WordPress Firewall is like a special protection tool designed specifically for WordPress websites. It is actually a Web Application Firewall (WAF) designed to protect your WordPress website from all kinds of web attacks. The Concept of a Firewall A firewall is like a home...

Blocking China IP Addresses Before blocking China IP addresses, you need to know your own IP address. You can get your IP address by visiting WhatIsMyIPAddress. After determining your IP address, you can follow the steps below to block China IP address. Step 1: ...

Introduction In the web world, high concurrency is a challenge that many websites and applications have to face. When the number of users surges and requests to the system peaks, the server may become overloaded, resulting in longer web page response times and even server crashes. This article will demystify some effective...

With load balancing deployed, websites may still experience crashes. This is usually due to misconfiguration, insufficient resources, or application issues. Here are some steps and suggestions to resolve the issue. 1. Diagnose the problem First, we need to check the web server (such as Apac...

With the increasing performance requirements of web applications, optimizing PHP applications for highly concurrent MySQL access has become a major challenge for developers. This article explores a number of strategies to provide concrete and practical solutions. Strategy 1: Efficient Persistent Connection ...

The appearance of someone else's website when you open your own domain name may be due to the following reasons: DNS hijacking: the attacker has tampered with the DNS server or the DNS cache of the local host, which makes the domain name resolution of the IP address pointing to the wrong address. Resulting in users accessing the domain name is redirected...