TY - GEN TI - Guide to network security / Michael E. Whitman, Herbert J. Mattord, David Mackey, Andrew Green SN - 9781133279075 AV - QA76.9 gui PY - 2013/// CY - Boston, MA PB - Course Technology/Cengage Learning KW - Computer networks KW - Security measures KW - Computer security KW - Computers and IT ER -