Knowledge Base

How To Secure Your Website

Maintaining a secure web site is very important. These articles provide information about how to secure your web site, how to reduce spam, what to do if your web site's security is compromised, and more.


These articles show you how to set up SSL and help enhance your site's security.

Perpetual Security

Hosting security is important, and the A2 Hosting Perpetual Security initiative contains several features that help protect your web site from malicious actors. Learn about them here.

Securing an unmanaged server

On unmanaged hosting packages, you are responsible for server administration. One of the most important things to do is secure your server, and this article provides the information you need.

Securing a hacked site

If your web site gets hacked despite your best efforts, this guide is here to help you. Learn how to secure your site and help prevent future attacks.

Managing unwanted e-mail (spam)

Unwanted e-mail (spam) can be a major hassle, as well as a potential security risk. Learn ways to fight spam with these articles.

Application security

These articles discuss security-related issues for specific applications, such as WordPress.

Choosing a strong password

Using a strong password is vital for your account's security. This article offers some techniques and advice on how to create a strong password.

Installing updates on your server

For unmanaged products, one of the most important things you can do to maintain a more secure server is to regularly apply updates. Learn how here.

Hardening a server with fail2ban

For unmanaged products, the fail2ban program can greatly simplify the task of defending against scripted attacks and botnets. Learn how to configure fail2ban in this article.

Fixing the Heartbleed vulnerability on unmanaged servers

Read this article for all you need to know about how the "Heartbleed" vulnerability affects your server. Please note that this article only applies to certain unmanaged products.

Understanding software vulnerabilities and protecting your account

Learn about software vulnerabilities in web applications, and how you can help keep your account secure.

Email Phishing Scam Attempts

Email phishing attempts aim to glean your identifying information for nefarious purposes such as identity theft. It's best to stay informed and keep a few tricks in mind to prevent yourself from becoming the victim of a phishing attack. This article covers the best methods to protect yourself and your account at A2 Hosting.

Obtaining Google reCAPTCHA Site Key and Secret Key

This article guides you through the process of obtaining reCAPTCHA keys from Google.

TLS and Cipher Suites Update December 2019

Clients now have the ability to use TLS 1.3 for LiteSpeed servers.