A signed warrant canary is published every two months to ensure that Silence has not been compromised by any third-party using a subpoena. You can download the warrant and the PGP key (fingerprint is 2684 ECEF 6076 1A5B 259F 45CC 878D 6D09 1EDE 0989).

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

As of today, 2023-04-04, Silence has not been compromised. There
is no backdoor and no known security breach has been left.

This canary should be updated and resigned every two months.
-----BEGIN PGP SIGNATURE-----
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=gR5v
-----END PGP SIGNATURE-----

How to verify the warrant canary?

  1. Download the key: curl -sS https://silence.im/pgp.pub | gpg --import -
  2. Verify the warrant canary: curl -sS https://silence.im/canary.txt | gpg --verify -