An optical watermarking solution for authenticating printed document

• المؤلفون الرئيسيون: SUN, Q. B., FENG, P. R., DENG, Robert H.
• التنسيق: text
• اللغة: English
• منشور في: Institutional Knowledge at Singapore Management University 2001
• الموضوعات: document authentication; integrity verification; secret share; watermarking; Information Security
• الوصول للمادة أونلاين: https://ink.library.smu.edu.sg/sis_research/1106; http://dx.doi.org/10.1109/ITCC.2001.918767

We present a novel and simple optical watermarking system aiming at overriding some practical problems when the state-of-the art digital watermarking techniques are applied to authenticate printed documents. We name our technique optical watermarking differing from traditional digital watermarking i...