Re: [TLS] [DTLS1.3]About the retransmission of Handshake records

2019-12-02 Thread Xuan k
Hi Ben, Thanks for your reply. But we understand may not be the same. Since ACK messages are not retransmitted, I think they should not consume message_seqs. If an ACK really use a message_seq and it is lost in network, new handshake records will always use a larger message_seq than the peer expe

Re: [TLS] [DTLS1.3]About the retransmission of Handshake records

2019-12-02 Thread Xuan k
Sorry for my mistake. The HelloVerifyRequest in the previous email should be replace with "HelloRetryRequest". On Mon, Dec 2, 2019 at 7:17 PM Xuan k wrote: > Hi Ben, > > Thanks for your reply. But we understand may not be the same. > > Since ACK messages are not retransmitted, I think they sho

Re: [TLS] [DTLS1.3]About the retransmission of Handshake records

2019-12-02 Thread Eric Rescorla
U On Wed, Nov 27, 2019 at 11:16 PM Xuan k wrote: > Hi Ekr, > > Thanks for your help. > > I have another question about the "message_seq" in section "6. Example of > Handshake with Timeout and Retransmission". > Could you please explain it? > > In the secion 6, the Client send message_seq = 0 in

Re: [TLS] Adoption call for draft-davidben-tls-batch-signing

2019-12-02 Thread Panos Kampanakis (pkampana)
Thanks David, understood. It sounds that it would be easier to switch away from RSA to avoid the extra complications of batching, but I understand that is not always possible. Given that this is an Experimental draft, I am ok with the WG adopting it, given that it has merit for some vendors’ us

Re: [TLS] [DTLS1.3]About the retransmission of Handshake records

2019-12-02 Thread Benjamin Kaduk
On Mon, Dec 02, 2019 at 07:17:32PM +0800, Xuan k wrote: > Hi Ben, > > Thanks for your reply. But we understand may not be the same. > > Since ACK messages are not retransmitted, I think they should not consume > message_seqs. > If an ACK really use a message_seq and it is lost in network, new han

[TLS] Genart last call review of draft-ietf-tls-tls13-cert-with-extern-psk-03

2019-12-02 Thread Ines Robles via Datatracker
Reviewer: Ines Robles Review result: Ready I am the assigned Gen-ART reviewer for this draft. The General Area Review Team (Gen-ART) reviews all IETF documents being processed by the IESG for the IETF Chair. Please treat these comments just like any other last call comments. For more information