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SECURITY FOR MULTI-TENANT DEDUPLICATION DATASTORE AGAINST OTHER TENANTS

  • US 20160154839A1
  • Filed: 12/02/2014
  • Published: 06/02/2016
  • Est. Priority Date: 12/02/2014
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving a first user hash value associated with data of a first user of a deduplication system, andcomparing the first user hash value with each of a plurality of hash values stored in a first user hash store of the deduplication system, the plurality of hash values stored in the first user hash store associated with the first user,wherein when it is determined that the first user hash value matches one of the plurality of hash values stored in the first user hash store, sending a first user hash value identifier to the first user, andwherein when it is determined that the first user hash value does not match one of the plurality of hash values stored in the first user hash store,comparing the first user hash value to each of a plurality of hash values stored in a global user hash store of the deduplication system, the plurality of hash values stored in the global hash store associated with a plurality of users, and the plurality of users including the first user,requesting the data associated with the first user hash value from the first user, andreceiving the requested data from the first user.

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