A cybersecurity analyst at a large corporation notices suspicious activity from one of the employee accounts. Log entries indicate that the same account is accessing the company's intranet from two countries just an hour apart. However, the employee is currently on a business trip and is only using wireless connections. Which security anomaly is occurring in this situation?
A.Impossible travel
B.Wireless misconfiguration
C.Distributed denial-of-service
D.Brute force attack