Exploring Innovative Steganography Methods To Enhance Data Security

Steganography, the science of burying secret messages within something innocuous, has endured bad publicity recently, with unsubstantiated rumors of missives from Osama bin Laden hidden in images on websites. But the good guys can play, too. A new steganography-based technique hides . . . Steganography, the science of burying secret messages within something innocuous, has endured bad publicity recently, with unsubstantiated rumors of missives from Osama bin Laden hidden in images on websites. But the good guys can play, too. A new steganography-based technique hides barcodes inside pictures and could help create forgery-proof identity documents.

The Concealogram, developed by a scientist from the electrical- and computer-engineering department of Israel's Ben Gurion University of the Negev, slips a two-dimensional barcode inside a halftone image, which can be read by scanning the image with a regular optical scanner.

The link for this article located at Wired is no longer available.