New Purdue University research shows steganography, long considered a minor threat, may be on the riseUntil recently, steganography, the stealth technique of hiding text or images within image files, has mostly been considered too complex — and conspicuous — to be much of a threat. But some forensics experts now worry that the bad guys are starting to use the tactic more frequently, especially in child pornography and identity theft trafficking.
http://www.darkreading.com/document.asp?doc_id=136702
Research Shows Image-Based Exploits on the Rise
Until recently, steganography, the stealth technique of hiding text or images within image files, has mostly been considered too complex — and conspicuous — to be much of a threat. But some forensics experts now worry that the bad guys are starting to use the tactic more frequently, especially in child pornography and identity theft trafficking.