It went many years, But at last came a knock, And I thought of the door With no lock to lock.

Robert Frost, “The Lockless Door”

Chapter 16

Security

The ultimate security is your understanding of reality.

H. Stanley Judd

Application designers and managers have traditionally paid more attention to functionality and performance of the application rather than to security. There is a need for designers and developers to increase their awareness and knowledge of security-related issues. The fact is that security is a vast and complex domain, and one can get lost in details of algorithms and technologies. Therefore, this chapter examines some aspects of security that require greater priority.

A good security system must address four aspects ...

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