ACM did at least acknowledge Merkle in 1996, along with Adleman, Diffie, Hellman, Rivest, and Shamir, in the inaugural Paris Kanellakis Award[1]. Merkle has an

ACM did at least acknowledge Merkle in 1996, along with Adleman, Diffie, Hellman, Rivest, and Shamir, in the inaugural Paris Kanellakis Award[1]. Merkle has an article on his website about the history of his public-key cryptography work[2]. [1] http://awards.acm.org/award_winners/merkle_4605383.cfm http://awards.acm.org/award_winners/merkle_4605383.cfm [2] http://www.merkle.com/1974/ http://www.merkle.com/1974/