A.5.12 Classification of Information would include:
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Information Classification Policy: A documented policy that outlines the organization's approach to classifying information based on its sensitivity and criticality.
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Classification Criteria: Clear criteria for determining the classification level of different types of information, including definitions for each classification level (e.g., Public, Confidential, Secret, Top Secret).
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Classification Labels: Examples of classification labels that are applied to different types of information assets, such as documents, emails, databases, and files.
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Training Records: Records indicating that employees and relevant stakeholders have received training on the information classification policy, including how to determine the appropriate classification for different types of information.
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Classification Guidelines: Detailed guidelines or procedures that provide examples and scenarios to assist employees in correctly classifying information.
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Document Templates: Examples of document templates that include standardized classification labels, headers, or footers indicating the classification level of the content.
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Access Controls: Documentation showing how access controls are implemented based on the classification level of information, ensuring that only authorized personnel have access to sensitive data.
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Data Handling Procedures: Procedures that outline how information of different classifications should be handled, transmitted, stored, and destroyed to maintain its confidentiality and integrity.
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Risk Assessments: Documentation of risk assessments performed to determine the potential impact of unauthorized disclosure, alteration, or loss of information based on its classification.
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Monitoring and Review: Evidence that information classification is regularly reviewed and updated to reflect changes in the organization's information landscape and evolving risks.
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Auditing and Accountability: Records of audits or checks conducted to verify that information is correctly classified and that access controls are appropriately enforced.
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Management Oversight: Evidence of management oversight and approval of information classification policies, procedures, and changes.
By examining these pieces of evidence, an auditor can assess whether the organization has implemented a structured approach to classifying information based on its sensitivity and value. This ensures that information is appropriately protected, shared, and managed according to its level of importance to the organization.
