Website Firewall

Developer Mode

Caching helps speed up your website and reduce resource usage. During updates, development, maintenance, or troubleshooting, you may want to bypass the cache in order to view the latest version of your site. For this purpose, Sucuri Firewall has a...

Read more

SSL Change Notifications

What is SSL? An SSL (Secure Sockets Layer) is a certificate on the website that allows for the safe passage of encrypted information from the client to the host server. If your site uses an SSL certificate, it is important to know the status of the...

Read more

Fixing PrestaShop Session Cache Issue

As explained in "Session Cookies" of the Troubleshoot Cache Issues article, you must set the Cache Level to "Site Caching" and add the following code to your .htaccess file: # BEGIN Prevent Session Cookie Cache <ifModule...

Read more

JetPack Issues

If you are getting: The Jetpack server was unable to communicate with your site [HTTP 406] That usually means your hosting server has mod_security enabled and it is blocking the access. Contact your hosting support and ask them to disable...

Read more

osCommerce Who’s Online

If your OSCommerce reports show that all of your users have the same IP address, and you don’t have access to your webserver to change the configuration as we described here, you can still correct this. To do so, edit the following file:...

Read more

How to Fix SSL Mixed Content Warnings

When a user visits a page served over HTTPS, their connection with the web server is encrypted and safeguarded from man-in-the-middle (MiTM) attacks. If the HTTPS page includes content retrieved through cleartext HTTP, then the connection is only...

Read more

Ports Allowed

The Sucuri Firewall proxies traffic on ports 80 (HTTP) and 443 (HTTPS) only. If your application uses another port, you can: Create a subdomain that points directly to your hosting IP. Configure a server-side proxy to route the application’s traffic...

Read more

Intrusion Kill Chain

The kill chain model was created by Lockheed Martin’s CIRT (incident response group) to identify and categorize each stage of a network-based (cyber) attack. They followed the same concept used by the US military to structure their own attacks...

Read more

Sucuri Firewall Locations

The Sucuri Firewall bundles the best of a WAF (Web Application Firewall) and an IDS (Intrusion Detection System) to provide enterprise-level protection against today’s and tomorrow’s threats and attacks. The Sucuri Firewall runs on top of our high...

Read more

Product Features

The Sucuri Firewall bundles the best of a WAF (Web Application Firewall), IDS (Intrusion Detection System) and CDN (Content delivery network) to provide a complete protection against today’s and tomorrow’s threats and attacks. The Sucuri...

Read more