一种基于数字水印的视频多点广播立即源认证模型A Novel Video Multicast Instant Source Authentication Model Based on Digital Watermarking
沈玉利,姚俊,赵安军,郭雷
摘要(Abstract)：
基于数字水印和TESLA,提出了一种视频多点广播立即源认证模型,利用查找表的视频水印算法,将视频重要分量的消息认证码、公开密钥和立即认证散列值等嵌入到视频的非重要分量中;从而达到视频数据多点广播的立即源认证,避免了接收方数据包缓存,并给出公开延迟时间间隔d的一种计算方法。
关键词(KeyWords)： 视频多点广播;立即源认证;数字水印;公开延迟时间间隔;组播源认证(TESLA);消息认证码
基金项目(Foundation): 国家自然科学资金资助(60175001)
作者(Author): 沈玉利,姚俊,赵安军,郭雷
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