
Signal Messenger, LLC is funded by the Signal Technology Foundation (aka Signal Foundation), a 501(c)(3) non-profit organization. In 2018, Marlinspike and Brian Acton founded Signal Messenger, LLC, to take over the development of both the Signal app and the Signal Protocol. In 2013, Moxie Marlinspike (real name Matthew Rosenfeld) founded Open Whisper Systems to develop the Signal app and protocol.

Signal is generally considered the most secure messaging app in existence.

Here are some key features to consider when deciding whether the Signal app is right for you: Now we’ll briefly cover the main features of Signal encrypted messenger. Occasional problems with sending and receiving.
