The Association for Computing Machinery (ACM) announced the 2015 ACM Turing Award on Tuesday. The award includes the top prize of $1 Million that has been awarded to two men who invented the “public-key cryptography” a technique that makes possible the commercial World Wide Web. Diffie-Hellman Public-key Cryptography is a method of encrypting data in which each party has a pair of keys one is a freely shareable public key, and the other is a secret private key thus eliminating the historical key management issue.
Source: https://thehackernews.com/2016/03/turing-award-cryptography.html