The good, the bad, and the ugly: three different approaches to break their watermarking system

G. Le Guelvouit, T. Furon, F. Cayre
2007 Security, Steganography, and Watermarking of Multimedia Contents IX  
The Good is Blondie, a wandering gunman with a strong personal sense of honor. The Bad is Angel Eyes, a sadistic hitman who always hits his mark. The Ugly is Tuco, a Mexican bandit who's always only looking out for himself. Against the backdrop of the BOWS contest, they search for a watermark in gold buried in three images. Each knows only a portion of the gold's exact location, so for the moment they're dependent on each other. However, none are particularly inclined to share...
doi:10.1117/12.703968 dblp:conf/sswmc/GuelvouitFC07 fatcat:tipuf55wb5fxvdcorb55mydyg4