Why are mainframe environments considered more secure than LAN environments?
A.
They usually have fewer entry points.
B.
They have stronger authentication mechanisms.
C.
They have more auditing and encryption implemented.
D.
They are actually weaker than LANs.
Explanation:
A: This is a relative and general statement. Mainframes are more closed systems and work in more closed environments compared to the distributed environments we work in today. Mainframes usually have a smaller number of entry points, which are generally very controlled.