Meera Notices Someone Entering a Side Door of Her Company's

Multiple Choice

Meera notices someone entering a side door of her company's facility, but did not swipe a badge on the proximity badge reader before being able to open the door, even though there is a badge reader installed. Which of the following may have occurred?

A) Weak or obsolete security technologies
B) Incorrect hardening settings
C) Security device failure
D) Insufficient security controls and processes