<?xml version='1.0' encoding='UTF-8'?>
<?xml-stylesheet type="text/xsl" href="channel-binding-types.xsl"?>
<?xml-model href="channel-binding-types.rng" schematypens="http://relaxng.org/ns/structure/1.0" ?>
<registry xmlns="http://www.iana.org/assignments" id="channel-binding-types">
  <title>Channel-Binding Types</title>
  <updated>2025-08-12</updated>
  <xref type="rfc" data="rfc5056"/>
  <registration_rule>Expert Review</registration_rule>
  <expert>Nicolas Williams</expert>
  <record date="2008-06-26" updated="2010-05-13">
    <name>tls-server-end-point</name>
    <binding_type>end-point</binding_type>
    <channel_type>TLS <xref type="rfc" data="rfc5246"/></channel_type>
    <spec>
      <xref type="rfc" data="rfc5929"/>
    </spec>
    <secret>no</secret>
    <description>&lt;See specification&gt;</description>
    <usage>COMMON</usage>
    <contact>
      <xref type="person" data="Larry_Zhu"/>
      <xref type="person" data="Nicolas_Williams"/>
    </contact>
    <owner>
      <xref type="person" data="IESG"/>
    </owner>
    <expert>
      <xref type="person" data="IETF_TLS_WG"/>
    </expert>
    <note>see the published specification for advice on the applicability of
      this channel binding type.</note>
  </record>
  <record date="2008-06-26" updated="2010-05-13">
    <name>tls-unique</name>
    <binding_type>unique</binding_type>
    <channel_type>TLS <xref type="rfc" data="rfc5246"/></channel_type>
    <spec>
      <xref type="rfc" data="rfc5929"/>
    </spec>
    <secret>no</secret>
    <description>&lt;See specification&gt;</description>
    <usage>COMMON</usage>
    <contact>
      <xref type="person" data="Larry_Zhu"/>
      <xref type="person" data="Nicolas_Williams"/>
    </contact>
    <owner>
      <xref type="person" data="IESG"/>
    </owner>
    <expert>
      <xref type="person" data="IETF_TLS_WG"/>
    </expert>
    <note>see the published specification for advice on the applicability of
      this channel binding type.</note>
  </record>
  <record date="2008-06-26" updated="2010-05-13">
    <name>tls-unique-for-telnet</name>
    <binding_type>unique</binding_type>
    <channel_type>TLS <xref type="rfc" data="rfc5246"/></channel_type>
    <spec>
      <xref type="rfc" data="rfc5929"/>
    </spec>
    <secret>no</secret>
    <description>&lt;See specification&gt;</description>
    <usage>COMMON</usage>
    <contact>
      <xref type="person" data="Jeff_Altman"/>
      <xref type="person" data="Nicolas_Williams"/>
    </contact>
    <owner>
      <xref type="person" data="IESG"/>
    </owner>
    <expert>
      <xref type="person" data="IETF_TLS_WG"/>
    </expert>
    <note>see the published specification for advice on the applicability of
      this channel binding type.</note>
  </record>
  <record date="2022-05-31" updated="2025-08-12">
    <name>tls-exporter</name>
    <binding_type>unique</binding_type>
    <channel_type>TLS <xref type="draft" data="RFC-ietf-tls-rfc8446bis-13"/></channel_type>
    <spec><xref type="rfc" data="rfc9266"/></spec>
    <secret>no</secret>
    <description>The EKM value obtained from the current TLS connection.</description>
    <usage>COMMON</usage>
    <contact>
      <xref type="person" data="Sam_Whited"/>
    </contact>
    <owner>
      <xref type="person" data="IESG"/>
    </owner>
    <expert>
      <xref type="person" data="IETF_TLS_WG"/>
      <xref type="person" data="IETF_KITTEN_WG"/>
    </expert>
    <note>See the published specification for advice on the
      applicability of this channel binding type.</note>
  </record>
  <people>
    <person id="IESG">
      <org>IESG</org>
    </person>
    <person id="IETF_KITTEN_WG">
      <org>IETF KITTEN WG</org>
      <uri>mailto:kitten&amp;ietf.org</uri>
      <uri>mailto:ietf&amp;ietf.org</uri>
    </person>
    <person id="IETF_TLS_WG">
      <org>IETF TLS WG</org>
      <uri>mailto:tls&amp;ietf.org</uri>
      <uri>mailto:ietf&amp;ietf.org</uri>
    </person>
    <person id="Jeff_Altman">
      <name>Jeff Altman</name>
      <uri>mailto:jaltman&amp;secure-endpoints.com</uri>
    </person>
    <person id="Larry_Zhu">
      <name>Larry Zhu</name>
      <uri>mailto:larry.zhu&amp;microsoft.com</uri>
    </person>
    <person id="Nicolas_Williams">
      <name>Nicolas Williams</name>
      <uri>mailto:Nicolas.Williams&amp;oracle.com</uri>
    </person>
    <person id="Sam_Whited">
      <name>Sam Whited</name>
      <uri>mailto:sam&amp;samwhited.com</uri>
      <updated>2022-05-31</updated>
    </person>
  </people>
</registry>
