... readers of Cisco Security Specialist’s Guide to PIX Firewalls willbecome masters of installing, configuring, maintaining, and troubleshooting PIX fire-walls, in addition to being ready to take the ... encrypted tunnels. Cisco Security Certifications To achieve the Cisco Security Specialist 1 certification, you need to demonstrate a solid understanding of Cisco network security, PIX firewalls,VPN ... alt="" Introduction to Security and Firewalls ã Chapter 1 33those who want to demonstrate additional top-level competence in Cisco s security technologies.The Written Test Cisco s written exam...