Northcutt, Stephen.

Intrusion signatures and analysis / by: Northcutt, Stephen. (Language materials, printed)

Inside network perimeter security = the definitive guide to firewalls, VPNs, routers, and intrusion detection systems / by: Edmead, Mark T.; Northcutt, Stephen.; NetLibrary, Inc. (Language materials, printed)

Network intrusion detection / by: Novak, Judy.; Northcutt, Stephen. (Language materials, printed)

Inside network perimeter security : = the definitive guide to firewalls, VPNs, routers, and intrusion detection systems / by: Northcutt, Stephen.; Edmead, Mark T. (Language materials, printed)

Inside network perimeter security / by: Northcutt, Stephen. (Language materials, printed)