A new data hiding method in binary image

The era of Web technology has arrived. Total reliance on the Internet is inevitable when data transfers on the Internet are just daily routine tasks. Naturally, Internet related businesses are concerned about security on the Web. Researches had been done to hide important data during transfers but not enough on binary images. The task is complicated between wanting better security and needing to hide larger quantity of data. We propose a block data hiding method for the binary image that is able to meet these demands.