How is the term 'information assurance' best defined?

The term 'information assurance' is best defined as the management of information-related risks to ensure data confidentiality, integrity, and availability. This definition captures the essence of information assurance, which focuses on protecting data from unauthorized access (confidentiality), ensuring that the data remains accurate and unaltered (integrity), and guaranteeing that the data is accessible to authorized users when needed (availability).

This holistic approach involves assessing potential risks, implementing appropriate controls, and continuously monitoring systems to protect sensitive information from various threats, whether they be cyber attacks, natural disasters, or internal mishaps. By managing these risks effectively, organizations can maintain trust in their information systems and uphold regulatory compliance.

The other options fail to encompass the broader objectives of information assurance. They either focus too narrowly on aspects like data storage, technology implementation, or social media policies, which do not align with the comprehensive risk management framework that information assurance embodies.