Definition of Diffie–Hellman in English:

Diffie–Hellman

Pronunciation /ˌdɪfɪˈhɛlmən/

noun

Computing
  • 1Attributive Designating a protocol that allows two people to create a shared private key without the key being transmitted; employing or based on this protocol. Compare "private key", "public key".

  • 2A protocol that allows two people to create a shared private key without the key being transmitted.

Origin

1970s. From the names of Whitfield Diffie (b. 1944) and Martin Edward Hellman (b. 1945), U.S. cryptographers, who devised the protocol in 1976.