© 2007 Cisco Systems, Inc. All rights reserved.Cisco Public ITE PC v4.0 Chapter 1 1 Basic Security Networking for Home and Small Businesses – Chapter 8.

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Presentation transcript:

© 2007 Cisco Systems, Inc. All rights reserved.Cisco Public ITE PC v4.0 Chapter 1 1 Basic Security Networking for Home and Small Businesses – Chapter 8

ITE PC v4.0 Chapter 1 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.

ITE PC v4.0 Chapter 1 3 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Networking Threats  Describe major risks of network intrusion

ITE PC v4.0 Chapter 1 4 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Networking Threats  Define the sources of network intrusion.

ITE PC v4.0 Chapter 1 5 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Networking Threats  Describe social engineering and phishing

ITE PC v4.0 Chapter 1 6 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack  Describe viruses, worms, and Trojan horses.

ITE PC v4.0 Chapter 1 7 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack  Denial of Service and Brute Force attacks

ITE PC v4.0 Chapter 1 8 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack  Describe spyware, tracking cookies, adware and pop- ups.

ITE PC v4.0 Chapter 1 9 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Methods of Attack  Describe Spam

ITE PC v4.0 Chapter 1 10 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications  Defining a security policy

ITE PC v4.0 Chapter 1 11 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications  Define common security procedures

ITE PC v4.0 Chapter 1 12 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications  Describe how updates and patches relate to security issues.

ITE PC v4.0 Chapter 1 13 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications  Anti-virus software

ITE PC v4.0 Chapter 1 14 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications  SPAM prevention

ITE PC v4.0 Chapter 1 15 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Security Procedures and Applications  Anti-Spyware

ITE PC v4.0 Chapter 1 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?

ITE PC v4.0 Chapter 1 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

ITE PC v4.0 Chapter 1 18 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public Firewall Features and How to Use them to Protect Against an Attack  Vulnerability Analysis

ITE PC v4.0 Chapter 1 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

ITE PC v4.0 Chapter 1 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.

ITE PC v4.0 Chapter 1 21 © 2007 Cisco Systems, Inc. All rights reserved.Cisco Public