > > -Ekr > > _______________________________________________ > TLS mailing list > TLS@ietf.org > https://www.ietf.org/mailman/listinfo/tls
- [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC Colm MacCárthaigh
- Re: [TLS] Version in record MAC David Benjamin
- Re: [TLS] Version in record MAC Martin Thomson
- Re: [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC Martin Thomson
- Re: [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC Martin Thomson
- Re: [TLS] Version in record MAC Russ Housley
- Re: [TLS] Version in record MAC Adam Langley
- Re: [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC David McGrew (mcgrew)
- Re: [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC Ilari Liusvaara
- Re: [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC Adam Langley
- Re: [TLS] Version in record MAC Eric Rescorla
- Re: [TLS] Version in record MAC Eric Rescorla
- [TLS] Collision issue in ciphertexts. Dang, Quynh
- Re: [TLS] [Cfrg] Collision issue in ciphertexts. Watson Ladd
- Re: [TLS] [Cfrg] Collision issue in ciphertexts. Dang, Quynh
- [TLS] Data limit for GCM under a given key. Dang, Quynh
- Re: [TLS] Data limit for GCM under a given key. Watson Ladd
- Re: [TLS] Data limit for GCM under a given key. Dang, Quynh
- Re: [TLS] Data limit for GCM under a given key. Watson Ladd
- Re: [TLS] Data limit for GCM under a given key. Tony Arcieri
- Re: [TLS] Data limit for GCM under a given key. Eric Rescorla
- Re: [TLS] Data limit for GCM under a given key. Yoav Nir
- Re: [TLS] Data limit for GCM under a given key. Dave Garrett
- Re: [TLS] Data limit for GCM under a given key. Eric Rescorla
- Re: [TLS] Data limit for GCM under a given key. Eric Rescorla
- Re: [TLS] Data limit for GCM under a given key. Eric Rescorla
- Re: [TLS] Data limit for GCM under a given key. Dave Garrett
- Re: [TLS] Data limit for GCM under a given key. Dang, Quynh
- Re: [TLS] Data limit for GCM under a given key. Quynh Dang
- Re: [TLS] Data limit for GCM under a given key. Yoav Nir