This guide explains the importance of creating a data inventory and classifying data to identify sensitive information across the enterprise. The process begins by locating all areas where data is stored, including servers, databases, cloud platforms, employee devices, and removable or backup media. Understanding these storage locations helps organizations assess data exposure and risk. For each location, relevant details should be collected, such as data type, purpose, ownership, and sensitivity level. A thorough inventory enables effective data classification, supports compliance efforts, improves security controls, and lays the foundation for stronger data governance and protection strategies.

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