Define it. Then define it in such a way that everyone advocating this censorship will agree too. Then pledge that when people start pushing for additional censorship you'll vehemently push back.
publicly or in a meeting approves of, denies or downplays an act committed under the rule of National Socialism .. publicly or in a meeting disturbs the public peace in a manner that violates the dignity of the victims by approving of, glorifying, or justifying National Socialist rule of arbitrary force
https://en.wikipedia.org/wiki/Laws_against_Holocaust_denial#...
Edit: I'll take that downvote as a sign of "I casually claim censorship can be limited while doing nothing to stop its expansion."