×

Method for hiding a binary encoded message in an electronic document by modulating the case of the characters in a case-insensitive markup language

  • US 5,920,878 A
  • Filed: 11/14/1996
  • Issued: 07/06/1999
  • Est. Priority Date: 11/14/1996
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method comprising:

  • encoding an electronic document with a plurality of tags from a case insensitive markup language; and

    modulating the case of at least one tag character in at least one of said plurality of tags with a binary string, wherein said binary string represents a message to be hidden in said electronic document.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×