A client has recently been the victim of some hacking attempts, always coming from the same small block of IP addresses. What quick and easy measures can we implement to mitigate further threats

Your mother is sure that you were driving too fast because she knows a. when you arrived and the direction you came from. b. how long it took you to get home and how far you traveled. c. what time you left and how long it took you to get home. d. the direction you were driving and how far you traveled.