<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <meta name="Generator" content="Microsoft Word 15 (filtered medium)"> <style></style> </head> <body link="blue" vlink="purple" style="word-wrap:break-word"> <div class="WordSection1"> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Hi Lincoln,<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Thank you for taking the time to make the change.<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Unfortunately, however, I see that even some of the plaintext ones are still failing DMARC. This is an example if you want to check from your client:<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><a href="https://inbox.dpdk.org/test-report/20230301075112.591AB601B1@dpdk-ubuntu.dpdklab.iol.unh.edu/">https://inbox.dpdk.org/test-report/20230301075112.591AB601B1@dpdk-ubuntu.dpdklab.iol.unh.edu/</a><o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">I’m checking if there is something I missed.<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p> <p class="MsoNormal"><span lang="EN-US">Regards,<br> Ali<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><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 lang="EN-US">From:</span></b><span lang="EN-US"> Lincoln Lavoie <lylavoie@iol.unh.edu> <br> <b>Sent:</b> Tuesday, February 28, 2023 10:57 PM<br> <b>To:</b> Ali Alnubani <alialnu@nvidia.com><br> <b>Cc:</b> Aaron Conole <aconole@redhat.com>; techboard@dpdk.org; ci@dpdk.org<br> <b>Subject:</b> Re: UNH - DMARC issue<o:p></o:p></span></p> </div> </div> <p class="MsoNormal"><o:p> </o:p></p> <div> <div> <p class="MsoNormal"><span style="font-size:12.0pt">Hi Ali,<o:p></o:p></span></p> </div> <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:12.0pt">We deployed the change to only plaintext emails last week. Can you confirm if this improves things from your side for the DMARC results. I am also also our IT admin to pull the reports for the past couple of days to see if failures are still being reported to us.<o:p></o:p></span></p> </div> <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:12.0pt">Cheers,<o:p></o:p></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:12.0pt">Lincoln<o:p></o:p></span></p> </div> </div> <p class="MsoNormal"><o:p> </o:p></p> <div> <div> <p class="MsoNormal">On Wed, Feb 8, 2023 at 11:20 AM Ali Alnubani <<a href="mailto:alialnu@nvidia.com">alialnu@nvidia.com</a>> wrote:<o:p></o:p></p> </div> <blockquote style="border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in"> <div> <div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">> Just to make sure, your example is one that failed, correct?</span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Correct, the copy I got failed DKIM and DMARC authentication.</span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">> Changing the content / format type will need a little more investigation, just to make sure the change wouldn't break other emails being sent. Does the message content type impact the DMARC evaluation? I thought it was more about headers, routing, and approved mail hosts, etc. </span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Non plaintext emails are more likely to be mangled by Mailman, breaking DKIM signature verification, and DMARC as a result.</span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Regards,<br> Ali</span><o:p></o:p></p> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></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" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> Lincoln Lavoie <<a href="mailto:lylavoie@iol.unh.edu" target="_blank">lylavoie@iol.unh.edu</a>> <br> <b>Sent:</b> Wednesday, February 8, 2023 5:37 PM<br> <b>To:</b> Ali Alnubani <<a href="mailto:alialnu@nvidia.com" target="_blank">alialnu@nvidia.com</a>><br> <b>Cc:</b> Aaron Conole <<a href="mailto:aconole@redhat.com" target="_blank">aconole@redhat.com</a>>; <a href="mailto:techboard@dpdk.org" target="_blank">techboard@dpdk.org</a>; Lincoln Lavoie <<a href="mailto:lylavioe@iol.unh.edu" target="_blank">lylavioe@iol.unh.edu</a>>; <a href="mailto:ci@dpdk.org" target="_blank">ci@dpdk.org</a><br> <b>Subject:</b> Re: UNH - DMARC issue</span><o:p></o:p></p> </div> </div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p> <div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt">HI Ali,</span><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt"> </span><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt">The To / Cc fields all look identical to what was sent / logged on our internal list. I've attached the raw stuff email. Just to make sure, your example is one that failed, correct?