Re: [IPsec] #121: Rekeying IKE SAs: KEr errors and PRF question

2009-12-10 Thread Paul Hoffman
At 9:34 AM -0500 11/24/09, Scott C Moonen wrote: Section 2.18 also states that in the case of the old and new IKE SA selecting different PRFs, that the rekeying exchange (for SKEYSEED) ...snip... new PRF, is when new IKE SA is used to generate KEYMAT, or SKEYSEED for next IKE SA rekey.

Re: [IPsec] #121: Rekeying IKE SAs: KEr errors and PRF question

2009-11-24 Thread Pasi.Eronen
Paul Hoffman wrote: We earlier agreed in issue #50 to make the KEr in Section 1.3.2 (Rekeying IKE SAs with the CREATE_CHILD_SA Exchange) mandatory: -- HDR, SK {SA, Nr, KEr} Note that this is not in the current draft, but will be in the next one. So, what

[IPsec] #121: Rekeying IKE SAs: KEr errors and PRF question

2009-11-24 Thread Tero Kivinen
Paul Hoffman writes: We earlier agreed in issue #50 to make the KEr in Section 1.3.2 (Rekeying IKE SAs with the CREATE_CHILD_SA Exchange) mandatory: -- HDR, SK {SA, Nr, KEr} Note that this is not in the current draft, but will be in the next one. So, what

Re: [IPsec] #121: Rekeying IKE SAs: KEr errors and PRF question

2009-11-24 Thread Scott C Moonen
Hoffman paul.hoff...@vpnc.org Cc: IPsecme WG ipsec@ietf.org Date: 11/24/2009 08:55 AM Subject: [IPsec] #121: Rekeying IKE SAs: KEr errors and PRF question Paul Hoffman writes: We earlier agreed in issue #50 to make the KEr in Section 1.3.2 (Rekeying IKE SAs with the CREATE_CHILD_SA Exchange

[IPsec] #121: Rekeying IKE SAs: KEr errors and PRF question

2009-11-23 Thread Paul Hoffman
We earlier agreed in issue #50 to make the KEr in Section 1.3.2 (Rekeying IKE SAs with the CREATE_CHILD_SA Exchange) mandatory: -- HDR, SK {SA, Nr, KEr} Note that this is not in the current draft, but will be in the next one. So, what happens if the responder does