随着数字化多媒体信息的广泛应用，数字媒体的信息安全、版权认证问题日益突出。近年来，为有力打击盗版和保护数字产品的版权，数字水印技术在多媒体认证上的应用得到很大的推广。本代码用MATLAB进行水印的生成与提取。-With the extensive application of digital multimedia information, digital media, information security, copyright authentication issues have becom

Since the birth of digital data hiding, image authentication has been one of its most widespread applications. During the first years, aside a few numbers of works, this application was limited to verifying the integrity of the image or locating its

该算法实现了对论文Blind Authentication Using Periodic Properties of Interpolation的复现，能够通过检测图像的周期性来检测图像是否进行了篡改