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CISSP in 21 Days - Second Edition by M. L. Srinivasan

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Data retention

Information in the form of data must be stored in digital media or in hard printed copies. Based on the requirements of the law and based on corporate policies, data needs to be retained even after its useful life. Data is also retained in media as a backup and used in business continuity and disaster recovery scenarios.

Data in media

Data security also concerns the physical protection of equipment as well as addressing security requirements pertaining to the media where the data is stored.

Storage media, such as hard disks, backup tapes, CDs, and diskettes, need additional security measures so as to ensure the security of the data they contain. Controls should ensure the prevention of data disclosure and modification by unauthorized ...

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