What is SSL Certificate An SSL certificate, which stands for Secure Sockets Layer certificate, is a digital certificate that facilitates the secure transmission of data between a user’s web browser and a website’s server. SSL certificates are crucial for establishing a secure and encrypted connection, ensuring that sensitive information remains confidential and protected from unauthorized…
What is 401 Error A 401 error, officially known as “401 Unauthorized,” occurs when a client attempts to access a resource on a server but fails to provide valid authentication credentials. It indicates that the request has not been applied because it lacks valid authentication credentials for the target resource. What Causes HTTP 401 Unauthorized…
What is the Error Connection Timed out Error? The ERR_CONNECTION_TIMED_OUT error is a common issue encountered when trying to access a website through a web browser. This error indicates that the browser was unable to establish a connection to the website’s server within a specific time frame. Essentially, the browser sent a request to the…
IP address conflicts can cause significant disruptions in hosting environments, leading to websites becoming inaccessible, email delivery issues, or incorrect DNS resolution. In this guide, we’ll explore how to identify, troubleshoot, and resolve IP address conflicts in Plesk hosting. What Causes IP Address Conflicts in Plesk? IP conflicts typically arise when: Symptoms of IP Conflicts…
What is ModSecurity? ModSecurity is an open-source web application firewall (WAF) module that provides security for web applications by monitoring and filtering HTTP traffic between a web application and the internet. It works as an intermediary between web servers and clients, inspecting incoming and outgoing HTTP requests and responses to detect and block malicious or…
What is IP? An IP, or Internet Protocol, is a set of rules that govern how data packets are sent and received over the internet. It provides a unique address for devices connected to a network, allowing them to communicate with each other. IP addresses can be either IPv4 (e.g., 192.168.1.1) or IPv6 (e.g., 2001:0db8:85a3:0000:0000:8a2e:0370:7334),…
What is Nameservers? Nameservers, also known as DNS (Domain Name System) servers, are fundamental components of the internet infrastructure that facilitate the translation of human-readable domain names into machine-readable IP (Internet Protocol) addresses. They play a crucial role in enabling users to access websites, email servers, and other online resources using domain names instead of…
What is “The site ahead contains harmful programs” error? The “The site ahead contains harmful programs” error is a warning message displayed by web browsers like Google Chrome when they detect potentially harmful or malicious content on a website. This warning is part of Google’s Safe Browsing technology, which helps protect users from phishing scams,…
Nameserver Changes Don’t Propagate Nameserver changes are essential for directing your domain to the correct hosting server. However, if these changes don’t propagate as expected, it can disrupt your website, emails, and other services. Here’s a guide to help you resolve this issue step by step. 1. Understanding DNS Propagation What Is DNS Propagation? DNS…
MySQL Performance Issues MySQL performance issues can cause your website or applications to run slowly, negatively impacting user experience and potentially causing downtime. As a web hosting administrator using Plesk, it’s essential to identify and resolve MySQL performance bottlenecks to ensure optimal server and database performance. This guide will walk you through common causes of…