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DWT_water_yingyong
- 。本專題將提出數 位浮水印以基於GilbertVernam 的影像加密處理 ，並且配合對原彩色影像做離 散小波轉換，之後在藍 、綠 、紅三個平面不 同的小波係數 中頻部分，嵌入浮水印；其後再以萃取浮水印並解密的方式將原圖還原-This topic will introduce digital watermark image encryption based GilbertVernam handling, and
LSB
- 数字水印的LSB 数字水印算法，可以对图像进行加密，也可以解密-LSB watermarking digital watermarking algorithm can encrypt the image, you can decrypt
F5-Steganography
- f5 stegnography algorithm to encryt and decrypt images
SVDshuzishuiyinsuanfayanjiu
- 基于SVD的数字水印算法研究，其中包括加密，攻击，解密，提取以及参数比较、运行时间的显示-Research on digital watermarking algorithm based on SVD, including encryption, attack, decrypt, extract and compare the parameters, run time display
zigzag
- 用matlab实现了zigzag算法，实现功能：对任意维数的图片都都能进行加密和解密-Using matlab to achieve a zigzag algorithm functions: For any dimension pictures are able to encrypt and decrypt
Encrypt
- 本文件实现的是对水印的加密及解密，有3种方式，猫脸变换，混沌置乱和zigzag置乱。-The file contains sseveral functions, which can encrypt and decrypt the watermark,including Arnold Transform,chaotic and zigzag.