<i>&gt; He decided not to. That&#x27;s completely his right. He doesn&#x27;t go into a lot of detail about why he has decided this, but it&#x27;s completely up to him.</i><p>He doesn&#x27;t like how F-Droid uses centralized signing keys which are stored online: <a href="https:&#x2F;&#x2F;github.com&#x2F;WhisperSystems&#x2F;Signal-Android&#x2F;issues&#x2F;127#issuecomment-13339504" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;WhisperSystems&#x2F;Signal-Android&#x2F;issues&#x2F;127#...</a>