Encryption key rotation
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United States of America Patent
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app pub date -
Sep 29, 2006
filing date -
Nov 16, 2000
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Abandoned
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Abstract
Data in data at rest system such as a database or a file system is re-encrypted so that the data remains accessible during re-encryption. Various embodiments of the invention include virtual tables such as views, parallel tables, indexes that improve the speed of re-encryption, and distributed solutions to re-encryption such as delegated of encryption to additional server(s).
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