nit: Open Whisper Systems (who built WhisperCore, an encryption layer; WhisperMonitor, a firewall; TextSecure, a messenger; and RedPhone, a voice call service) exited to Twitter back in the day [1]. Signal is apparently marketed and developed by Signal Messenger LLC [2].
nit: Open Whisper Systems (who built WhisperCore, an encryption layer; WhisperMonitor, a firewall; TextSecure, a messenger; and RedPhone, a voice call service) exited to Twitter back in the day [1]. Signal is apparently marketed and developed by Signal Messenger LLC [2].
[0] https://archive.is/ZI7G1