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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><a name="_MailEndCompose"><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>I agree that a one-year validity for OCSP Responders / CRLs is a reasonable timeframe for off-line CAs. <o:p></o:p></span></a></p><p class=MsoNormal><span style='mso-bookmark:_MailEndCompose'><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></span></p><div><p class=MsoNormal style='margin-bottom:2.0pt'><span style='mso-bookmark:_MailEndCompose'><b><span style='font-size:11.0pt;font-family:"Arial",sans-serif;color:#0174C3'>Ben Wilson, JD, CISA, CISSP<o:p></o:p></span></b></span></p><p class=MsoNormal style='margin-bottom:2.0pt'><span style='mso-bookmark:_MailEndCompose'><span style='font-size:11.0pt;font-family:"Arial",sans-serif;color:#686869'>VP Compliance<o:p></o:p></span></span></p><p class=MsoNormal style='margin-bottom:2.0pt'><span style='mso-bookmark:_MailEndCompose'><span style='font-size:11.0pt;font-family:"Arial",sans-serif;color:#686869'>+1 801 701 9678<o:p></o:p></span></span></p><p class=MsoNormal><span style='mso-bookmark:_MailEndCompose'><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><img width=133 height=29 style='width:1.3875in;height:.3in' id="Picture_x0020_1" src="cid:image001.jpg@01D2C99B.55B4C5B0"><o:p></o:p></span></span></p></div><p class=MsoNormal><span style='mso-bookmark:_MailEndCompose'><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></span></p><span style='mso-bookmark:_MailEndCompose'></span><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> Public [mailto:public-bounces@cabforum.org] <b>On Behalf Of </b>Doug Beattie via Public<br><b>Sent:</b> Wednesday, May 10, 2017 11:15 AM<br><b>To:</b> CA/Browser Forum Public Discussion List <public@cabforum.org><br><b>Cc:</b> Doug Beattie <doug.beattie@globalsign.com><br><b>Subject:</b> Re: [cabfpub] Profiling OCSP & CRLs<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>There are CAs that are kept off-line other than roots, so perhaps the requirement should apply to all “off-line” CAs, assuming we can come to agreement on what that means.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Doug<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> Public [<a href="mailto:public-bounces@cabforum.org">mailto:public-bounces@cabforum.org</a>] <b>On Behalf Of </b>Peter Bowen via Public<br><b>Sent:</b> Wednesday, May 10, 2017 1:09 PM<br><b>To:</b> CA/Browser Forum Public Discussion List <<a href="mailto:public@cabforum.org">public@cabforum.org</a>><br><b>Cc:</b> Peter Bowen <<a href="mailto:pzb@amzn.com">pzb@amzn.com</a>><br><b>Subject:</b> Re: [cabfpub] Profiling OCSP & CRLs<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Ryan,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>This seems reasonable when you are dealing with an online CA. When you are dealing with a root CA, it is currently reasonable to only bring it online once a year to update the CRL, as that is the required frequency. For many offline CAs it is quite a production to use the HSM, so I think the maximum duration of delegated responder certificates signed by root CAs should be at least a year.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thanks,<o:p></o:p></p></div><div><p class=MsoNormal>Peter<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal>On May 8, 2017, at 4:51 PM, Ryan Sleevi via Public <<a href="mailto:public@cabforum.org">public@cabforum.org</a>> wrote:<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>I think 30 days is what we should target as the upper-bound, so would that be suggesting that we should target 15 days as a SHOULD with 30 as a MUST?<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Or were you suggesting 30 as a SHOULD, 45 as a MUST, which in practice means... well, 45? :)<o:p></o:p></p></div></div><div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On Thu, Apr 27, 2017 at 12:57 PM, Curt Spann <<a href="mailto:cspann@apple.com" target="_blank">cspann@apple.com</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'><div><p class=MsoNormal>Hi Ryan,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Regarding delegated OCSP responder certificate validity, if 30 days is a desired goal (or a similar timeframe), I would recommend 45 days to allow the renewal to occur every 30 days, with a 15 day buffer for operational issues. Basically, for whatever target validity period we should add some buffer time.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Cheers,<o:p></o:p></p></div><div><p class=MsoNormal>Curt<o:p></o:p></p></div><div><div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><div><p class=MsoNormal>On Apr 25, 2017, at 4:53 PM, Ryan Sleevi via Public <<a href="mailto:public@cabforum.org" target="_blank">public@cabforum.org</a>> wrote:<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></div><div><div><div><div><p class=MsoNormal>Hi folks,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>In response to various investigations about OCSP performance, operation, and trying to figure out how we can move to a world of more ubiquitous OCSP stapling, one of the things that comes up is that OCSP responses are very much like the pre-BR wild-west of certificates.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I've tried to capture a starting point for discussion at <a href="https://github.com/sleevi/cabforum-docs/pull/2/files?diff=split" target="_blank">https://github.com/sleevi/cabforum-docs/pull/2/files?diff=split</a> . I've tried to annotate the changes, and the reason for the changes, so that people can understand them, their goals, and the implications.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>While I'd like to get this to the point of a Ballot, it's not quite there yet. In particular, it doesn't state Effective Dates, because I want to get a sense of the challenges that each bit may pose :)<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>If people find this approach useful, I'd like to also reform the CRL profile in a similar fashion.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>There's also a lot of ways to express these requirements. I considered using a table approach, which I suspect some of our ETSI-audited CA members will be familiar with, and which I find useful, but I thought it best to keep the initial discussions simple and textual, and then we can make it pretty once we're happy with the substance.<o:p></o:p></p></div></div></div></div><p class=MsoNormal>_______________________________________________<br>Public mailing list<br><a href="mailto:Public@cabforum.org" target="_blank">Public@cabforum.org</a><br><a href="https://cabforum.org/mailman/listinfo/public" target="_blank">https://cabforum.org/mailman/listinfo/public</a><o:p></o:p></p></div></blockquote></div><p class=MsoNormal><o:p> </o:p></p></div></div></blockquote></div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>_______________________________________________<br>Public mailing list<br><a href="mailto:Public@cabforum.org">Public@cabforum.org</a><br><a href="https://cabforum.org/mailman/listinfo/public">https://cabforum.org/mailman/listinfo/public</a><o:p></o:p></p></div></blockquote></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>