merkow ppt 12-JRM

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$Distance Education Math 120 Syllabus - College of Southern Nevada$

Virtual Private Networks (VPNs) cont. � IPsec cont. � IPSec Key Management � Manual key exchange (IETF RFC 1825): Using the manual exchange, a person manually configures each system with its own keys and those needed to communicate with other VPNs � Simple Key Interchange Protocol (SKIP): SKIP is based on the generation of a shared secret using Diffie-Hellman with already authenticated public key values � Internet Security Association and Key Management Protocol (ISAKMP)/Oakley: ISAKMP is needed to negotiate, establish, modify, and delete security associations and their corresponding data © Pearson Education Information Security: Principles and Practices 40
Summary � The Telecommunications, Network, and Internet Security domain is one of the most important areas that security practitioners must understand well � We can begin to mix and match the building blocks of network security tools and techniques to implement defense in depth in preserving confidentiality, integrity, and availability � It is important to know how to find security information and how to decide which security architecture is most appropriate for a given situation © Pearson Education Information Security: Principles and Practices 41
Page 1 and 2: Information Security Principles and
Page 3 and 4: Network Security in Context � Con
Page 5 and 6: OSI Reference Model cont. © Pearso
Page 7 and 8: OSI Reference Model and TCP/IP cont
Page 9 and 10: OSI Reference Model and TCP/IP cont
Page 11 and 12: OSI Model and Security � Security
Page 13 and 14: Data Network Types cont. � Intern
Page 15 and 16: Basic Security Infrastructures cont
Page 17 and 18: Basic Security Infrastructures cont
Page 19 and 20: Firewalls � Firewalls typically r
Page 21 and 22: Firewalls cont. � Bastion Hosts
Page 23 and 24: Firewalls cont. � Limitations of
Page 25 and 26: Application-Level Gateway Firewall
Page 27 and 28: Screened Host Firewall System (Sing
Page 29 and 30: Screened-Subnet Firewall System ©
Page 31 and 32: Intrusion Detection Systems (IDS) -
Page 33 and 34: Intrusion Detection Systems (IDS) c
Page 35 and 36: Virtual Private Networks (VPNs) �
Page 37 and 38: Virtual Private Networks (VPNs) con
Page 39: Virtual Private Networks (VPNs) con

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