<div dir="auto">So then only numerical values are to be compared, I.e.; there could be any number of decorator on the header, as long as the number match.</div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, 4 Nov 2021 at 05:17, Ben Kaufman <<a href="mailto:bkaufman@nexvortex.com">bkaufman@nexvortex.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>
<div style="color:rgb(33,33,33);background-color:rgb(255,255,255)" dir="auto">
I was responding to David's statement of "it effectively mean you MUST remove it from the headers, since the TNs in the payload must match the TNs in the headers for the identity to be valid." This statement is incorrect, as evidenced by the ATIS docs.</div>
<div style="color:rgb(33,33,33);background-color:rgb(255,255,255)" dir="auto">
<br>
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<div style="color:rgb(33,33,33);background-color:rgb(255,255,255)" dir="auto">
The clearest example is in 1000082 8.2.1 which describes the validation process, and how the orig tn and dest tn from the passport are to be compared to the values from the SIP To: and From: headers:<span></span></div>
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<br>
</div>
<div style="color:rgb(33,33,33);background-color:rgb(255,255,255)" dir="auto">
Normalize to the canonical form the received in the “verificationRequest” “from” and “to” telephone <span style="font-size:12pt">numbers (remove visual separators and leading “+”) and compare them with ones extracted from </span>the “orig” and “dest” claims
of PASSporT payload.<br>
</div>
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<div id="m_201244532869495086divRplyFwdMsg"><strong>From:</strong> sr-users <<a href="mailto:sr-users-bounces@lists.kamailio.org" target="_blank">sr-users-bounces@lists.kamailio.org</a>> on behalf of Emilio Panighetti <<a href="mailto:emiliop@operalogic.com" target="_blank">emiliop@operalogic.com</a>><br>
<strong>Sent:</strong> Wednesday, November 3, 2021, 10:42 PM</div></div></div><div><div id="m_201244532869495086id-8d8c0ed0-06a1-4694-9001-f095c3b58791"><div id="m_201244532869495086divRplyFwdMsg"><br>
<strong>To:</strong> Kamailio (SER) - Users Mailing List<br>
<strong>Subject:</strong> Re: [SR-Users] STIR/SHAKEN, is a number format mandatory?<br>
</div>
<br>
<div>Take a look at ATIS-1000082: <a href="https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Faccess.atis.org%2Fapps%2Fgroup_public%2Fdownload.php%2F45032%2FATIS-1000082.pdf&data=04%7C01%7Cbkaufman%40nexvortex.com%7C701db8cbb12a4668941a08d99f452320%7Cafc1818e7b6848568913201b9396c4fc%7C1%7C0%7C637715941579694899%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=GNZDRAd2QeKpFZviYAiE%2Fc%2FOdYxH9FXq4GDjiRwiJBM%3D&reserved=0" target="_blank">https://access.atis.org/apps/group_public/download.php/45032/ATIS-1000082.pdf</a></div>
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<div title="Page 11">
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<div>
<p><span style="font-size:14.000000pt;font-family:'Arial';font-weight:700;font-style:italic">6.2 Datatype:origTelephoneNumber
</span></p>
</div>
</div>
<table style="border-collapse:collapse;background-color:rgb(255,255,255)">
<colgroup><col style="width:8.578656%"><col style="width:25.011500%"><col style="width:12.936981%"><col style="width:53.472863%"></colgroup>
<tbody>
<tr>
<td style="border-style:solid;background-color:rgb(217,217,217);border-width:0.48004pt 0.48pt 0.48pt 0.48001pt;border-color:rgb(0,0,0)">
<div>
<div>
<p><span style="font-size:9.000000pt;font-family:'Arial';font-weight:700">Field
</span></p>
</div>
</div>
</td>
<td style="border-style:solid;background-color:rgb(217,217,217);border-width:0.48004pt 0.48001pt 0.48pt 0.48pt;border-color:rgb(0,0,0)">
<div>
<div>
<p><span style="font-size:9.000000pt;font-family:'Arial';font-weight:700">Type
</span></p>
</div>
</div>
</td>
<td style="border-style:solid;background-color:rgb(217,217,217);border-width:0.48004pt 0.48pt 0.48pt 0.48001pt;border-color:rgb(0,0,0)">
<div>
<div>
<p><span style="font-size:9.000000pt;font-family:'Arial';font-weight:700">Required?
