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用JAVA实现的DES加解密算法代码-using JAVA DES encryption and decryption algorithm code
Date : 2025-12-25 Size : 3kb User : 朝亮

ava加密扩展即Java Cryptography Extension,简称JCE。它是Sun的加密服务软件,包含了加密和密匙生成功能。JCE是JCA(Java Cryptography Architecture)的一种扩展。 JCE没有规定具体的加密算法,但提供了一个框架,加密算法的具体实现可以作为服务提供者加入。除了JCE框架之外,JCE软件包还包含了SunJCE服务提供者,其中包括许多有用的加密算法,比如DES(Data Encryption Standard)和Blowfish。 为简单计,在本文中我们将用DES算法加密和解密字节码。下面是用JCE加密和解密数据必须遵循的基本步骤: 步骤1:生成一个安全密匙。在加密或解密任何数据之前需要有一个密匙。密匙是随同被加密的应用一起发布的一小段数据,Listing 3显示了如何生成一个密匙。 【Listing 3:生成一个密匙】 -expansion that Java Cryptography Extension, referred to JCE. It is Sun's encryption software, including encryption and key generation functions. JCE is JCA (Java Cryptography Architecture), an extension. JCE no specific encryption algorithms, but provides a framework, the specific encryption algorithm can achieve as a service provider to join. Apart from the JCE framework, JCE package also includes SunJCE service providers, including many useful encryption algorithms such as DES (Data Encryption Standard) and the Blowfish. For simple terms, in this paper we will use DES encryption and decryption algorithms byte code. Below is JCE encryption and decryption of data must adhere to the basic steps : Step 1 : Generating a security keys. In any encryption or decryption of data is needed befo
Date : 2025-12-25 Size : 3kb User : 肖俊

根据设计要求:1)具有文件加密和解密功能;2)具有加解密速度统计功能;3)采用密文反馈链接和密文挪用短块处理技术。我们可以知道,程序要有加密模块、解密模块、子密钥生成模块,这三个模块构成DES算法。DES算法再构成3DES,这很简单,只要加个密钥便可实现。3DES还必须工作在密文反馈连接模式下和使用密文短块挪用技术。至于速度统计功能就很好实现,用文件长度除以处理时间便是加解密速度。-based on the design requirements : 1) with file encryption and decryption function; 2) the speed with the encryption and decryption functions of statistics; 3) Use of dense text links and feedback secret misappropriation short pieces of text processing technology. We know that procedures have encryption module, decryption modules for key generating modules, which constitute three modules DES algorithm. DES algorithm constitute 3DES, this is very simple, as long as add key can be reached. 3DES must also work in close link text feedback mode and the use of short text block secret misappropriation of technology. As for the speed of statistical functions properly achieved, divided by the length of documents with the processing time is the speed encryption and decryption.
Date : 2025-12-25 Size : 14kb User : 杨巍

DES算法的JAVA实现源代码,研究DES的朋友值得下载-DES algorithm to achieve the Java source code, research DES friends worth the download
Date : 2025-12-25 Size : 20kb User : 肖蔚

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功能:对称算法DES的安全性分析--线性分析 (即8个S_Box的线性分析)-function : symmetric DES algorithm Safety Analysis-- linear analysis (ie eight S_Box linear analysis)
Date : 2025-12-25 Size : 3kb User : 小布丁

使用JAVA语言编写的Des加密解密源码,希望能给大家提供一些帮助.-use of the Java language source Des encryption and decryption, in the hope of giving you some help.
Date : 2025-12-25 Size : 36kb User : shixiao

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Des算法是一种标准的对称加密算法,其精华就是明文经过一系列的复杂变化后,一般在不知密码的情况下要把它的恢复很难。 算法可以由四个部分描述: 1.获取16个子密钥 2.初始置换置换函数ip 3.加密函数f 4.末置换函数 -Des Algorithm is a standard symmetric encryption algorithm, and its essence is clear after a series of complex changes in law, the general in the circumstances I do not know the password should be difficult to restore it. Algorithm can be described in four parts: 1. To obtain 16 sub-keys 2. The initial replacement replacement function ip 3. Cryptographic function f 4. At the end of displacement function
Date : 2025-12-25 Size : 176kb User : wildkaede

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 quite safe
Date : 2025-12-25 Size : 4kb User : panjijun

JDK:1.40以上 说明:文件加密 加密方法:三重DES加密 加密过程:对选中的文件加密后在同文件夹下生成一个增加了".tdes" -JDK: 1.40 and above Description: file encryption encryption: Triple DES encryption encryption process: the selected file encryption in the same folder to generate a an increase of . Tdes
Date : 2025-12-25 Size : 3kb User : 许毅

用Java实现的DES、RSA和SHA算法。Eclipse开发。-Java achieved by DES, RSA and SHA algorithm. Eclipse development.
Date : 2025-12-25 Size : 30kb User : zack fair

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DES加密算法的完整代码。 完整C++实现和完整J2ME代码实现3DES加密-DES encryption algorithm the complete code. A complete C++ to achieve and realize the full J2ME code 3DES encryption
Date : 2025-12-25 Size : 86kb User : sure

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 in accordance with their own encryption and decryption algorithm flow manually prepared. Cryptography for encryption and decryption algorithm of the study and research. Due to slow and not recommended for practical projects.
Date : 2025-12-25 Size : 27kb User : tangxiaojun

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用Java编写的des加解密算法,参照的c语言的加解密过程,支持3des加密-des encode/decode program in java
Date : 2025-12-25 Size : 10kb User : witfox

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用JAVA语言实现DES算法。通过文件读取进行加密,密码由客户自行输入-JAVA language used DES algorithm. Read through the document is encrypted, the password input by the customer on its own
Date : 2025-12-25 Size : 45kb User : liuby

三重DES加密解密算法,可以加密解密各种文件,有界面源码-Triple DES encryption and decryption algorithms, encryption and decryption can be a variety of document, source interface
Date : 2025-12-25 Size : 3kb User : 吴萤

利用Java对DES算法的加密和解密,需要的转载!-Java on the DES algorithm using encryption and decryption, reproduced in need!
Date : 2025-12-25 Size : 1kb User : 马广成

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delphi和java的通用des加密算法-delphi and java in general des encryption algorithm
Date : 2025-12-25 Size : 10kb User : 唐进

o-1 knapsack parallel implementaion in c, Begining socket pro in c.zip, rsa using crt in c, des in java, fuzzy string matching in c-o-1 knapsack parallel implementaion in c, Begining socket pro in c.zip, rsa using crt in c, des in java, fuzzy string matching in c++
Date : 2025-12-25 Size : 13kb User : srinath

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java版des算法。解码中可以用8个字节作为参数。自动填充填充域-des algorithm java version. Decoding can be 8 bytes as a parameter. Autofill fill-in field
Date : 2025-12-25 Size : 1kb User : pirateno1

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DES加密算法基本功能Java实现源程序 DES加密算法基本功能Java实现源程序.zip-DES encryption algorithm source Java implementation of the basic functions of the basic functions of the DES encryption algorithm is implemented in Java source code
Date : 2025-12-25 Size : 40kb User : va
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