# A Full Guide To Cloudflare **URL:** \ **Category:** Community Guides\ **Created:** [April 27, 2021, 10:10am UTC](https://forum.infinityfree.com/t/a-full-guide-to-cloudflare/44451 "2021-04-27T10:10:46Z")\ **Posts on this page:** 1\ **Showing post:** 134
**Author:** ![Admin](https://forum.infinityfree.com/user_avatar/forum.infinityfree.com/admin/32/36437_2.png) [@Admin](https://forum.infinityfree.com/u/Admin)\ **Post date:** [September 4, 2024, 7:52am UTC](https://forum.infinityfree.com/t/a-full-guide-to-cloudflare/44451/134 "2024-09-04T07:52:54Z")
The “SSL handshake failed” error usually means that you have configured Cloudflare to use “Full” or “Full (strict)”, but no SSL certificate is installed. This guide goes into more detail about that: > [@How to setup Full SSL with Cloudflare](https://forum.infinityfree.com/t/how-to-setup-full-ssl-with-cloudflare/60679): > > By default, Cloudflare uses a system called “Flexible SSL”. In this system, Cloudflare secures the connection between your visitors and Cloudflare, but not the connection between Cloudflare and your website. Not only is this less secure, some websites (notably WordPress) have trouble detecting whether HTTPS is in use, causing all sorts of issues. The best way to resolve this is by using Full SSL in Cloudflare. This way, the connection between Cloudflare and your website is encrypted, and your w… --- _[View the full topic](https://forum.infinityfree.com/t/a-full-guide-to-cloudflare/44451)._