What type of a system requirement involves preventing unauthorized access to data?

A system requirement that involves preventing unauthorized access to data is aSecurityrequirement. Security requirements ensure that the system:

Protects data integrity: Ensuring data is accurate and unchanged by unauthorized users.

Maintains confidentiality: Preventing unauthorized access to sensitive information.

Ensures availability: Making sure that data and resources are available to authorized users when needed.

Security requirements are critical for safeguarding the system against threats and vulnerabilities.

References

Dieter Gollmann, "Computer Security," Wiley.

Ross Anderson, "Security Engineering: A Guide to Building Dependable Distributed Systems," Wiley.