Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-05 Thread Thomas Fossati
ks. So we need to be a bit more patient (***) (***) Nothing, just checking if you are still following me in this meander of recursive footnotes ;-) > John > > > > *From: *TLS on behalf of Hannes Tschofenig < > hannes.tschofe...@arm.com> > *Date: *Monday, 25 October 2021 at 1

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Filippo Valsorda
2021-11-04 11:12 GMT-04:00 David Benjamin : > Indeed it's *because* there is still an existing 1.2 deployment that we > should be judicious with backports. Today, nearly every TLS implementation > needs to implement both 1.2 and 1.3. The ClientHello is cross-version, so it > is not possible for

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Eric Rescorla
TLS libraries should spend their time on TLS > 1.3 rather than giving the false idea it is ok to stay on TLS 1.2. > >> > >> John > >> > >> From: TLS on behalf of Hannes Tschofenig < > hannes.tschofe...@arm.com> > >> Date: Monday, 25 October

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Achim Kraus
should spend their time on TLS 1.3 rather than giving the false idea it is ok to stay on TLS 1.2. John From: TLS on behalf of Hannes Tschofenig Date: Monday, 25 October 2021 at 19:12 To: IETF TLS Subject: [TLS] Flags Extension: why only for TLS 1.3? Hi all, why is the flags exte

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Hannes Tschofenig
e speed at which the market operates. From: John Mattsson mailto:john.matts...@ericsson.com>> Sent: Thursday, November 4, 2021 2:11 PM To: Hannes Tschofenig mailto:hannes.tschofe...@arm.com>>; IETF TLS mailto:tls@ietf.org>> Subject: Re: Flags Extension: why only for TLS 1.3? TLS 1.

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread John Mattsson
Tschofenig , John Mattsson , IETF TLS Subject: Re: [TLS] Flags Extension: why only for TLS 1.3? I am amused to see a telecom person saying obsolete when it’s only 2-3 years old. In my discussions I’ve found that they think in terms of at least 10 years

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread David Benjamin
LS 1.2. While I am a big fan of TLS / DTLS 1.3, I would > also like to acknowledge the speed at which the market operates. > > > > *From:* John Mattsson > *Sent:* Thursday, November 4, 2021 2:11 PM > *To:* Hannes Tschofenig ; IETF TLS < > tls@ietf.org> > *Subject

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Salz, Rich
I am amused to see a telecom person saying obsolete when it’s only 2-3 years old. In my discussions I’ve found that they think in terms of at least 10 years. ☺ ___ TLS mailing list TLS@ietf.org https://www.ietf.org/mailman/listinfo/tls

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Hannes Tschofenig
nig ; IETF TLS Subject: Re: Flags Extension: why only for TLS 1.3? TLS 1.2 has been obsolete for over three years. Oxford dictionary defines obsolete as "no longer produced or used; out of date." NIST requires support of TLS 1.3 everywhere no later than Jan 2024, which at l

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Hannes Tschofenig
something entirely different for DTLS 1.2? -Original Message- From: Sean Turner Sent: Thursday, November 4, 2021 2:27 PM To: Hannes Tschofenig Cc: TLS List Subject: Re: [TLS] Flags Extension: why only for TLS 1.3? Hannes, Sorry I forgot to answer this, but John pretty much answered

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread Sean Turner
their time on TLS 1.3 > rather than giving the false idea it is ok to stay on TLS 1.2. > > John > > From: TLS on behalf of Hannes Tschofenig > > Date: Monday, 25 October 2021 at 19:12 > To: IETF TLS > Subject: [TLS] Flags Extension: why only for TLS 1.3? > &

Re: [TLS] Flags Extension: why only for TLS 1.3?

2021-11-04 Thread John Mattsson
libraries should spend their time on TLS 1.3 rather than giving the false idea it is ok to stay on TLS 1.2. John From: TLS on behalf of Hannes Tschofenig Date: Monday, 25 October 2021 at 19:12 To: IETF TLS Subject: [TLS] Flags Extension: why only for TLS 1.3? Hi all, why is the flags exte

[TLS] Flags Extension: why only for TLS 1.3?

2021-10-25 Thread Hannes Tschofenig
Hi all, why is the flags extension only defined for TLS 1.3? There is nothing in this extension that prevents us from using it also in TLS 1.2. Could we make it also available to TLS 1.2? Ciao Hannes IMPORTANT NOTICE: The contents of this email and any attachments are confidential and may