Cryptography, Diffie Hellman, Key Exchange, Asymmetric Encryption, Elliptic Curve.
the direct transfer of the shared secret between the participants so that each participant computes a shared secret with his own private-public key pair. The Diffie–Hellman protocol is based on a one-way function of the form where A is the user’s public key a is the user’s private key P = 2Q + 1 is