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There are two main threads of information security: firstly ensuring that only those entitled to data can access it; and secondly ensuring that those who should have access continue to do so.
|  Figures | A color PDF file containing the figures from this chapter can be downloaded from here for private study | 
In the book Chapter 10 contains references to the following related material:
|  Book Ref 35 | Alexander, D. Finch, A. et al (2008) "Information Security Management Principles: An ISEB Certificate" | http://www.amazon.com/gp/product/1902505905 | 
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