Text Watermarking and Watermark Recovery - Snowdrop

The traditional watermarking relies on embedding some information in a binary file (such a proprietary format document - Adobe PDF, MS Word or multimedia files) to identify the origin of a particular copy. Watermarking can be combined with steganography to hide this data from a casual viewer.

Snowdrop is intended to bring (relatively) invisible and modification-proof watermarking to a new realm of "source material" - written word and computer source codes. The information is not being embedded in the least significant portions of some binary output, as it would be with a traditional low-level steganography, but into the source itself.

Continue Reading...