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--></style></head><body lang=en-SE link="#467886" vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;mso-fareast-language:EN-US'>All,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;mso-fareast-language:EN-US'>Based on our discussion from last week, I’ve updated the proposed language. <br><br>Please review the new commit, located at <a href="https://github.com/cabforum/code-signing/pull/34/commits/61d9426e9025d448a13eb56fa75b9651b2136548">https://github.com/cabforum/code-signing/pull/34/commits/61d9426e9025d448a13eb56fa75b9651b2136548</a> and let me know if there are any further concerns blocking this ballot from moving forward.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;mso-fareast-language:EN-US'><o:p> </o:p></span></p><div id=mail-editor-reference-message-container><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal style='margin-bottom:12.0pt'><b><span style='font-size:12.0pt;color:black'>From: </span></b><span style='font-size:12.0pt;color:black'>Cscwg-public <cscwg-public-bounces@cabforum.org> on behalf of Martijn Katerbarg via Cscwg-public <cscwg-public@cabforum.org><br><b>Date: </b>Tuesday, 16 April 2024 at 12:06<br><b>To: </b>Adriano Santoni <adriano.santoni@staff.aruba.it>, cscwg-public@cabforum.org <cscwg-public@cabforum.org>, Christophe Bonjean <christophe.bonjean@globalsign.com><br><b>Subject: </b>Re: [Cscwg-public] [External Sender] Re: [Discussion Period Begins] CSC-24 (v2): Timestamping Private Key Protection<o:p></o:p></span></p></div><div style='border:solid black 1.0pt;padding:2.0pt 2.0pt 2.0pt 2.0pt'><p class=MsoNormal style='line-height:12.0pt;background:#FAFA03'><span style='font-family:"Calibri",sans-serif;color:black'>CAUTION: This email originated from outside of the organization. Do not click links or open attachments unless you recognize the sender and know the content is safe.<o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:12.0pt'><o:p> </o:p></span></p><div><div><p class=MsoNormal><span style='font-size:11.0pt'>Hi Christophe, Adriano,<br><br>Thank you for the comments. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>I kind of think this may be a slight mismatch between what’s listed as the purpose of the ballot, vs the language included in the redline. However, I’m not sure I agree with your solution:<br><br>></span><span style='font-family:"Arial",sans-serif'> I would recommend to scope this change to Private Keys generated after the effective date, instead of linking it to the issuing date of the Subordinate CA Certificate for those keys. </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'>> For example if a CA issues a new Subordinate CA Certificate after this date, with an existing Private Key, then the related Private Key would need to be moved to an offline state. I think the intention is only for new keys to follow this requirement.</span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>Am I understanding correctly that you’re proposing that if CAs issue a new SubCA after the effective date using a key already in existance, you want them to keep using that CA in an online state?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>If so, that kindof defeats the purpose of this ballot. CA’s may have loads of parked private keys in their online HSMs, meaning if we scope it to when a key was generated, they could keep issuing new SubCAs for timestamping for many years to come in an online state. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'><br>Instead, I think we could restate the purpose of the ballot to make it a bit more clear if we feel that may help, as:<br>1. Require Private Keys associated with newly issued Timestamp Authority Subordinate CA to be stored in offline HSMs<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>2. Add a requirement to remove Private Keys associated with Timestamp Certificates after a 18 months<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>3. Add a requirement to reject SHA-1 timestamp requests<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'>Thoughts?<br><br>(If so, I wonder, since the redline doesn’t change, only the ballot description, does it need a new ballot version?)