Cryptology, the art and science of 'secret writing', provides ideal methods to solve the problems of transmitting
information secretly and securely. The first half of this book studies and analyzes classical cryptosystems. The
second half looks at the exciting new directions of public-key cryptology. The book is fun to read, and the author
presents the material clearly and simply. Many exercises and references accompany each chapter.
Table of Contents
1. Caesar or The beginning is easy; 2. Words and worms or Why do it in a simple way, if you can do it in a complicated way?; 3. Safety first or A little bit of theory; 4. Mac data or A watchdog called authentification; 5. The future has already started or Public key cryptography; 6. No one knows, With glee I claim, That Rumpelstilskin is my name or How can we stay anonymous?.