Course Intermediate  3943

Course Introduction：Digital signature generation and verification principles, AES and RSA encryption and decryption

Course Intermediate  11266

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17592

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Introduction：php encryption/decryption function

2016-07-25 comment 0  959

Course Introduction：In web applications, security is a crucial issue. Many times we need to encrypt some sensitive information to protect data security. PHP is a popular programming language used for web development. It provides many encryption and decryption functions that can help us encrypt and decrypt data. The following introduces several encryption and decryption functions commonly used in PHP: md5() function The md5() function is one of the most commonly used encryption functions in PHP. It uses the MD5 hash algorithm to encrypt the data and generate a fixed-length

2023-05-19 comment 0  2389

Course Introduction：Sharing of PHP encryption and decryption functions, one is Discuz!'s authcode encryption function (with detailed breakdown), and the other is the encrypt() function. PHP needs to be used to encrypt specific information, that is, an encrypted string is generated through the encryption algorithm. This encrypted string can be decrypted through the decryption algorithm to facilitate the program to process the decrypted information.

2018-06-11 comment 0  2180

Course Introduction：PHP7 uses the openssl function to replace the mcrypt function for data encryption. The openssl extension uses the openssl encryption extension package, which encapsulates multiple PHP functions related to encryption and decryption, which greatly facilitates the encryption and decryption of data.

2019-06-04 comment 0  3707

Course Introduction：Use of PHP encryption and decryption function library As network security issues become increasingly prominent, encryption has become an indispensable part of modern network technology. In PHP, the encryption and decryption function library provides many encryption and decryption functions, which can be used to process sensitive information and ensure data security. This article will introduce the use of PHP encryption and decryption function library. 1. Commonly used encryption and decryption functions md5 encryption: md5 encryption is an irreversible encryption method that is often used to store passwords and verify the integrity of files. The usage is very simple, for example: $messag

2023-06-16 comment 0  1691