The essence of our protocol upgrade from X3DH to PQXDH is to compute a shared secret, data known only to the parties involved in a private communication session, using both the elliptic curve key ...

The Signal messaging app uses end-to-end encryption so that your texts, calls, videos, files, and location remain private. Here's how to use it.

The encryption protocol used by Signal is considered an industry standard and is also employed by WhatsApp and Facebook Messenger. However, unlike Meta-owned services, ...

Signal explains that its "X3DH" (Extended Triple Diffie-Hellman) key agreement protocol has been upgraded to "PQXDH" (Post-Quantum Extended Diffie-Hellman), which incorporates quantum-resistant ...

Signal isn’t the only end-to-end encrypted messaging app available, but its protocol serves as the backbone of other popular EE2E messaging alternatives like WhatsApp. Leonidas Santana ...

The company touts the benefits of the Signal protocol, which is used by both WhatsApp and Messenger for their encryption. Messenger is still rolling out E2EE (end-to-end encryption) by default ...