Foreword by Carl Ellison.
PART 1: WHY CRYPTOGRAPHY ON THE INTERNET?
1. Introduction.
2. What is cryptography and why is it so important?
3. How is it possible to eavesdrop on the Internet?
PART 2: THE PRINCIPLES OF CRYPTOGRAPHY.
4. Symmetric encryption.
5. Modern symmetric encryption algorithms.
6. Asymmetrical encryption.
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