Although Firewalls Can Protect Personal Computers and Network Services Connected

Multiple Choice

Although firewalls can protect personal computers and network services connected to the corporate network,people away from their offices who interact with their company networks via the Internet face a safety risk. Which of the following technologies has proven to be a viable solution to this problem?

A) safe software for logic (SSL) encryption  
B) firewall re-engineering  
C) secure sockets layer (SSL) encryption  
D) secure logistical LAN (SLL) encryption