Why is it important to properly classify information according to security levels?

Properly classifying information according to security levels is essential for managing accessibility and protecting sensitive information. This classification system ensures that data is accessible only to individuals who have the appropriate clearance or need to know, thereby minimizing the risks of unauthorized access or information leaks. By categorizing information based on its sensitivity—such as public, internal, confidential, or top-secret—organizations can implement tailored security measures that suit the specific needs of each category.

For example, sensitive data may require encryption and stringent access control measures, whereas less sensitive information might only need basic security. This structured approach helps maintain the integrity, confidentiality, and availability of critical information while also facilitating compliance with legal and regulatory requirements. Additionally, effective classification aids in better incident response and risk management, ensuring that organizations can quickly address potential security breaches according to the severity of the classified data involved.

Other options do not address the primary purpose of information classification. Classifying all information as public would expose sensitive data to unnecessary risks, reducing the effectiveness of security measures. Reducing the need for documentation and avoiding high processing costs do not directly relate to the core reasons for proper information classification. Therefore, the focus must remain on managing accessibility and safeguarding sensitive information, which is the primary objective of correct classification.