SSL (Secure Sockets Layer) enables you to send data securely between your web site and your visitors. SSL certificates can also prove your identity to visitors. Read these articles to learn more about SSL, and how to set it up on your web site.
What is SSL, and why would I use it? If you have never worked with SSL certificates before, we recommend you start here. This article covers what SSL and certificates are, and how to obtain them for your website.
You can purchase an SSL certificate from a third-party provider, and this article provides an overview of the process with links to specific steps.
This article describes the process for installing your newly purchased EV or OV SSL certificate with AutoInstall SSL.
This article describes the process for installing your newly purchased domain verified SSL certificate with AutoInstall SSL.
Learn all about the renewal process for SSL certificates in this article.
You can configure your web site to redirect visitors so they always use a secure HTTPS connection, even if they type a non-secure HTTP URL in their web browser. This article covers how to use an .htaccess file to do this redirection.
You can configure your web site to use SSL even if visitors do not specify the www subdomain in their browsers. This article covers how to use an .htaccess file to do this.
This article shows how to find the certificate fingerprints for A2 Hosting (or any site) websites. This article shows you how to find certificate fingerprints in Chrome, Firefox, and Edge.
Depending on how you obtain an SSL certificate, you may have to generate a private key and CSR (Certificate Signing Request) first. This article explains how to generate a private key and CSR from the command line. Please note that if your account includes cPanel access, you do not have to follow the procedures described in this article.
This article discusses an issue that occurs when visitors request a secure page on your web site that contains insecure elements, as well as two ways to resolve it, both on the server side and client side.
Learn how to display an SSL certificate site seal on your web site and let your visitors know connections are secure. This article covers seals for Sectigo, RapidSSL, and Symantec SSL certificates.
SNI enables you to run an SSL-enabled site without purchasing a dedicated IP address. Learn more about how SNI affects your SSL options, such as whether you need to purchase a dedicated IP address for your SSL certificate and what browsers support SNI, in this article.
Learn how to check which OpenSSL version is installed on a server using the command line.
Learn how to automatically generate and install a valid SSL certificate on an unmanaged server using Let's Encrypt.
Let's Encrypt certificates provide a new and easy way to create and install SSL certificates. However, they are not suitable for all situations. Learn about the differences between Let's Encrypt certificates and traditional CA-issued certificates in this article.
Learn how to help manage your site's security with HTTP Strict Transport Security (HSTS). This article provides an introduction to HSTS, and covers how to enable it for Linux-based hosting accounts.
You can install a self-signed SSL certificate on your website with cPanel or Plesk. Learn more here.
cPanel certificates provide a new and easy way to create and install SSL certificates. However, they are not suitable for all situations. Learn more about the differences between cPanel and traditional CA-issued certificates here.
SSL certificates from DigiCert, Sectigo, and cPanel are easy to use and are supported by A2 Hosting. However, there are some countries where these certificates cannot be used. Learn more in this article.
Free Comodo SSL certificates are a popular choice for A2 Hosting's VPS customers. However, there are some countries where these certificates cannot be used. Learn more in this article.
This article discusses validity periods for SSL/TLS certificates on shared, reseller, and Turbo Web hosting servers.