ss="block">A container (message processing runtime) uses this interface to pass messages and message processing state to authentication
 contexts for processing by authentication mechanisms (modules).</div>
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<td class="colOne"><a href="../../../../jakarta/security/auth/message/class-use/MessagePolicy.ProtectionPolicy.html#jakarta.security.auth.message">MessagePolicy.ProtectionPolicy</a>
<div class="block">This interface is used to represent message authentication policy.</di