© 2007 Cisco Systems, Inc. All rights reserved.Cisco Public 1 Version 4.0 Basic Security Networking for Home and Small Businesses – Chapter 8
2 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Objectives Identify and describe the various networking threats. Identify different methods of attack. Describe security procedures and applications. Describe the features of a firewall and how it can be used to protect against an attack.
3 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Networking Threats Describe major risks of network intrusion
4 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Networking Threats Define the sources of network intrusion.
5 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Networking Threats Describe social engineering and phishing
6 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack Describe viruses, worms, and Trojan horses.
7 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack Denial of Service and Brute Force attacks
8 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack Describe spyware, tracking cookies, adware and pop- ups.
9 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack Describe Spam
10 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications Defining a security policy
11 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications Define common security procedures
12 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications Describe how updates and patches relate to security issues.
13 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications Anti-virus software
14 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications SPAM prevention
15 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications Anti-Spyware
16 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Firewall Features and How to Use them to Protect Against an Attack What is a firewall?
17 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Firewall Features and How to Use them to Protect Against an Attack Using a Firewall to Protect Against an Attack
18 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Firewall Features and How to Use them to Protect Against an Attack Vulnerability Analysis
19 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Firewall Features and How to Use them to Protect Against an Attack Security Best Practices
20 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Summary Networks can be open to intrusion through vulnerabilities in software, hardware attacks, or the weaknesses of individuals. Effective network security is based on a variety of products and services, combined with a thorough security policy. A firewall controls traffic between networks and helps prevent unauthorized access.
21 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public