</span></p>
</div>
</div>
</td>
<td style="border-style:solid;background-color:rgb(217,217,217);border-width:0.48004pt 0.48004pt 0.48pt 0.48pt;border-color:rgb(0,0,0)">
<div>
<div>
<p><span style="font-size:9.000000pt;font-family:'Arial';font-weight:700">Description
</span></p>
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</td>
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<td style="border-style:solid;border-width:0.48pt 0.48pt 0.48001pt 0.48001pt;border-color:rgb(0,0,0)">
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<p><span style="font-size:9.000000pt;font-family:'Arial';font-weight:700">tn
</span></p>
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<div>
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<p><span style="font-size:9.000000pt;font-family:'ArialMT'">String<br>
Allowed Characters : [0-9],*,#,+, and<br>
visual separators defined in RFC 3966: “.”, “-“, “(“, “)”. </span></p>
</div>
</div>
</td>
<td style="border-style:solid;border-width:0.48pt 0.48pt 0.48001pt 0.48001pt;border-color:rgb(0,0,0)">
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<p><span style="font-size:9.000000pt;font-family:'ArialMT'">Y </span>
</p>
</div>
</div>
</td>
<td style="border-style:solid;border-width:0.48pt 0.48004pt 0.48001pt 0.48pt;border-color:rgb(0,0,0)">
<div>
<div>
<p><span style="font-size:9.000000pt;font-family:'ArialMT'">Telephone Number of Originating identity.
</span></p>
<p><span style="font-size:9.000000pt;font-family:'ArialMT'">Server will remove all non-numeric characters if received except star (*) and pound (#) characters.
</span></p>
<p><span style="font-size:9.000000pt;font-family:'ArialMT'">Ex.: (+1) 235-555-1212</span><span style="font-size:9.000000pt;font-family:'Wingdings'"></span><span style="font-size:9.000000pt;font-family:'ArialMT'">12355551212
</span></p>
</div>
</div>
</td>
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</tbody>
</table>
</div>
<div><br>
</div>
<div>Do you really trust a 3rd party server to do your job?</div>
<div>The attestation is done with the bare digits as in the example above: 12355551212 clear from all decorators including the preceding ‘+’.</div>
<div><br>
</div>
<div>If you look at any identity header with an attestation, the numbers are always as above, without decorators.</div>
<div><br>
</div>
<div>If you go to 8.1.3.2 Request Sample within the same document, all the JSON samples contain no decorators.</div>
<div><br>
</div>
<div>What you’re quoting from ATIS-1000074 are SIP headers.</div>
<div>The current version is <a href="https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Faccess.atis.org%2Fapps%2Fgroup_public%2Fdownload.php%2F45032%2FATIS-1000082.pdf&data=04%7C01%7Cbkaufman%40nexvortex.com%7C701db8cbb12a4668941a08d99f452320%7Cafc1818e7b6848568913201b9396c4fc%7C1%7C0%7C637715941579694899%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=GNZDRAd2QeKpFZviYAiE%2Fc%2FOdYxH9FXq4GDjiRwiJBM%3D&reserved=0" target="_blank">https://access.atis.org/apps/group_public/download.php/45032/ATIS-1000082.pdf</a></div>
<div>It explains the overall protocol. The implementation details are in ATIS-1000082</div>
<div><br>
</div>
<div>Regards</div>
<div><br>
</div>
<div><br>
<div>On Nov 3, 2021, at 10:48 PM, Ben Kaufman <<a href="mailto:bkaufman@nexvortex.com" target="_blank">bkaufman@nexvortex.com</a>> wrote:</div>
<br>
<div>
<div style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
I don’t think so, because the examples in ATIS-1000074-E specifically show To: and From: headers with a leading plus:</div>
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To: <<a style="color:blue;text-decoration:underline">sip:+12155551213@tel.example1.net</a>><span> </span></div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
From: "Alice"<<a style="color:blue;text-decoration:underline">sip:+12155551212@tel.example2.net</a>>;tag=614bdb40</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
I think the necessity is only to logically match the values there.</div>
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<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
<b><span style="font-size:12pt">Ben Kaufman</span></b><span style="font-size:12pt"></span></div>
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<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
<b>From:</b><span> </span>sr-users <<a href="mailto:sr-users-bounces@lists.kamailio.org" style="color:blue;text-decoration:underline" target="_blank">sr-users-bounces@lists.kamailio.org</a>><span> </span><b>On
Behalf Of<span> </span></b>David Villasmil<br>
<b>Sent:</b><span> </span>Wednesday, November 3, 2021 6:43 PM<br>
<b>To:</b><span> </span>Kamailio (SER) - Users Mailing List <<a href="mailto:sr-users@lists.kamailio.org" style="color:blue;text-decoration:underline" target="_blank">sr-users@lists.kamailio.org</a>><br>
<b>Subject:</b><span> </span>Re: [SR-Users] STIR/SHAKEN, is a number format mandatory?</div>
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
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<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
then it effectively mean you MUST remove it from the headers, since the TNs in the payload must match the TNs in the headers for the identity to be valid.</div>
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<br clear="all">
</div>
<div>
<div>
<div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
Regards,</div>
</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
David Villasmil</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
email:<span> </span><a href="mailto:david.villasmil.work@gmail.com" style="color:blue;text-decoration:underline" target="_blank">david.villasmil.work@gmail.com</a></div>
</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
phone: +34669448337</div>
</div>
</div>
</div>
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
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<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
On Wed, Nov 3, 2021 at 11:12 PM Ben Kaufman <<a href="mailto:bkaufman@nexvortex.com" style="color:blue;text-decoration:underline" target="_blank">bkaufman@nexvortex.com</a>> wrote:</div>
</div>
<blockquote style="border-style:none none none solid;border-left-width:1pt;border-left-color:rgb(204,204,204);padding:0in 0in 0in 6pt;margin-left:4.8pt;margin-right:0in">
<div>
<div>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
