Category: SSL & HTTPS
err_SSL_VERSION_OR_CIPHER_MISMATCH
You might encounter an ERR_SSL_VERSION_OR_CIPHER_MISMATCH error when visiting your website over HTTPS/SSL. This error is also known as SSL_ERROR_NO_CYPHER_OVERLAP in Mozilla Firefox. This error means that the server and client (browser) are unable to establish a secure connection between them. To establish a secure connection between the server and client, they need to have a cipher in common to understand each-others messages. If the ciphers don’t match, the server and client can’t communicate and it results in this error message.
Locating mixed content in widgets
Sometimes the scan finds mixed content in widgets. If you see this message, it’s likely that there is a link to an image in one of your widgets that isn’t available over https://. The scan helps you locate the widget in which the mixed content is found. In the screenshot below you can see a result from the scan: First, the file which cannot load over https:// is shown. The scan details two things: the widget area in which the
AutoSSL Let’s Encrypt plugin cannot verify domain because of .htaccess 301 redirect
I recently came across an issue where the AutoSSL let’s encrypt plugin can’t verify the domain. Strange though it may seem, this tool needs to access the website over http to renew the SSL certificate. A solution can be to disable the .htaccess redirect, renew, then enable again, but this is not a very elegant solution of course. A better solution is to uninstall the AutoSSL plugin and let Really Simple SSL handle the Lets Encrypt certificate proces. If
How to install an SSL certificate on localhost / MAMP
If you do development on your own machine, then deploy to production, and you have an SSL certificate on your site, it is useful to have SSL on your localhost environment. This guide will walk you through all the necessary steps to get a working certificate on localhost. The instructions are based on macOS Sierra 10.12.5, using MAMP (Apache) and Chrome 59. Install MAMP The first step is to install MAMP. MAMP is a one-click solution for macOS and Windows for setting up
SSL with CloudFlare and Really Simple SSL
If you are a CloudFlare user, there are a few things to consider when migrating to SSL. If you run into redirect loops when you use CloudFlare, and have activated Really Simple SSL, check if you have configured below settings correctly. Page rules In CloudFlare you have the option to define page rules. If this page rule redirects all requests to http, activating Really Simple SSL will result in CloudFlare forcing your site to http, and Really Simple SSL forcing