Vol 117 Issue 3 2007-11-19 Article 18986 from section "Security"

When Deleting a File Will No Longer Do

Though it has become a truism, the Sun White Paper "Encryption
Strategies: The Key to Controlling Data" does not hesitate to
pronounce that, in the current and future digital era, deleting a
file is not a viable means of controlling data. The focus in the
paper is controlling access to data, rather than the data itself. The
paper further outlines Sunís encryption strategy, discusses the pros
and cons of three possible encryption methods, and discusses the
challenge of key management in an encrypted world.

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