Answer:
"If you aren't sure if a link is legitimate, click it to see where it goes."
Explanation:
If you click on a unknown URL the host of the website can steal a lot of information from you computer. Like your geolocation
Eased the mobilization and transportation of troops
Answer:
RADIUS
Explanation:
RADIUS is the networking protocol that is used for the purpose of authentication to access the network resources. The full form of RADIUS is Remote Authentication Dial In User Service. It is used by different organizations, which setup their own network that can be accessible through VPN, DSL or modems through different networks. The purpose of this protocol is to establish the security and authentication mechanism by organization itself.
So, If an administrator needs to set up an authentication server for users connecting to a network through a VPN, he should establsih the RADIUS based Server.