security - Geoff Huston

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1 2000, Cisco Systems, Inc. NTW 2000Network SecurityNetwork SecurityISOC NTW 2000ISOC NTW 20002 2000, Cisco Systems, Inc. NTW 200022000, Cisco Systems, Inc. IntroductionIntroduction3 2000, Cisco Systems, Inc. NTW 2000Network security ComponentsNetwork security Components4 2000, Cisco Systems, Inc. NTW 2000ISP ExampleISP Example. . .Customer SiteISP Management Plane. . .T1WWW DNS1Pub1TFTPDNS2Pub 2ISP Service PlaneForeignSiteInternet5 2000, Cisco Systems, Inc. NTW 2000Enterprise ExampleEnterprise ExampleProtectedNetworkEngineeringAdminF inanceDial-UpAccessBusinessPartnersDNSSe rverWWWServerInternet6 2000, Cisco Systems, Inc. NTW 2000Current Threats and Current Threats and Attack MethodsAttack Methods62000, Cisco Systems, Inc. 7 2000, Cisco Systems, Inc. NTW 2000Attack TrendsAttack Trends Exploiting passwords and poor configurations Software bugs Trojan horses Sniffers IP address spoofing Toolkits Distributed attacks8 2000, Cisco Systems, Inc.

NTW 2000 © 2000, Cisco Systems, Inc. 1 Network Security ISOC NTW 2000

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