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Securing Your Business with Cisco ASA and PIX Firewalls by Greg Abelar

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Defense-in-Depth Implementation Details

The ASA/PIX Security Appliance is a multifunctional device that includes the following:

  • Stateful firewall services

  • Network intrusion prevention

  • Encryption services (VPN/IPSec)

  • Auditing and reporting functions

  • Authentication capabilities

  • Application firewalling (protocol compliance enforcement)

These services make the Cisco ASA/PIX Security Appliance an excellent solution for defense-in-depth deployment in any network environment.

Authentication, Authorization, and Accounting

For simplicity within this book, you use the ASA/PIX Security Appliance local database to implement authentication. Because the local database is used, this type of username password verification is called local authentication.

Although ...

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