signaaliprotokollajärjestelmistä
signaaliprotokolla or signal protocol is a cryptographic protocol used for providing end-to-end encrypted communication. It is developed by Open Whisper Systems and is widely used by messaging applications such as WhatsApp, Signal, and Facebook Messenger.
The protocol is designed to ensure that only the sender and the intended recipient can read the
Forward secrecy means that if a long-term secret key is compromised, past messages remain secure. Post-compromise
The Signal Protocol also supports features like group messaging, ensuring that all participants in a group