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CISSP All-in-One Exam Guide, Fifth Edition $50.39 35 used & new from $45.80 (5)	Hacking: The Art of Exploitation, 2nd Edition $32.97 43 used & new from $29.99 (64)	Applied Cryptography: Protocols, Algorithms, and Source Code in C, Second Edition $33.77 94 used & new from $13.19 (104)	Practical Cryptography $31.50 48 used & new from $16.40 (16)
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