Zhao, J.J.Zhao2022-03-092022-03-091997https://publica.fraunhofer.de/handle/publica/327865This paper presents an efficient and low-cost solution to apply digital watermarking technology to online multimedia distribution and commerce. This solution consists of a hierarchical watermarking scheme and two types of automatic low-cost watermark enforcement tools: watermark monitor and watermark tracking agentendigital watermarkingElectronic CommerceIntelligent Agentsecurity006conference paper