Which of the following is the MOST secure and economical method for connecting a private network over the Internet in a small- to medium-sized organization?
A.
Virtual private network
B.
Dedicated line
C.
Leased line
D.
integrated services digital network
Explanation:
The most secure method is a virtual private network (VPN), using encryption, authentication and tunneling to allow data to travel securely from a private network to the internet. Choices B, C and D are network connectivity options that are normally too expensive to be practical for small- to medium-sized organizations.