Piper, F. C.  1940- <br/><br/>
Cryptography :  a very short introduction / 
Fred Piper and Sean Murphy. 
 - Oxford ;  New York :  Oxford University Press,  2002. 
 - 142 p. :  ill. ;  18 cm. 
 - Very short introductions ;  n.68 .
<br/><br/> Ejemplar incompleto faltan pag. 1-22 
<br/><br/>Includes bibliographical references (p. 135-137) and index. 
<br/><br/>Introduction -- Understanding cryptography -- Historical algorithms: simple examples -- Unbreakable ciphers? -- Modern algorithms -- Practical security -- Uses of cryptography -- Key management -- Cryptography in everyday life. 
<br/><br/><label>ISBN: </label>0192803158 9780192803153 
<br/><br/><label>LCCN: </label>2002510457 
<br/><br/><label>Nat. Bib. No.: </label>GBA2Z0553  bnb 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>009695786  Uk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptography.
<br/><br/><label>Subjects--Index Terms: </label>Criptografía. 
<br/><br/><label>LC Class. No.: </label>R AC 5  / V573 
<br/><br/><label>Dewey Class. No.: </label>081