Professor Dennis Kafura's Presentation of Meta-models of Confidentiality. This presentation focuses on information security. The three key parts of information security being confidentiality, integrity, and availability. Confidentiality is insuring information is seen by the "right" people. Integrity is insuring the "right" information is seen. Availability is insuring information can be seen.

Professor Kafura's webpage http://people.cs.vt.edu/~kafura/.