1. Your student records contain a lot of personally identifiable information, such as SSNs, that can lead to identity theft. Which of the following security services is the most important to protect against that?

2. You are a security officer for a hospital, and are worried about a hacker accessing electronic health records and changing blood type and other patient information in the record. Which of the following security services would be implemented to detect unauthorized changes to the record?

3. A snowstorm has knocked out Blackboard. Which of the security services has been negatively impacted?