Study on Watermarking Techniques in Digital Images

This paper comprehend the concept, details, properties, techniques and application of digital watermarking. In today's era, with the increasing use of internet it's become challenging to secure data. In sequence to authenticate or protect digital media from the various attacks techniques like cryptography, steganography and digital watermarking are introduced. Digital watermarking technique hides the secret information (Watermark) in multimedia data for the purpose of protection, copyright and authentication. The secret information is submerged into the cover data with the minimum or negligible distortion of cover data.