8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="https://docs.oracle.com/javase/8/docs/api/javax/security/auth/callback/Callback.html?is-external=true" title="class or interface in javax.security.auth.callback">Callback</a></pre>
<div class="block">Callback for acquiring a Public Key Infrastructure (PKI) private key and its corresponding certificate chain.
 
 <p>
 This Callback may be used by client or server authentication modules to 