Index_N

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N

Names and naming conventions, 67-69, 83, 88, 90-91

NAT (Network Address Translation), 128-129, 135

Natural disasters. See Physical security

NetBus (Backdoor Netbus) Trojan Horse, 341, 353

Network Address Translation (NAT), 128-129, 135, 135

Network-based IDS (NIDS), 120

Network countermeasures

defined, 122-123

firewalls, 123-124

IPSec, 124

Virtual Private Networks (VPNs), 123-128

Network layer of OSI, 97

Network News Transfer Protocol (NNTP), 260

Network scanners, 44

Network security

cabling, 104-107

countermeasures, 122-129

firewalls, 123-124

IPSec, 124

monitors, 126

scanners, 44

topologies, 98-104

Virtual Private Networks (VPNs), 123-128

see also Communications security

Neural Networks, 277

Newsgroups, 260

NIDS (network-based IDS), 120

1974 Federal Privacy Act, 304

1984 First Computer Security Act, 304

1986 Computer Fraud and Abuse Act, 304

1987 Computer Security Act, 304-305

1994 Computer Abuse Amendments Act, 305

1994 US Communications Assistance for Law Enforcement Act, 305

1996 US Economic and Protection of Proprietary Information, 305

1999 Gramm-Leach-Bliley Law, 305, 319, 328

NNTP (Network News Transfer Protocol), 260

Noise and database security, 272, 292

Nonessential services and protocols, removing or disabling, 33-34

Non-interference access control model, 22

Nonrepudiation

defined, 18, 151, 182

protecting, 62

Notification procedures, 230-231, 235

Novell Single Sign-on (NSSO) 2.1 bundle, 27

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