In the late 1990s, confronting serious and continuing threats to the security of its internal communications, AT&T deployed firewalls, intrusion detection systems, antivirus programs, spam filters, and Web surfing controls, duplicated multiple times across the company's 3500 locations.

The resulting security came at a high cost, driving the company's security and IT managers to seek a simpler and more efficient security solution. All information that moves across LANs or WANs must cross the network, they reasoned, so why not centralize security there?

Find out what steps AT&T took and the results in this white paper.