Appendix A: CAP Payload XML

The following figure shows the CAP payload XML, which is used to deliver COG-to-COG messages through incoming alerts in
BlackBerry AtHoc
. Nodes that have related custom placeholders appear in bold
font.
<?xml version="1.0" encoding="utf-16"?>
  <alert xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance xmlns:xsd=
        "http://www.w3.org/2001/XMLSchema">
     <identifier xmlns="urn:oasis:names:tc:emergency:cap:1.2">102121520140204025629287
     </identifier>
     <sender xmlns="urn:oasis:names:tc:emergency:cap:1.2">AtHoc</sender>
     <sent xmlns="urn:oasis:names:tc:emergency:cap:1.2">
       2014-02-03T18:56:29-08:00</sent>
     <status xmlns="urn:oasis:names:tc:emergency:cap:1.2">Actual</status>
     <msgType xmlns="urn:oasis:names:tc:emergency:cap:1.2">Alert</msgType>
     <scope xmlns="urn:oasis:names:tc:emergency:cap:1.2">Public</scope>
     <addresses xmlns="urn:oasis:names:tc:emergency:cap:1.2">120113</addresses>
     <code xmlns="urn:oasis:names:tc:emergency:cap:1.2">IPAWSv1.0</code>
     <info xmlns="urn:oasis:names:tc:emergency:cap:1.2">
      <category>category</category>
      <event>event-type</event> 
      <urgency>urgency</urgency>
      <severity>severity</severity>
      <certainty>certainty-level</certainty>
      <eventCode>
        <valueName>SAME</valueName>
        <value>LAE</value>
      </eventCode>
      <expires>expiration-date</expires>
      <headline>event-headline</headline>
    <description>content of the alert</description>
     </info>
     <Signature:Signature xmlns="http://www.w3.org/2000/09/xmldsig#" 
        xmlns:Signature="http://www.w3.org/2000/09/xmldsig#">
    <SignedInfo>
       <CanonicalizationMethod 
            Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#" />
         <SignatureMethod 
            Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256" />
         <Reference URI="">
            <Transforms>
          <Transform 
           Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature" />
            </Transforms>
            <DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256" />
            <DigestValue>digest-value</DigestValue>
         </Reference>
      </SignedInfo>
      <SignatureValue>signature-value</SignatureValue>
      <KeyInfo>
      <X509Data>
         <X509SubjectName>CN=IPAWSOPEN_120009, OU=Devices, OU=FEMA, OU=Department 
            of Homeland Security, O=U.S. Government, C=US</X509SubjectName>
         <X509Certificate>x509-certificate</X509Certificate>
      </X509Data>
    </KeyInfo>
     </Signature:Signature>
  </alert>