><code><span class="memberNameLink"><a href="#getRegistrationIDs(jakarta.security.auth.message.config.AuthConfigProvider)">getRegistrationIDs</a></span>&#8203;(<a href="AuthConfigProvider.html" title="interface in jakarta.security.auth.message.config">AuthConfigProvider</a>&nbsp;provider)</code></th>
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<div class="block">Get the registration identifiers for all registrations of the provider instance at the factory.</div>
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