According to ATIS-1000074-E</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
“ the term "valid telephone number" refers to a telephone number that is a nationally specific service number (e.g., 611, 911), or a telephone number that can be converted into a globally routable E.164 number, as specified in section 8.3 of [RFC 8224].”</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
>From the RFC (<a href="https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc8224%23section-8.3&data=04%7C01%7Cbkaufman%40nexvortex.com%7C701db8cbb12a4668941a08d99f452320%7Cafc1818e7b6848568913201b9396c4fc%7C1%7C0%7C637715941579704848%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=2PBBKKVT%2BsPMlBts9dQuyjS9XNO%2FLqyhPmvDovVwVaI%3D&reserved=0" style="color:blue;text-decoration:underline" target="_blank">https://datatracker.ietf.org/doc/html/rfc8224#section-8.3</a>)</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
Implementations MUST drop any "+"s, internal dashes, parentheses,</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
or other non-numeric characters, except for the "#" or "*" keys</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
used in some special service numbers (typically, these will appear</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
only in the To header field value). This MUST result in an ASCII</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
string limited to "#", "*", and digits without whitespace or</p>
<p style="margin-right:0in;margin-left:0in;font-size:11pt;font-family:Calibri,sans-serif">
visual separators.</p>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
In looking at the examples in ATIS-1000074-E, this doesn’t mean that the + should be removed from the other SIP headers (To:, From:, etc), but apparently it shouldn’t be in the jwt of the Identity header.</div>
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<b><span style="font-size:12pt">Ben Kaufman</span></b></div>
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<span> </span></div>
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<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
<b>From:</b><span> </span>sr-users <<a href="mailto:sr-users-bounces@lists.kamailio.org" style="color:blue;text-decoration:underline" target="_blank">sr-users-bounces@lists.kamailio.org</a>><span> </span><b>On
Behalf Of<span> </span></b>David Villasmil<br>
<b>Sent:</b><span> </span>Wednesday, November 3, 2021 5:32 PM<br>
<b>To:</b><span> </span>Kamailio (SER) - Users Mailing List <<a href="mailto:sr-users@lists.kamailio.org" style="color:blue;text-decoration:underline" target="_blank">sr-users@lists.kamailio.org</a>><br>
<b>Subject:</b><span> </span>[SR-Users] STIR/SHAKEN, is a number format mandatory?</div>
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
Hello guys,</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
I'm getting failed by my provider because I'm sending to them with +1 both on the headers and on the payload. My understanding is there is no mandatory format, or is there?</div>
</div>
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<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
<br clear="all">
</div>
<div>
<div>
<div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
Regards,</div>
</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
</div>
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
David Villasmil</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
email:<span> </span><a href="mailto:david.villasmil.work@gmail.com" style="color:blue;text-decoration:underline" target="_blank">david.villasmil.work@gmail.com</a></div>
</div>
<div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
phone: +34669448337</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0in;font-size:11pt;font-family:Calibri,sans-serif">
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<span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">__________________________________________________________</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">
<span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">Kamailio
- Users Mailing List - Non Commercial Discussions</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">
<span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important"> *<span> </span></span><a href="mailto:sr-users@lists.kamailio.org" style="color:blue;text-decoration:underline;font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" target="_blank">sr-users@lists.kamailio.org</a><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">
<span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">Important:
keep the mailing list in the recipients, do not reply only to the sender!</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">
<span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">Edit
mailing list options or unsubscribe:</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">
<span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important"> *<span> </span></span><a href="https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.kamailio.org%2Fcgi-bin%2Fmailman%2Flistinfo%2Fsr-users&data=04%7C01%7Cbkaufman%40nexvortex.com%7C701db8cbb12a4668941a08d99f452320%7Cafc1818e7b6848568913201b9396c4fc%7C1%7C0%7C637715941579714803%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=P%2FH3FCnhwujBsAXZVzsndjNNDvTgjskgyxxKjoOmmoM%3D&reserved=0" style="color:blue;text-decoration:underline;font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" target="_blank">https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users</a></div>
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__________________________________________________________<br>
Kamailio - Users Mailing List - Non Commercial Discussions<br>
* <a href="mailto:sr-users@lists.kamailio.org" target="_blank">sr-users@lists.kamailio.org</a><br>
Important: keep the mailing list in the recipients, do not reply only to the sender!<br>
Edit mailing list options or unsubscribe:<br>
* <a href="https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users" rel="noreferrer" target="_blank">https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users</a><br>
</blockquote></div></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Regards,</div><div><br></div>David Villasmil<div>email: <a href="mailto:david.villasmil.work@gmail.com" target="_blank">david.villasmil.work@gmail.com</a></div><div>phone: +34669448337</div></div></div>