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Therefore, the Sanitization Policy should include a matrix of instruction and frequency by job category to ensure that users, at every level, understand their part in complying with the policy. For example, controlled unclassified information on electronic storage devices may be cleared or purged, but those devices storing secret or top-secret classified materials should be physically destroyed. Any data sanitization policy created must be comprehensive and include all forms of media to include soft- and hard-copy data. Data sanitization policy must be comprehensive and include data levels and correlating sanitization methods. Many of these articles also point to existing data sanitization and security policies of companies and government entities, such as the U.S. While the practice of data sanitization is common knowledge in most technical fields, it is not consistently understood across all levels of business and government.<\/p>\n<\/p>\n