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Secure data replication in a storage grid

  • US 10,691,812 B2
  • Filed: 11/03/2017
  • Issued: 06/23/2020
  • Est. Priority Date: 07/03/2014
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • twice-encrypting data, first by a first key that is generated from an external secret and a second key that is shared by a plurality of storage clusters of a storage grid to produce once encrypted data, and second by the second key to produce twice encrypted data;

    storing the twice-encrypted data in one of the plurality of storage clusters;

    replicating the twice-encrypted data from the once encrypted data; and

    storing the replicated twice-encrypted data at a further one of the plurality of storage clusters.

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