Find the best solutions to your questions at Westonci.ca, the premier Q&A platform with a community of knowledgeable experts. Experience the ease of finding accurate answers to your questions from a knowledgeable community of professionals. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform.

When receiving a notification stating, "Due to a configuration change made by your administrator, or because you moved to a new location, you must use multi-factor authentication to access," which security measure is being enforced?
A) Single sign-on (SSO).
B) Password rotation policy.
C) Multi-factor authentication (MFA).
D) Intrusion detection system (IDS).