<br><br>Regards,<br><br>Martijn<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal style='margin-bottom:12.0pt'><b><span style='font-size:11.0pt;color:black'>From: </span></b><span style='font-size:11.0pt;color:black'>Cscwg-public <cscwg-public-bounces@cabforum.org> on behalf of Adriano Santoni via Cscwg-public <cscwg-public@cabforum.org><br><b>Date: </b>Tuesday, 16 April 2024 at 08:35<br><b>To: </b>cscwg-public@cabforum.org <cscwg-public@cabforum.org><br><b>Subject: </b>Re: [Cscwg-public] [External Sender] Re: [Discussion Period Begins] CSC-24 (v2): Timestamping Private Key Protection</span><span style='font-size:11.0pt'><o:p></o:p></span></p></div><div style='border:solid black 1.0pt;padding:2.0pt 2.0pt 2.0pt 2.0pt'><p class=MsoNormal style='line-height:12.0pt;background:#FAFA03'><span style='font-family:"Calibri",sans-serif;color:black'>CAUTION: This email originated from outside of the organization. Do not click links or open attachments unless you recognize the sender and know the content is safe.</span><span style='font-size:11.0pt'><o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:12.0pt'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p>I concur with Christophe.<o:p></o:p></p><p>Adriano<o:p></o:p></p><p> <o:p></o:p></p><div><p class=MsoNormal><span style='font-size:11.0pt'>Il 12/04/2024 16:30, Christophe Bonjean via Cscwg-public ha scritto:<o:p></o:p></span></p></div><div><p class=MsoNormal><span lang=NL-BE style='font-family:"Arial",sans-serif'>Hi Martijn,</span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span lang=NL-BE style='font-family:"Arial",sans-serif'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'>Looking at the purpose of the ballot, the goal is to require <b>newly issued</b> [..] <b>Private Keys </b>to be stored in offline HSMs<b>.</b></span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><b><span style='font-family:"Arial",sans-serif'> </span></b><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'>The proposed change scopes this change to [keys related to] Root CA certificates and <b>new Subordinate CA certificates</b></span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'>I would recommend to scope this change to Private Keys generated after the effective date, instead of linking it to the issuing date of the Subordinate CA Certificate for those keys. </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'>For example if a CA issues a new Subordinate CA Certificate after this date, with an existing Private Key, then the related Private Key would need to be moved to an offline state. I think the intention is only for new keys to follow this requirement.</span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial",sans-serif'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial",sans-serif'>Christophe</span><span style='font-size:11.0pt'><o:p></o:p></span></p></div><p class=MsoNormal><span style='font-family:"Arial",sans-serif'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><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'> Cscwg-public <a href="mailto:cscwg-public-bounces@cabforum.org"><cscwg-public-bounces@cabforum.org></a> <b>On Behalf Of </b>Martijn Katerbarg via Cscwg-public<br><b>Sent:</b> Monday, April 8, 2024 9:32 AM<br><b>To:</b> <a href="mailto:cscwg-public@cabforum.org">cscwg-public@cabforum.org</a><br><b>Subject:</b> [Cscwg-public] [Discussion Period Begins] CSC-24 (v2): Timestamping Private Key Protection</span><span style='font-size:11.0pt'><o:p></o:p></span></p></div></div><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p><p><strong><span style='font-family:"Aptos",sans-serif;color:#212121'>Purpose of the Ballot</span></strong><o:p></o:p></p><p class=MsoNormal id=bkmrk-this-ballot-updates-><span style='font-size:11.0pt;color:#212121'>This ballot updates the “Baseline Requirements for the Issuance and Management of Publicly</span><span style='font-size:11.0pt;font-family:"Cambria Math",serif;color:#212121'>‐</span><span style='font-size:11.0pt;color:#212121'>Trusted Code Signing Certificates“ version 3.7 in order to clarify language regarding Timestamp Authority Private Key Protection. The main goals of this ballot are to:</span><span style='font-size:11.0pt'><o:p></o:p></span></p><ol start=1 type=1 id=bkmrk-remove-dependencies-><li class=null style='color:#212121;mso-list:l1 level1 lfo1'><span class=pl-mh><span style='font-size:11.0pt'>Require newly issued Timestamp Authority Subordinate CA Private Keys to be stored in offline