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Methods of operating storage systems including encrypting a key salt

  • US 10,049,207 B2
  • Filed: 01/06/2017
  • Issued: 08/14/2018
  • Est. Priority Date: 04/30/2004
  • Status: Active Grant
First Claim
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1. A method of operating a storage system, comprising:

  • receiving a password at a device driver of the storage system from a host of the storage system, wherein the host is in communication with a removable storage device of the storage system through the device driver, and wherein the device driver is configured to enable a software program of the host to communicate to the removable storage device;

    using the device driver to combine the password, a key salt, and a number of iterations to generate a primary key;

    using the device driver to generate a key schedule from the primary key;

    receiving an encrypted master key at the device driver from the removable storage device; and

    using the device driver to decrypt the encrypted master key with the key schedule.

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