帮我翻译一下：随着多媒体信息能够快速、广泛的在互联网上传播，这使得信息安全、知识产权保护和身份认证等问题变得突出。为了解决多媒体版权侵犯及非法拷贝等问题，人们在加密和数字水印领域进行了广泛的探索。

With the rapid and widespread dissemination of multimedia information on the Internet, issues such as information security, intellectual property protection, and identity authentication have become prominent. In order to address issues such as multimedia copyright infringement and illegal copying, people have made extensive explorations in the fields of encryption and digital watermarking.