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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>I like the concept of shorter validity periods, but I’d suggest a 13 month validity period rather than 12. That way subscribers can renew annually with a one month buffer period.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>Jeremy<o:p></o:p></span></p><p class=MsoNormal><a name="_MailEndCompose"><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></a></p><span style='mso-bookmark:_MailEndCompose'></span><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>Ryan Sleevi via Public<br><b>Sent:</b> Tuesday, January 31, 2017 8:50 PM<br><b>To:</b> CABFPub <public@cabforum.org><br><b>Cc:</b> Ryan Sleevi <sleevi@google.com><br><b>Subject:</b> [cabfpub] Draft Ballot 185 - Limiting the Lifetime of Certificates<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>I'm looking for two endorsers to publicly endorse this ballot.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Background:<o:p></o:p></p></div><div><p class=MsoNormal>The validity period of certificates represents the single greatest impediment towards improving the security of the Web PKI. This is because it sets the upper-bound on when legacy behaviours may be safely deprecated, while setting a practical lower-bound for how long hacks and workarounds need to be carried around by clients.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Further, in the event of misissuance related to internal control failures, rather than external security failures - for example, misissuance due to failing to properly vet subject information - the validity period represents the risk and exposure to customers and relying parties in the absence of revocation information (for example, constrained environments).<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>To keep this vote simple, it avoids any discussion of the reuse of validation information, described in Section 4.2.1 of the Baseline Requirements and Section 11.14.3 of the EV Guidelines.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>The following motion has been proposed by Ryan Sleevi of Google, Inc and endorsed by ___ of ___ and ___ of ___ to introduce new Final Maintenance Guidelines for the "Baseline Requirements Certificate Policy for the Issuance and Management of Publicly-Trusted Certificates" and the "Guidelines for the Issuance and Management of Extended Validation Certificates"<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>-- MOTION BEGINS --<o:p></o:p></p></div><div><p class=MsoNormal>Modify Section 6.3.2 of the "Baseline Requirements Certificate Policy for the Issuance and Management of Publicly-Trusted Certificates" as follows:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Replace Section 6.3.2 with:<o:p></o:p></p></div><div><p class=MsoNormal>"""<o:p></o:p></p></div><div><p class=MsoNormal>6.3.2. Certificate Operational Periods and Key Pair Usage Periods<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Subscriber Certificates issued on or after 1 May 2017 MUST NOT have a Validity Period greater than twelve (12) months.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Subscriber Certificates issued prior to 1 May 2017 MUST NOT have a Validity Period greater than thirty-nine (39) months.<o:p></o:p></p></div><div><p class=MsoNormal>"""<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Modify Section 9.4 of the "Guidelines for the Issuance and Management of Extended Validation Certificates" as follows:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Replace Section 9.4 with:<o:p></o:p></p></div><div><p class=MsoNormal>""""<o:p></o:p></p></div><div><p class=MsoNormal>9.4 Maximum Validity Period for EV Certificate<o:p></o:p></p></div><div><p class=MsoNormal>EV Certificates issued on or after 1 May 2017 MUST NOT have a Validity Period greater than twelve (12) months.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>EV Certificates issued prior to 1 May 2017 MUST NOT have a Validity Period greater than twenty seven (27) months.<o:p></o:p></p></div><div><p class=MsoNormal>"""<o:p></o:p></p></div><div><p class=MsoNormal>-- MOTION ENDS --<o:p></o:p></p></div></div></div></body></html>