基于数字水印技术和多媒体内容认证的交易协议

A New Exchanging Protocol Based on Watermark and Multimedia Content Authentication

基于数字水印技术和多媒体内容认证技术,提出买卖双方交互协议。该协议可以明确确认交易双方的身份,有效地防止了购买者水印被盗用的可能性,并很容易判定所购得的数字产品是否被篡改。

Based on digital watermarking technology,asymmetric cryptography technology and multimedia content authentication technology,the new perferable protocol is proposed for Internet online trading.The new protocol can effectively exclude any possibilities of stealing watermarks,therefore enable the users to secure their identities and the copyrights.Simultaneou-sly,it blocks man-in-the-middle attacks and can easily determine the digital products purchased to be tampered with.