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This article presents a comprehensive overview of digital watermarking, covering its history, evaluation metrics, various media implementations, challenges posed by AI, and practical applications—especially in e‑commerce—to protect data throughout its lifecycle and enable effective leakage tracing.
The article provides a comprehensive overview of digital watermarking, covering its fundamental concepts, security features, embedding/detection/extraction processes, major algorithm families, practical applications such as copyright protection and anti‑counterfeiting, and future research directions in multimedia information security.
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