Fragile watermarking of documents for authentication and restoration
Date of Issue2010
School of Electrical and Electronic Engineering
With the proliferation of digital media such as image, audio and video, digital watermarking techniques are invented to safeguard the authenticity and security of the data. Purposes like data authentication, data hiding, copyright protection, prevention of duplication require robust watermarking techniques. Digital watermarking techniques are used to address digital rights management, protect information, and conceal secrets. Information hiding techniques provide an interesting challenge for digital forensic investigations.
Nanyang Technological University