Courses taught at UTSA (2007 onwards):

CS 6393: Foundations of Cyber Security (Spring 2012)

Courses taught at George Mason University (1989-2007): Average 1 per semester

	ISA 662: Information Systems Security (most recent offering: Fall 2006)
	ISA 780: Theoretical Foundations of System Security (most recent offering: Fall 2006)
	IT 962/ISA 797: Advanced Topics: Cyber-Identity, Authority and Trust (most recent offering: Spring 2006)
	IT 862: Computer Security Models and Architectures (most recent offering: Spring 2005)
	INFS 767: Secure Electronic Commerce (most recent offering Spring 2004)
	INFS 766: Internet Security Protocols (most recent offering: Spring 2004 at Northrop-Grumman)
	IT 990: Dissertation Topic Presentation (most recent offering: Spring 2001)
	INFS 612: Data Communication and Distributed Processing (most recent offering: Spring 1998)
	INFS 710: Operating Systems and Computer Architecture (most recent offering: Spring 1991)

Courses taught at Ohio State University (1982-1989): Quarter system

Graduate/senior undergraduate courses on Information Security, Operating Systems, Advanced Operating Systems, Database Systems, and Systems Analysis.