Corera, Gordon .- <br/><br/>
Intercept :  The secret history of computers and spies / 
Gordon Corera . 
 - London :  Orion publishing group,  c2016. 
 - 431p.;  19cm. 
<br/><br/> includes; indexes 
<br/><br/><label>ISBN: </label>9781780227849 
<br/><br/><label>Subjects--Topical Terms: </label>--Internet--Security measures--Electronic intelligence--http://classify.oclc.org/classify2/ClassifyDemo?search-subhead-txt=Computer+crimes--Internet in espionage
<br/><br/><label>Dewey Class. No.: </label>327.1202854678 COR