Varsalone, Jesse Defense against the black arts how hackers do what they do and how to protect against it Jesse Varsalone, Matthew McFadden - Boca Raton CRC Press 2012 - xvi, 396 p. ISBN: 1439821190 Subjects--Topical Terms: Computer networks--Security measuresComputer hackersComputer security LC Class. No.: TK5105.59 / .V38 2012 c. 1