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Methods and computer systems for document encryption

  • US 20050235165A1
  • Filed: 02/08/2005
  • Published: 10/20/2005
  • Est. Priority Date: 02/09/2004
  • Status: Active Grant
First Claim
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1. A computerized adaptation engine for partial encryption of a document, the adaptation engine comprising:

  • a paginator for paginating the document into at least one sub-page according to characteristics of a specific device class; and

    an encryptor for separately encrypting a to-be-encrypted element of the at least one sub-page using a partial encryption mechanism known by a client device that belongs to the specific device class.

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