the National Natural Science Foundation of China (60502024);the Electronic Development Fund of Ministry of Informa-tion Industry of China ([2007]329);the Natural Science Foundation of Hubei Province (2005ABA267)
We propose a digital rights management (DRM) system based on mobile agent to protect the copyrights of content providers. In the system, the content provider creates a time limited blackbox out of an original agent ...
the National Natural Science Foundation of China (Grant No. 60502024);the Natural Science Foundation of Hubei Province (Grant No. 2005ABA267)
A real-time watermarking scheme with high robustness and security has been proposed based on modulating the log-scaling magnitudes of DCT coefficients, which is most suitable for JPEG images and MPEG streams. The wate...