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DATA ENCRYPTION PARAMETER DISPERSAL

  • US 20110161655A1
  • Filed: 09/17/2010
  • Published: 06/30/2011
  • Est. Priority Date: 12/29/2009
  • Status: Active Grant
First Claim
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1. A method comprises:

  • obtaining encoded key slices from a plurality of user devices;

    when a threshold number of the encoded key slices have been obtained, decoding the threshold number of the encoded key slices utilizing a first error coding dispersal storage function to produce a key;

    receiving encoded data slices;

    when a threshold number of the encoded data slices have been received, decoding the threshold number of encoded data slices utilizing a second error coding dispersal storage function to produce encrypted data; and

    decrypting the encrypted data utilizing the key and an encryption function to produce data.

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