Hacking Exposed: Network Security Secrets & Solutions, Third Edition (Hacking Exposed)
Stuart McClure, Joel Scambray, George Kurtz
PROS: It covers lots of, if not all information on either protecting your business from hackers, or if you ARE the hacker just trying to learn a few little tricks.
CONS: Requires a bit of previous knowledge of how network security works, for example, a lot computer jargon.
