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	Lecture 1: March 29, 2021
	
	
	Lecture 1: March 29, 2021
Reading: text, §1
Due: Homework 1, due April 7, 2021
	-  Greetings and felicitations!
	
		-  About the class
		
 -  No discussion sections this week
	
 
	
 -  Basic components of computer security
	
		-  Confidentiality
		
 -  Integrity
		
 -  Availability
	
 
	
 -  Classes of threats
	
		-  Disclosure
		
 -  Deception
		
 -  Disruption
		
 -  Usurpation
	
 
	
 -  Policy vs. mechanism
	
		-  Policy
		
 -  Mechanism
	
 
	
 -  Goals of security
	
		-  Prevention
		
 -  Detection
		
 -  Recovery
	
 
	
 -  Trust and Assumptions
	
 -  Types of mechanisms: secure, precise, broad
	
 -  Assurance
	
		-  Specification
		
 -  Design
		
 -  Implementation
		
 -  Maintenance and operation
	
 
	
 -  Human issues
	
		-  Organizational problems
		
 -  People problems
	
 
	
 -  Human issues
	
		-  Organizational problems
		
 -  People problems