Hayden, Lance <br/><br/>
IT security metrics :  a practical framework for measuring security & protecting data / 
Lance Hayden 
 - New York :  McGraw Hill,  c2010 
 - xxvii, 368 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780071713405 0071713409 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology--Security measures--Evaluation<br/>Data protection--Evaluation<br/>Computer security--Evaluation<br/>Computer crimes--Prevention--Measurement