Castopod supports Podcast Locking: Thanks to the “locked” tag brought to you by the podcast namespace (from @podcastindex@noagendasocial.com ), you can protect your podcast from being copied.
Podcast locking is supported by @podnews@podcastindex.social , @kfinn Buzzsprout and @podcastindex@noagendasocial.com )
https://podlibre.org/castopod-supports-podcast-locking/