October 2019
Beginner
708 pages
26h
English
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In this chapter, we look at techniques to accurately associate individuals with user identities inside a computer. The discussion will focus on passwords with an introduction to other methods. The chapter examines the following topics:
■ The three authentication factors: what you know, you have, and you are
■ Passwords, password bias, and search space calculations
■ Cryptographic building blocks: random choice, one-way hash
■ Authentication devices: personal tokens and biometrics
■ Basic issues in authentication policy