</span><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt"> </span><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt">Changing the content / format type will need a little more investigation, just to make sure the change wouldn't break other emails being sent. Does the message content type impact the DMARC evaluation? I thought it was more about headers, routing, and approved mail hosts, etc. </span><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt"> </span><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt">Cheers,<br> Lincoln</span><o:p></o:p></p> </div> </div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p> <div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On Wed, Feb 8, 2023 at 4:02 AM Ali Alnubani <<a href="mailto:alialnu@nvidia.com" target="_blank">alialnu@nvidia.com</a>> wrote:<o:p></o:p></p> </div> <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"> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">> -----Original Message-----<br> > From: Aaron Conole <<a href="mailto:aconole@redhat.com" target="_blank">aconole@redhat.com</a>><br> > Sent: Thursday, February 2, 2023 4:42 PM<br> > To: <a href="mailto:techboard@dpdk.org" target="_blank">techboard@dpdk.org</a><br> > Cc: Lincoln Lavoie <<a href="mailto:lylavioe@iol.unh.edu" target="_blank">lylavioe@iol.unh.edu</a>>; <a href="mailto:ci@dpdk.org" target="_blank">ci@dpdk.org</a><br> > Subject: UNH - DMARC issue<br> > <br> > Hi all,<br> > <br> > UNH reported that their IT will be turning on DMARC enforcement "soon."<br> > I'm not sure when that will exactly take place, but as part of that,<br> > they found there was an issue with the DPDK mailing lists doing some<br> > header rewriting which will break email bounces via the mailing list to<br> > the lab.<br> > <br> > I think Ali is currently investigating, but I'm sending the email here<br> > to make sure you're aware.<br> > <br> > -Aaron<br> <br> Hello, and apologies for the delay,<br> <br> I can confirm that DMARC is failing for some of the reports, but I don't see obvious mangling to the headers or bodies of these emails.<br> <br> Can you please help verify that the list of recipients in To and Cc isn't being mangled for the reports failing DMARC? Example:<br> <a href="https://inbox.dpdk.org/test-report/20230208081905.C6CB9600AB@dpdk-ubuntu.dpdklab.iol.unh.edu/" target="_blank">https://inbox.dpdk.org/test-report/20230208081905.C6CB9600AB@dpdk-ubuntu.dpdklab.iol.unh.edu/</a><br> <br> Would it also be possible to switch the format/content-type of these emails from html to text/plain as way to try and mitigate this?<br> <br> Thanks,<br> Ali<o:p></o:p></p> </blockquote> </div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><br clear="all"> <o:p></o:p></p> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p> </div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">-- <o:p></o:p></p> <div> <div> <div> <div> <div> <div> <div> <div> <div> <div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>Lincoln Lavoie</b><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Principal Engineer, Broadband Technologies<o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">21 Madbury Rd., Ste. 100, Durham, NH 03824<o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><a href="mailto:lylavoie@iol.unh.edu" target="_blank">lylavoie@iol.unh.edu</a><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><a href="https://www.iol.unh.edu" target="_blank">https://www.iol.unh.edu</a><o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">+1-603-674-2755 (m)<o:p></o:p></p> </div> <div> <p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><a href="https://www.iol.unh.edu/" target="_blank"><span style="text-decoration:none"><img border="0" width="200" height="43" style="width:2.0833in;height:.4479in" id="_x0000_i1026" src="https://ci3.googleusercontent.com/mail-sig/AIorK4xlKa1qM3IJKocZErE7ywuQuw_cfMEDW_tlU6Dw8dHUTWPjdawcJawE6HcYf7_JfXJnr9fvVJI"></span></a><o:p></o:p></p> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </blockquote> </div> <p class="MsoNormal"><br clear="all"> <o:p></o:p></p> <div> <p class="MsoNormal"><o:p> </o:p></p> </div> <p class="MsoNormal">-- <o:p></o:p></p> <div> <div> <div> <div> <div> <div> <div> <div> <div> <div> <div> <p class="MsoNormal"><b>Lincoln Lavoie</b><o:p></o:p></p> </div> <div> <p class="MsoNormal">Principal Engineer, Broadband Technologies<o:p></o:p></p> </div> <div> <p class="MsoNormal">21 Madbury Rd., Ste. 100, Durham, NH 03824<o:p></o:p></p> </div> <div> <p class="MsoNormal"><a href="mailto:lylavoie@iol.unh.edu" target="_blank">lylavoie@iol.unh.edu</a><o:p></o:p></p> </div> <div> <p class="MsoNormal"><a href="https://www.iol.unh.edu" target="_blank">https://www.iol.unh.edu</a><o:p></o:p></p> </div> <div> <p class="MsoNormal">+1-603-674-2755 (m)<o:p></o:p></p> </div> <div> <p class="MsoNormal"><a href="https://www.iol.unh.edu/" target="_blank"><span style="text-decoration:none"><img border="0" width="200" height="43" style="width:2.0833in;height:.4479in" id="_x0000_i1025" src="https://ci3.googleusercontent.com/mail-sig/AIorK4xlKa1qM3IJKocZErE7ywuQuw_cfMEDW_tlU6Dw8dHUTWPjdawcJawE6HcYf7_JfXJnr9fvVJI"></span></a><o:p></o:p></p> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </body> </html>