Whose role is it to assign classification level to information?

C.

The Data/Information Owner is ultimately responsible for the protection of the data.

It is the Data/Information Owner that decides upon the classifications of that data they are responsible for.

The data owner decides upon the classification of the data he is responsible for and alters that classification if the business need arises.

The following answers are incorrect: Security Administrator.

Is incorrect because this individual is responsible for ensuring that the access right granted are correct and support the polices and directives that the Data/Information Owner defines.

User.

Is Incorrect because the user uses/access the data according to how the Data/Information Owner defined their access.

Auditor.

Is incorrect because the Auditor is responsible for ensuring that the access levels are appropriate.

The Auditor would verify that the Owner classified the data properly.

References: CISSP All In One Third Edition, Shon Harris,Page 121

The classification of information is an important aspect of information security. It involves assigning a level of sensitivity or importance to different types of information based on the potential impact that unauthorized disclosure, modification, or destruction of that information could have on an organization's operations, assets, or reputation.

The responsibility for assigning classification levels to information typically falls on the information owner, who is the individual or entity that has primary responsibility for the information, including its creation, maintenance, and use. The information owner may be a department head, a project manager, a business unit leader, or some other authorized individual.

The information owner is responsible for ensuring that the information is properly classified and that appropriate controls are in place to protect it. This may include establishing access controls, encryption, backup and recovery procedures, and other security measures to protect the information from unauthorized access, modification, or destruction.

The security administrator, on the other hand, is responsible for implementing and enforcing the policies and procedures established by the information owner. This may include configuring security settings on computer systems and applications, monitoring network traffic for security threats, conducting security assessments, and providing training and awareness to users.

The user of the information also has a responsibility to protect it according to its assigned classification level. This includes following security policies and procedures, reporting security incidents, and using appropriate safeguards to protect the information from unauthorized access, modification, or destruction.

The auditor may also have a role in the classification of information, particularly in assessing the effectiveness of an organization's information security program. This may include reviewing the policies and procedures for classifying information, assessing the effectiveness of access controls and other security measures, and testing the organization's ability to detect and respond to security incidents.