est type for private keys that are identified using an issuer/serial number.</div>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../javax/security/auth/message/callback/PrivateKeyCallback.Request.html" title="interface in javax.security.auth.message.callback">PrivateKeyCallback.Request</a></span></code>
<div class="block">Marker interface for private key request types.</div>
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