After Diffie, Hellman, New directions in cryptography https://www-ee.stanford.edu/~hellman/publications/24.pdf https://www-ee.stanford.edu/~hellman/publication

After Diffie, Hellman, New directions in cryptography https://www-ee.stanford.edu/~hellman/publications/24.pdf https://www-ee.stanford.edu/~hellman/publications/24.pdf