Beckett, Brian. <br/><br/>
Introduction to cryptolology and PC security / 
Brian Beckett. 
 - New York :  McGraw-Hill Pub,  1997. 
 - xiv, 344 p. :  ill. ;  24 cm. 
<br/><br/> Updated ed. of: Introduction to cryptology. 1988. 
<br/><br/>Includes bibliographical references (page 346) and index. 
<br/><br/>Security and integrity -- Keys and key security -- Password security -- Puzzles, games and ciphers -- Character sets and cryptography -- Linear substitution -- Elementary cryptanalysis -- Polyalphabetics -- Prime and relatively prime numbers -- Powers roots and inverses -- Galois fields -- Polygramic encryption -- Random and pseudorandom maps -- Chaotic numbers -- DES and IDEA -- Public key cryptology -- The RSA algorithm -- Strong security -- Passwords, dictionaries and conclusions. 
<br/><br/><label>ISBN: </label>007709235X 
<br/><br/><label>LCCN: </label>97006936 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security<br/>Data protection.<br/>Cryptography
<br/><br/><label>Dewey Class. No.: </label>001.5436