Which responses would NOT be preferred by an experienced Security Manager?

A remote user tries to login to a secure network using Telnet, but accidently types in an invalid
user name or password. Which responses would NOT be preferred by an experienced Security
Manager? (multiple answer)

A.
Invalid Username

B.
Invalid Password

C.
Authentication Failure

D.
Login Attempt Failed

E.
Access Denied

Explanation:
As little information as possible should be given about a failed login attempt. Invalid username or
password is not desirable.