at.allow is an access control that allows only specific users to use the service. What is at.deny?
a. It does not allow users named in the file to access the system.
b. It ensures that no one will ever be able to use that part of your system.
c. It opens up the server only to intranet users.
d. It blocks access to Internet users.
Answer: A
The at.deny file does not allow users named in the file to access the system.