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AESandRSA
- 高级加密标准（AES）是一个用来代替数据加密标准（DES）的算法。目前使用的一般为128,196和256位密钥，这三种密钥都是 相当安全的-Advanced Encryption Standard (AES) is used to replace the Data Encryption Standard (DES) algorithm. Currently used in general for 128,196 and 256-bit keys, these three keys are
sha1_verilog
- 安全散列算法的另一种verilog实现，对面积的要求更小，但损失了速度，但在一般系统中，完全可以满足大部分需要了-Secure Hash Algorithm another Verilog realization of the demands of a smaller area, but a loss of speed, but in the general system, fully satisfy the needs of the most
aescrypt-java-3_0
- 利用java实现文件的AES加密功能 This Java AES Crypt package contains the Java class es.vocali.util.AESCrypt, which provides file encryption and decryption using aescrypt file format. Requirements The Java AES Crypt package only works in Java 6, but can be
AESMaker
- AES encryption and decryption tool, which can encrypt any string to a HEX number and decrypt in AES.
Cryptography
- 该程序包提供了三种加解密算法的源代码：DES、AES和RSA。程序没有使用Java的security库，完全是自己根据加解密算法流程手工编写的。适用于密码学加解密算法的学习和研究。 由于运行速度慢，不推荐用于实用项目。-The package offers three encryption algorithm source code: DES, AES and RSA. Procedures did not use Java' s security database is entirely
IS_Project1
- 这是一个文本加密、解密系统，提供了对称加密和非对称加密两种模式。此外，还实现了数字签名及其验证功能。-This is a text encryption, decryption system provides symmetric encryption and asymmetric encryption mode. In addition, implementation of digital signature and the authentication function.
DES
- DES算法单机版，VB编程环境，经过测试，可以使用。-DES Athmetic, In Visual Basic
khalil2006_true_random_number_generator
- a true random number generator (TRNG) in hardware which is targeted for FPGA-based crypto embedded systems. All crypto protocols require the generation and use of secret values that must be unknown to attackers.Random number generators (RNG) are requ
DMIS_Ch3_InfoHiding
- 信息隐藏基础 数字媒体包括了图像、文字以及音频、视频等各种形式，以及传播形式和传播内容中采用数字化，即信息的采集、存取、加工和分发的数字化过程。数字媒体已经成为继语言、文字和电子技术之后的最新的信息载体。 通过本文你可以了解现代密码系统的基本知识，掌握常用的图像加密技术的基本思想。 具体包含： 1 信息隐藏概述 2 隐写术的基本原理 3 隐写 4 隐写分析技术-Information hiding based on digital media including i
low
- 基于最低有效位的图像信息隐藏 图像信息隐藏： 说明： 1、bmp格式的原始图像都有足够的容量来嵌入任何格式的隐秘文件，而且都可以提取成功。 2、jpg格式的原始图像只有足够的容量来嵌入任何格式的小容量隐秘文件，可以提取成功。 3、嵌入过程：i. 打开一幅原始图像；ii. 点击相应的嵌入方法；iii. 在提示中输入要嵌入的隐秘文件路径；iv. 输入要保存隐秘文件的路径；v. 嵌入成功； 4. 提取过程：i. 打开一幅隐秘图像；ii. 点击相应的提取算法；iii. 输入要保存
dataembedding
- Data embedding in scrambled Digital video
AES_Encryption
- AES algorithm used in WiMAX encryption
rsa
- it is a rsa algorithm agent programme in cpp for ns2
watermark-image-text
- matlab code in watermarking techniques
ImageFreqCipher
- 一种频域加密算法，图像经过DCT变换得到DCT系数，然后对DCT系数进行加密。然后对加密的DCT系数进行DCT反变换图像数据。最后对其加密后的图像数据进行线性变换来调整图像数据的取值范围在[0，255]。最后得到加密图像-A frequency-domain encryption algorithm, the image obtained through the DCT transform DCT coefficients, and then encrypt the DCT coefficien
RSA
- 利用C语言编写的RSA加解密代码，实现了基本的RSA加解密过程，主要是大数运算的实现以及质数的求解-Written in C language using RSA encryption and decryption code, and to achieve the basic RSA encryption and decryption process, the key is the realization of operations of large numbers, as well as th
an_intellegent_audio_water_marking_based_on_dwt-s
- All three, Discrete Wavelet Transform (DWT) - Singular Value Decomposition (SVD) and Adaptive Tabu Search (ATS) have been used as mathematical tools for embedding data into an audio signal. In this paper, we present a new robust audio waterma
AES
- A descr iption of AES algorithm in Matlab language
simple_des_example
- Here is a simple implementation of DES in C. Very easy to understand code with a lot of test data to verify the algorithm.-Here is a simple implementation of DES in C. Very easy to understand code with a lot of test data to verify the algorithm.
jpeg_stego
- steganography in jpeg image