PPT-Network Security (part 3)

In our simple topologies from yesterday generally built with hubs there is nothing preventing a host from sniffing traffic intending for someone else We need to examine the link layer in order to better understand how to prevent eavesdropping . For over twenty years DMJ Systems has provided high quality printed products exclusively to security companies just like yours. After dealing with hundreds of security companies and thousands of orders, the owners and employees of these companies have taught me what works and what does not work. Put that together with the combined experience of all my suppliers and you have several reasons to call! 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. 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). aka . CyberSecurity. Monitor and manage security risks at the network level for the entire Johns Hopkins Network.. Everyone & Everything is Connected. Radio – 35 years to reach 50 million . TV – 15 years to reach 50 million. 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.. 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. Instructional Resource. Chapter 9 – Managing a Secure Network. Chapter . 9. : Objectives. Describe . the principles of secure network design.. Describe threat identification and risk . analysis, management and avoidance.. Protecting Sensitive Information. Objectives. 2. What’s so important?. Universities hold massive quantities of confidential data and are traditionally seen as easy targets for data theft. We must understand the types of data that we hold and related business processes . 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. 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). 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 . 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. Introduction to Networks v7.0 (ITN). Module Objectives. Module Title: . Network Security Fundamentals. Module Objective. : . Configure switches and routers with device hardening features to enhance security..