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简易的矩陣加密編编码法
- 算法介绍 矩阵求逆在程序中很常见,主要应用于求Billboard矩阵。按照定义的计算方法乘法运算,严重影响了性能。在需要大量Billboard矩阵运算时,矩阵求逆的优化能极大提高性能。这里要介绍的矩阵求逆算法称为全选主元高斯-约旦法。 高斯-约旦法(全选主元)求逆的步骤如下: 首先,对于 k 从 0 到 n - 1 作如下几步: 从第 k 行、第 k 列开始的右下角子阵中选取绝对值最大的元素,并记住次元素所在的行号和列号,在通过行交换和列交换将它交换到主元素位
usemars(vc6)
- usemars(vc6)IBM的MRAS加密算法,本算法是块加密入16个字节,出16个字节.zip-usemars (vc6) MRAS IBM's encryption algorithm, the algorithm is encrypted block into 16-byte, 16-byte out. Zip
Vigenere加密算法
- 自己写的一个Vigenere加密算法.不用多说了吧,值得收藏,特别是对于初学者.-I have written a Vigenere encryption program by myself.Out of question,it is worth to be collection especially by the beginner.
sha-1
- SHA-1Hash函数源码,可以对任何文件做Hash,得到的Hash值为160位。具有抗强碰撞,弱碰撞等能力。虽然王小云已经找到了个别碰撞。但在新的好的hash函数出来之前仍将被广泛使用。-SHA-1Hash function source, any document can be done right hash, the hash value of 160. Anti-collision, the weak capabilities of the collision. Although Bru
CipherAlgorithm
- 主要内容:DES加密算法,里面采用CBC和EBC两种加密结构,实行分组加密。-main elements : DES encryption algorithm, and they used EBC two CBC encryption, and carrying out the packet encryption.
SoftLicence
- 一个基于3des加密、解密程序, 利用网卡物理地址进行加密生成程序的licence的dll,含样列代码-based 3DES encryption, decryption procedures, using Ethernet physical address generation encryption procedures of the license dll, containing sample code out
fair
- 在程序中由playfair(char *s,int length) 的实现加密和解密;解密原理与加密类似,只是加密过程的逆过程,它基于密文,采用同行取左边,同列取下边,其余取交叉的相反原理;在程序中用FLAG标识区别,当其值为1时,为加密过程;值为0时,为解密过程。-in the proceedings by PLAYFAIR (char * s, int length) the realization of encryption and decryption; encryption and d
showpass
- 可以将密码栏的***读出来,并显示在TEXTBOX上的一个小程序-password column can be read out of *** and TEXTBOX on show in a small procedure
miniMD5
- MD5是常用的加密软件.我们只对其进行了小小的实现并编写了界面-MD5 is commonly used encryption software. We only carried out to achieve a small and prepared interface
CipherVC++
- 本实例利用VisualC++6.0来实现了一个古典密码加密程序,包括凯撒密码,维吉尼亚密码和列换位法三种-example of the use of VisualC 6.0 to achieve a classical password encryption procedures, Caesar including passwords, and passwords out of Virginia law three transpositions
Delphi_JiaMi_JieMi
- 用Delphi写的一个简单的加密解密算法,具体为:输入一行字符串,从第n个字符开始,没间隔k个字符取出来,然后把剩下的字符加到取出来的后面,形成密文,然后再解密-with Delphi write a simple encryption and decryption algorithms, in particular : input string, n from the characters, not characters interval k taken out and then added
des_3des
- DES( Data Encryption Standard)算法,于1977年得到美国政府的正式许可,是一种用56位密钥来加密64位数据的方法。虽然56位密钥的DES算法已经风光不在,而且常有用Des加密的明文被破译的报道,但是了解一下昔日美国的标准加密算法总是有益的,而且目前DES算法得到了广泛的应用-DES (Data Encryption Standard) algorithm. in 1977 the United States government's official per
Wjc
- DES的C语言原代码,可以运行出结果的.-the C language source code that can run out results.
encrpytionsoftware
- Tasks Read the textbook about the details of Vigenére Cipher. Implement the algorithm by C or C++. Requirements You do this lab in a group of two students. Your program should have input and output as follows: csci>a.out --> Pleas
md5
- md5加解密 System.out.println(\"解密后的二进串:\" + byte2hex(clearByte)+\"\\n\") System.out.println(\"解密后的字符串:\" + (new String(clearByte))+\"\\n\")
PEEncrypt_v1.0
- 这个小软件通过在可执行文件(.exe)的尾部添加一个新节(Section),并且修改PE的入口地址,使可执行文件在运行时,跳出一个输入密码的对话框,从而实现了简单的加密。-small software in executable files (. Exe) to the tail adding a new section (Section), and amend the PE import addresses, so that the executable file is run, jump o
encrypt.source
- 一个简单的加解密档案的程序提供命令列的方式下命令可适合初学者学习-a simple file encryption and decryption procedures for the way out orders under orders to be suitable for beginners learning
维吉利亚
- VIGENERE是法国的密码专家,以他明命名的密码是一种典型的多表密码!他的加密脱密可以通过文明维吉利亚方阵解决!-VIGENERE French cryptologist, with his name out the password is a typical multi-table password! From his secret encryption can solve civilization faces phalanx!
古典加密程序
- 在这个程序中将实现三种古典加密方法:恺撒算法,多表代换算法中的Vigener算法,与列换位算法-in this process will achieve three classical encryption methods : Caesar algorithm, multi-table substitution algorithm of Vigener algorithms, and algorithm out transpositions
IDEA.rar
- 采用C++实现IDEA私钥加密算法,可对文件和字符串进行加解密,The use of C++ to achieve IDEA private key encryption algorithm can be carried out on paper and string encryption and decryption