<div class="content" name="Certificate_Encoding" uuid="c8ff3449-6fee-4a25-bdb5-a504ce56bb9e"><p>The encoded <a href="f436206d-ad1d-4ab1-bcc7-761d5c9738b6#gt_7a0f4b71-23ba-434f-b781-28053ed64879" data-linktype="relative-path">certificate</a> MUST be
formatted as follows.</p><table>
 <tbody><tr>
  <th><p><br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>1<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>2<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>3<br/>0</p></th>
  <th><p><br/>1</p></th>
 </tr>
 <tr>
  <td colspan="32">Reserved</td>
 </tr>
 <tr>
  <td colspan="32">...</td>
 </tr>
 <tr>
  <td colspan="32">Length</td>
 </tr>
 <tr>
  <td colspan="32">Value (variable)</td>
 </tr>
 <tr>
  <td colspan="32">...</td>
 </tr>
</tbody></table><p><b>Reserved (8 bytes): </b>This is a 64-bit unsigned
integer in little-endian format that MUST be set to 0x0000000100000020.</p><p><b>Length (4 bytes): </b>This MUST contain the length
of the <b>Value</b> field in bytes. It MUST be an unsigned 32-bit number in
little-endian format.</p><p><b>Value (variable): </b>This MUST contain the ASN.1
DER encoding of the <a href="f436206d-ad1d-4ab1-bcc7-761d5c9738b6#gt_2069b65d-b546-4198-abfd-768badc2258e" data-linktype="relative-path">X.509</a>
certificate of the sender. The certificate MUST contain a public key for use
with the RSA encryption algorithm, as specified in <a href="https://go.microsoft.com/fwlink/?LinkId=90414" data-linktype="external">[RFC3280]</a> section 4.</p></div>