随机振幅和相位联合编码图像复合加密
Laser Journal(2013)
Abstract
进行一种随机振幅和相位联合编码的图像加密技术研究,采用经典的双随机相位加密系统,引入二元编码振幅掩膜,对输入图像的频谱进行相位和振幅联合调制加密,充分利用振幅掩膜的二元特性,很好的实现多幅图像的复合加密,并在此基础上探讨了一种图像隐藏新方法,进一步提高了图像加密的安全性。
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Key words
optical keys,image processing,random amplitude.,image hidingl,image encryption
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