Cryptography: The Key to Digital Security, How It Works, and Why It Matters – Keith Martin

A “must-read” (Vincent Rijmen) nuts-and-bolts explanation of cryptography from a leading expert in information security.
Broadly defined as a set of tools for establishing security in this expanding cyberspace, cryptography enables us to protect and share our information. Understanding the basics of cryptography is the key to recognizing the significance of the security technologies we encounter every day, which will then help us respond to them.
Essential reading for anyone with a password, Cryptography offers a profound perspective on personal security, online and off.

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