Replies to post #199639 on NeoMedia Technologies, Inc (NEOM)

[JPetroInc]

QR Code Steganography

November 29, 2009

http://2d-code.co.uk/qr-code-steganography/

http://2d-code.co.uk/images/pdf/qr-code-steganography.pdf

While the object of cryptography is to make data unreadable by a third party, the object of steganography is to hide the data from a third party. It would appear that combining QR Codes with image processing is a practical stenographic technique, see “QR Code and image processing techniques are used to construct a nested steganography scheme“. (PDF)