Implementation of block parity for hiding data in bi-level pbm images in java. Increasing the security of stenography by using a random symmetric key for embedding and extraction of data from image.
The project also has a PBM viewer in java and ascii viewer which shows the pbm images in ascii format.This project uses binary coded pbm images.
Research paper : http://arxiv.org/abs/1304.1683
Key mechanism is not functional and program have bugs which are to be fixed.
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