CAS-003 Question #876: Real Exam Question with Answer & Explanation

To reduce costs, an organization, has decided it will no longer support corporate phones. All employees must use a BYOD device to access the company's collaboration services, which are cloud hosted. To simplify device management, the end user computing department does not want to deploy agents to the devices. The Chief Information Security Officer (CISO) has identified the following requirements to support access to the service: 1. Only the current and N-1 operating systems are supported. 2. The devices cannot be jail broken. 3. Access is limited through the cloud forward proxy. 4. No company unstructured data is downloaded to local storage. 5. Strong authentication controls are implemented. 6. Any cached organization data is protected. Which of the following controls must be implemented to meet these requirements?