Signal

Signal is a privacy-focused messaging app that provides end-to-end encrypted text messaging, voice calls, video calls, and media sharing. Developed by the Signal Foundation, a nonprofit organization co-founded by Moxie Marlinspike and Brian Acton in 2018, Signal uses the open-source Signal Protocol which has become the gold standard for secure communication. The app supports disappearing messages, screen security features, and sealed sender technology that hides metadata. Signal does not coll...

Threads