PPT-Network Security

Department of Housing and Resident Education Charles Benjamin Resident Housing at UF The Housing Network Network Security Change network from flat to routed Installed FWSM Installed 8021X. Choose a career path that meets your goals for professional and financial rewards CCIE SP Operations Required exams CCIE SP Operations Written Exam 350060 and CCIE SP Operations Lab Exam Recommended preparation Contact your local Cisco Authorized Le Choose a career path that meets your goals for professional and financial rewards CCIE SP Operations Required exams CCIE SP Operations Written Exam 350060 and CCIE SP Operations Lab Exam Recommended preparation Contact your local Cisco Authorized Le Updated April 2011. CCNA Security Course. Subtitle: Size 24, Left Aligned. An in-depth and comprehensive introduction to network security principles and concepts. Provides hands-on knowledge and skills, emphasizing practical experience needed for entry-level job roles in network security. William Stallings, 6. th. Ed. . Chapter 1. Overview. . “The combination of space, time, and strength that must be considered as the basic elements of this theory of defense makes this a fairly complicated matter. Consequently, it is not easy to find a fixed point of departure.”. 1. Outline. IPsec. Security in Routing. DDoS at Network Layer and IP Traceback. IPv6 Security. 2. Network Layer: IP Security Overview. RFC 1636: “Security in the Internet Architecture”. Issued in 1994 by the Internet Architecture Board (IAB). Access. Networks. Core Networks. The Current Internet: Connectivity and Processing. Transit Net. Transit Net. Transit Net. Private. Peering. NAP. Public. Peering. PSTN. Regional. Wireline. Regional. Voice. To protect assets!. Historically done through physical security and closed . networks.. Purpose of Security. With the advent of personal computers, LANs, and the wide-open world of the Internet, the networks of today are more open.. Jaime Castañeda . jaimec@juniper.net. Systems Engineering Manager. CALA – Enterprise.. INSANITY DEFINED…. Doing the Same Old Things & Expecting Different Results. Scalability?? . --> network . Why wireless?. Wifi. , which is short for wireless . fi. … something, allows your computer to connect to the Internet using magic.. -Motel 6 commercial. 2. … but it comes at a price. Wireless networks present security risks far above and beyond traditional wired networks. 8-. 1. Security in the layers. 8: Network Security. 8-. 2. Secure sockets layer (SSL). Transport layer security to any TCP-based app using SSL services. . Used between Web browsers, servers for e-commerce (https).. Dr. X. (Derived from slides by Prof. William . Enck. , NCSU) . Outline. Network Attacks. Command Line Lab. OSI stack. Networking. Fundamentally about transmitting information between two devices . Communication . Third . Edition. . Chapter . 13. Security Policy . Design and Implementation. Understanding the Security Policy Life Cycle. Development of a security policy follows a life cycle. Constant changes in information security means a security policy is never truly complete.   The Security Problem. Program Threats. System and Network Threats. Cryptography as a Security Tool. User Authentication. Implementing Security Defenses. Firewalling to Protect Systems and Networks. Computer-Security Classifications.