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The DES algorithm generally has two key points: the first is the encryption mode, and the second is the data bit complement. The main significance of the encryption mode is that the encryption algorithm is encrypted by block, such as DES, it is

DES algorithms generally have two key points, the first is the encryption mode, the second is the data complement, the main meaning of the encryption mode is that the encryption algorithm is encrypted by block, such as DES, is 64Bit a block of

This article illustrates the method of PHP based on MCrypt to implement encryption and decryption. Share to everyone for your reference. The implementation methods are as follows: PHP has a very large number of encryption methods, here we look at

Java and..; First, let's take a look at Java's support for security.JDK provides a very powerful set of APIs and general implementation of common algorithms and protocols. It mainly includes four aspects:1,Encryption and decryptionThis section

[. NET Object-oriented Programming fundamentals ] (6) Basics in basics--operators and ExpressionsSpeaking of C # operators and expressions, the small partners must think very simple, in fact, to use a good expression, is not an easy thing.    A good

This algorithm encrypts the data, stores it, and restores it using the previously encrypted secret key when it is needed.In addition to this, there is the AES algorithm can be very good data encryption, in the transmission process is not easy to

OrderThe previous articles talk about the one-way encryption algorithm, which involves the BASE64, MD5, SHA, HMAC and several more common encryption and decryption algorithm. This article, and later, intends to introduce several symmetric

OrderThe previous articles are all about one-way encryption algorithms. It involves the BASE64, MD5, SHA, HMAC and several other common encryption and decryption algorithms.This article, as well as several later. It is intended to introduce several

DotNet encryption-symmetric encryption and dotnet encryption -- Just one day before the Chinese New Year's Eve, it's close to you to go home. Some people are excited, because they will have to go through the annual installation drama in a few days,

PHP Encryption Extension Library-mhash Extension Library What is the Mhash extension library: Mhash is a non-reversible PHP encryption extension library based on discrete mathematical principles, which is not turned on by default. Mhash can be used