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System and method for securely storing cryptographic keys with encrypted data

  • US 8,037,319 B1
  • Filed: 06/30/2006
  • Issued: 10/11/2011
  • Est. Priority Date: 06/30/2006
  • Status: Active Grant
First Claim
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1. A method comprising:

  • reading a first cryptographic key from a first storage device;

    using the first cryptographic key to decrypt a first set of information stored on a second storage device, whereinthe second storage device is separate from the first storage device,the first set of information stored on the second storage device comprisesat least a portion of a second cryptographic key, andinformation usable to decrypt an additional portion of the second cryptographic key, andthe second cryptographic key is usable to decrypt user information stored on the first storage device.

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