MIS650 Introduction

Is the world a safe place? Cultural assumptions regarding Trust Optimism versus pessimism Ethics

Security Trade-offs Security is not an isolated good. It is intertwined with other activities, e.g. transactions Security involves costs. Understanding those costs is key.

Security Concepts Security is about preventing adverse consequences from the intentional and unwarranted actions of others. From the view of the defender Attacks Attackers Countermeasures Aimed at Assets Role of Technology?

Types of Attack What’s the same Theft Embezzlement Vandalism Exploitation Fraud Extortion Threat of harm Privacy violations

Types of Attack What’s different Automation Class Breaks Action at a distance Propagation of techniques

Attack Types Schneier’s classification By attacker motive Criminal attacks Privacy violations Publicity attacks Legal attacks By attacker motive Financial or other gain To damage others

Adversaries Those classified as criminals Hackers Lone Criminals Malicious Insiders Organized Crime Terrorists

Adversaries Those with claims of legitimacy Industrial spies The press The police National Intelligence Organizations Infowarriors