Signal recently released another grand jury subpoena which, as always, basically had nothing interesting to turn over in response. For the requested phone numbers they could only provide the account creation timestamp. https://signal.org/bigbrother/district-of-columbia/
Signal's recent disclosure of how little it could share in response to a grand jury subpoena is pretty telling. Its defaults are very strong. But if you want to go further, we have a guide on really how to really maximize its privacy settings. https://freedom.press/digisec/blog/locking-down-signal/
If you have a fediverse account, you can quote this note from your own instance. Search https://mastodon.social/users/mshelton/statuses/116214811925536720 on your instance and quote it. (Note that quoting is not supported in Mastodon.)

