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Enterprise Network Security

melyssa-bauer avatar
melyssa-bauer
26 diapositives · 551 Views · Nov 20, 2014

Enterprise Network Security. Accessing the WAN – Chapter 4. Describe the General Methods used to Mitigate Security Threats to Enterprise Networks. Sophisticated attack tools and open networks have created an increased need for network security and dynamic security policies.

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Enterprise Network Security
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  1. Enterprise Network Security Accessing the WAN– Chapter 4

  2. Describe the General Methods used to Mitigate Security Threats to Enterprise Networks • Sophisticated attack tools and open networks have created an increased need for network security and dynamic security policies

  3. Describe the General Methods used to Mitigate Security Threats to Enterprise Networks • Common security threats and how they impact enterprises

  4. Describe the General Methods used to Mitigate Security Threats to Enterprise Networks

  5. Describe the General Methods used to Mitigate Security Threats to Enterprise Networks • Common mitigation techniques that enterprises use to protect themselves against threats

  6. Describe the General Methods used to Mitigate Security Threats to Enterprise Networks • Network Security Wheel

  7. Describe the General Methods used to Mitigate Security Threats to Enterprise Networks • The goals of a comprehensive security policy in an organization

  8. Configure Basic Router Security • Why the security of routers and their configuration settings is vital to network operation

  9. Configure Basic Router Security • The recommended approach to applying Cisco IOS security features on network routers

  10. Configure Basic Router Security • The basic security measures needed to secure Cisco routers

  11. Explain How to Disable Unused Cisco Router Network Services and Interfaces • The router services and interfaces that are vulnerable to network attack

  12. Explain How to Disable Unused Cisco Router Network Services and Interfaces • The vulnerabilities posed by commonly configured management services

  13. Explain How to Disable Unused Cisco Router Network Services and Interfaces • Secure a router with the command-line interface (CLI) auto secure command

  14. Explain How to Use Cisco SDM • Configure a router to use Cisco SDM

  15. Explain How to Use Cisco SDM • The steps you follow to start SDM

  16. Explain How to Use Cisco SDM • The Cisco SDM Interface

  17. Explain How to Use Cisco SDM • The commonly used Cisco SDM wizards

  18. Explain How to Use Cisco SDM • Use Cisco SDM for locking down your router

  19. Manage Cisco IOS Devices • The file systems used by a Cisco router

  20. Manage Cisco IOS Devices • Backup and upgrade a Cisco IOS image

  21. Manage Cisco IOS Devices • Back up and upgrade Cisco IOS software images using a network server

  22. Manage Cisco IOS Devices • How to recover a Cisco IOS software image

  23. Manage Cisco IOS Devices • How to recover the enable password and the enable secret passwords

  24. Summary • Security Threats to an Enterprise network include: • Unstructured threats • Structured threats • External threats • Internal threats • Methods to lessen security threats consist of: • Device hardening • Use of antivirus software • Firewalls • Download security updates

  25. Summary • Basic router security involves the following: • Physical security • Update and backup IOS • Backup configuration files • Password configuration • Logging router activity • Disable unused router interfaces & services to minimize their exploitation by intruders • Cisco SDM • A web based management tool for configuring security measures on Cisco routers

  26. Summary • Cisco IOS Integrated File System (IFS) • Allows for the creation, navigation & manipulation of directories on a cisco device