Donn B. Parker (October 9, 1929 – September 16, 2021) was an information security researcher and consultant and a 2001 Fellow of the Association for Computing Machinery.
[4][5] In 1998, Parker proposed the Parkerian Hexad, six atomic and orthogonal elements of information security that extend the traditional model of Confidentiality, Integrity, and Availability (the CIA triad).
a retired emeritus senior consultant engaged in writing and lecturing, and his collected papers are archived at the Charles Babbage Institute at the University of Minnesota.
In 1992, Parker received the Information Systems Security Association's Individual Achievement Award.
[2] In 2001 he was named a Fellow of the Association for Computing Machinery “[f]or contributions to information security and professional ethics.”[1]