Course Intermediate  11343

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  17646

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 Advanced  11353

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

Course Introduction：How to use PHP to enhance the security of the file upload function. With the development of the Internet, the file upload function has become one of the commonly used functions on many websites. However, since the file upload function involves users uploading files to the server, there may be some security risks, such as uploading malicious files, folder traversal, etc. In order to protect the security of the website and users, we need to strengthen the security of the file upload function. This article will introduce how to use PHP to enhance the security of file uploads. 1. Limit uploaded file types and sizes. First, we need to limit the allowed uploads.

2023-06-30 comment 0  1847

Course Introduction：Overview of how to develop a security-enhanced file upload function using PHP and Vue.js: The file upload function is one of the common functions in web applications. However, due to security and privacy issues, developers need to pay special attention to the security of this function. In this article, I will introduce how to develop a security-hardened file upload function using PHP and Vue.js, and provide detailed code examples. Background knowledge: Before developing the file upload function, we need to understand some basic web security concepts. File type validation: for

2023-07-08 comment 0  991

Course Introduction：PHP File Upload: Efficiently Restricting File Types and SizeIn PHP, controlling file uploads and ensuring the acceptance of specific file types is...

2024-11-01 comment 0  810

Course Introduction：Tips for using PHP file upload function to implement file upload and processing functions With the rapid development of the Internet, file upload and processing functions are becoming more and more important in website development. As a commonly used server-side scripting language, PHP has a wealth of file processing functions that can easily implement file upload and processing functions. This article will introduce you to some techniques for using PHP file upload functions to implement file upload and processing functions. 1. File upload function In PHP, using the file upload function to upload files is the most common way. PH

2023-11-20 comment 0  1002

Course Introduction：PHP File Upload Security Guide: How to Check the MIME Type of Uploaded Files Using the $_FILES Array Introduction: File uploading is a very common feature in development. However, incorrect file upload functionality can lead to security issues. Malicious users can upload malicious files to execute remote code or obtain sensitive information. In order to ensure the security of the file upload function, we need to correctly verify and filter the uploaded files. This article will introduce how to use the $_FILES array to check the MIME type of uploaded files

2023-07-29 comment 0  1857