Which of the following is a security advantage of single sign-on? (Select TWO).

After a system update causes significant downtime, the Chief Information Security Officer (CISO)
asks the IT manager who was responsible for the update. The IT manager responds that it is
impossible to know who did the update since five different people have administrative access.
How should the IT manager increase accountability to prevent this situation from reoccurring?
(Select TWO).

Company A is purchasing Company B, and will import all of Company B’s users into its
authentication system. Company A uses 802.1x with a RADIUS server, while Company B uses a
captive SSL portal with an LDAP backend. Which of the following is the BEST way to integrate
these two networks?