The algorithms for the watermark embedding and extracting are both open, and public key cryptosystem is utilized instead of common watermark key.

水印的嵌入和提取算法都是公开的，公钥系统取代了普通的水印密钥。

youdao

The algorithms for the watermark embedding and extracting are both open, and public key cryptosystem is utilized instead of common watermark key.

水印的嵌入和提取算法都是公开的，公钥系统取代了普通的水印密钥。

youdao