<?xml version="1.0" encoding="UTF-8" standalone="no"?><!--
	U K   F E D E R A T I O N   M E T A D A T A

	Aggregate built 2026-04-08T15:00:27Z

	Aggregate valid for 21 days, until 2026-04-29T15:00:27Z
-->
<EntitiesDescriptor xmlns="urn:oasis:names:tc:SAML:2.0:metadata" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:elab="http://eduserv.org.uk/labels" xmlns:idpdisc="urn:oasis:names:tc:SAML:profiles:SSO:idp-discovery-protocol" xmlns:shibmd="urn:mace:shibboleth:metadata:1.0" xmlns:shibmeta="urn:mace:shibboleth:metadata:1.0" xmlns:ukfedlabel="http://ukfederation.org.uk/2006/11/label" xmlns:wayf="http://sdss.ac.uk/2006/06/WAYF" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ID="uk20100825T175806Z" Name="http://ukfederation.org.uk" validUntil="2010-09-08T17:58:06Z" xsi:schemaLocation="urn:oasis:names:tc:SAML:2.0:metadata sstc-saml-schema-metadata-2.0.xsd   urn:mace:shibboleth:metadata:1.0 shibboleth-metadata-1.0.xsd   http://www.w3.org/2001/04/xmlenc# xenc-schema.xsd   http://www.w3.org/2000/09/xmldsig# xmldsig-core-schema.xsd">
  <EntityDescriptor ID="uk001383" entityID="https://www.nejm.org/shibboleth">
    <ContactPerson contactType="support">
      <EmailAddress>mailto:SSO-Support@atypon.com</EmailAddress>
      <GivenName>SSO-Support</GivenName>
    </ContactPerson>
    <ContactPerson contactType="technical">
      <EmailAddress>mailto:SSO-Tech@atypon.com</EmailAddress>
      <GivenName>SSO-Tech</GivenName>
    </ContactPerson>
    <Extensions>
      <mdrpi:RegistrationInfo registrationAuthority="http://ukfederation.org.uk" registrationInstant="2010-08-06T15:48:45Z">
        <mdrpi:RegistrationPolicy xml:lang="en">http://ukfederation.org.uk/doc/mdrps-20130902</mdrpi:RegistrationPolicy>
      </mdrpi:RegistrationInfo>
    </Extensions>
    <Organization>
      <OrganizationDisplayName xml:lang="en">Atypon Systems, Inc</OrganizationDisplayName>
      <OrganizationName xml:lang="en">Atypon Systems, Inc</OrganizationName>
      <OrganizationURL xml:lang="en">http://www.nejm.org/</OrganizationURL>
    </Organization>
    <SPSSODescriptor protocolSupportEnumeration="urn:oasis:names:tc:SAML:1.1:protocol urn:oasis:names:tc:SAML:2.0:protocol">
      <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:1.0:profiles:browser-post" Location="https://www.nejm.org/action/samlACS" index="1" />
      <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:1.0:profiles:artifact-01" Location="https://www.nejm.org/action/samlACS" index="2" />
      <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST" Location="https://www.nejm.org/action/saml2post" index="3" />
      <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Artifact" Location="https://www.nejm.org/action/saml2artifact" index="4" />
      <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:1.0:profiles:browser-post" Location="https://iam.atypon.com/action/samlACS" index="5" />
      <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST" Location="https://iam.atypon.com/action/saml2post" index="6" />
      <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Artifact" Location="https://iam.atypon.com/action/saml2artifact" index="7" />
      <AttributeConsumingService index="1">
        <RequestedAttribute FriendlyName="eduPersonScopedAffiliation" Name="urn:oid:1.3.6.1.4.1.5923.1.1.1.9" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:uri" />
        <RequestedAttribute FriendlyName="eduPersonEntitlement" Name="urn:oid:1.3.6.1.4.1.5923.1.1.1.7" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:uri" />
        <ServiceDescription xml:lang="en">NEJM provides top medical research &amp; clinical information, keeping physicians informed &amp; connected.</ServiceDescription>
        <ServiceName xml:lang="en">New England Journal of Medicine</ServiceName>
      </AttributeConsumingService>
      <Extensions>
        <mdui:UIInfo>
          <mdui:Description xml:lang="en">NEJM provides top medical research &amp; clinical information, keeping physicians informed &amp; connected.</mdui:Description>
          <mdui:DisplayName xml:lang="en">New England Journal of Medicine</mdui:DisplayName>
          <mdui:InformationURL xml:lang="en">http://www.nejm.org/</mdui:InformationURL>
          <mdui:PrivacyStatementURL xml:lang="en">https://www.nejmgroup.org/legal/privacy-policy.htm</mdui:PrivacyStatementURL>
        </mdui:UIInfo>
      </Extensions>
      <KeyDescriptor>
        <EncryptionMethod Algorithm="http://www.w3.org/2001/04/xmlenc#aes128-cbc" />
        <ds:KeyInfo>
          <ds:X509Data>
            <ds:X509Certificate>
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          </ds:X509Data>
        </ds:KeyInfo>
      </KeyDescriptor>
    </SPSSODescriptor>
  </EntityDescriptor>
</EntitiesDescriptor>