HSMs</span></span><o:p></o:p></li><li class=null style='color:#212121;mso-list:l1 level1 lfo1'><span class=pl-mh><span style='font-size:11.0pt'>Add a requirement to remove Private Keys associated with Timestamp Certificates after a 18 months</span></span><o:p></o:p></li><li class=null style='color:#212121;mso-list:l1 level1 lfo1'><span class=pl-mh><span style='font-size:11.0pt'>Add a requirement to reject SHA-1 timestamp requests</span></span><o:p></o:p></li></ol><p class=MsoNormal id=bkmrk-the-following-motion><span style='font-size:11.0pt;color:#212121'>The following motion has been proposed by Martijn Katerbarg of Sectigo and endorsed by Bruce Morton of Entrust and Ian McMillan of Microsoft.</span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal id="bkmrk-%C2%A0motion-begins"><span style='font-size:11.0pt;color:#212121'> <strong><span style='font-family:"Aptos",sans-serif'>MOTION BEGINS</span></strong></span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal id=bkmrk-this-ballot-updates--1><span style='font-size:11.0pt;color:#212121'>This ballot updates the “Baseline Requirements for the Issuance and Management of Publicly</span><span style='font-size:11.0pt;font-family:"Cambria Math",serif;color:#212121'>‐</span><span style='font-size:11.0pt;color:#212121'>Trusted Code Signing Certificates” ("Code Signing Baseline Requirements") based on version 3.7. MODIFY the Code Signing Baseline Requirements as specified in the following redline:<span class=apple-converted-space> </span><a href="https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fcabforum%2Fcode-signing%2Fcompare%2Fd431d9104094f2b89f35ed4bf1d64b9a844e762b...84e8586846a0c836d5bccbe9ef74593358c5b421&data=05%7C02%7Cmartijn.katerbarg%40sectigo.com%7Cd587b32400694fc851b208dc5dfcefcc%7C0e9c48946caa465d96604b6968b49fb7%7C0%7C0%7C638488588150515702%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=kMkg3KUAWvdi8emTbzyKjj7CKIG1ksE5LfchqQ20E1I%3D&reserved=0">https://github.com/cabforum/code-signing/compare/d431d9104094f2b89f35ed4bf1d64b9a844e762b...84e8586846a0c836d5bccbe9ef74593358c5b421</a></span><span style='font-size:11.0pt'><o:p></o:p></span></p><p id=bkmrk-motion-ends><strong><span style='font-family:"Aptos",sans-serif;color:#212121'>MOTION ENDS</span></strong><o:p></o:p></p><p class=MsoNormal id=bkmrk-the-procedure-for-th><span style='font-size:11.0pt;color:#212121'>The procedure for this ballot is as follows:</span><span style='font-size:11.0pt'><o:p></o:p></span></p><p id="bkmrk-discussion-%287-days%29"><span style='color:#212121'>Discussion (7 days)</span><o:p></o:p></p><ul style='margin-top:0cm' type=disc id="bkmrk-start-time%3A-09-09-20"><li class=MsoNormal style='color:#212121;mso-list:l0 level1 lfo2'><span style='font-size:11.0pt'>Start Time: 2024-04-08 09:00 UTC<o:p></o:p></span></li><li class=MsoNormal style='color:#212121;mso-list:l0 level1 lfo2'><span style='font-size:11.0pt'>End Time: Not before 2024-04-15 17:00 UTC<o:p></o:p></span></li></ul><p id="bkmrk-vote-for-approval-%287"><span style='color:#212121'>Vote for approval (7 days)</span><o:p></o:p></p><ul style='margin-top:0cm' type=disc id="bkmrk-start-time%3A-09-16-20"><li class=MsoNormal style='color:#212121;mso-list:l2 level1 lfo3'><span style='font-size:11.0pt'>Start Time: TBD<o:p></o:p></span></li><li class=MsoNormal style='color:#212121;mso-list:l2 level1 lfo3'><span style='font-size:11.0pt'>End Time: TBD<o:p></o:p></span></li></ul><p class=MsoNormal><span style='font-size:11.0pt;color:#212121'> </span><span style='font-size:11.0pt'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt'> <o:p></o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt'><o:p> </o:p></span></p><pre>_______________________________________________<o:p></o:p></pre><pre>Cscwg-public mailing list<o:p></o:p></pre><pre><a href="mailto:Cscwg-public@cabforum.org">Cscwg-public@cabforum.org</a><o:p></o:p></pre><pre><a href="https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.cabforum.org%2Fmailman%2Flistinfo%2Fcscwg-public&data=05%7C02%7Cmartijn.katerbarg%40sectigo.com%7Cd587b32400694fc851b208dc5dfcefcc%7C0e9c48946caa465d96604b6968b49fb7%7C0%7C0%7C638488588150528464%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=zyDreoAmB9RNLRIEgzI94cWdL6Dw%2B3N2eGgSihUuCDc%3D&reserved=0">https://lists.cabforum.org/mailman/listinfo/cscwg-public</a><o:p></o:p></pre></div></div></div></div></div></body></html>