&gt; Sure it will, just send another NSL to the blacklisting instance.<p>Instances, plural, including both browsers and various cross-check mechanisms (pinning, certificate transparency, etc).  Likely too many people required for operational security.<p>Not saying it couldn&#x27;t be done, but it certainly couldn&#x27;t be done lightly or often, and even then it would produce significant risk of exposure.  It certainly couldn&#x27;t be effectively used for widespread traffic interception.<p>&gt; And I do not understand that going to jail instantly is a smaller burden for you than living with the small risk getting caught.<p>As mentioned, there exists legal precedent that a warrant&#x2F;subpoena for information from a third party can&#x27;t compel that third-party to provide arbitrarily large amounts of aid or to impose an undue burden.  Findings of &quot;undue burden&quot; have been upheld for burdens far smaller than &quot;this has a risk of destroying the entire business&quot;.