Cross Origin Security Headers

Cross-Origin Isolation In 2018, a new vulnerability was discovered in processors. It allowed a “side channel attack”. These types of attacks try to gather information by measuring the indirect effects of the system, like speed and power consumption. You can compare it to how you track the speed of a car. Instead of following it […]

WP Config fix needed

WP Config fix needed in some cases your wp-config.php requires some changes before SSL will work correctly. This usually happens when your site is behind a loadbalancer or your wp-config.php contains a hardcoded http:// WP_HOME/WP_SITEURL constant. The plugin will fix this automatically in most cases but fails when the wp-config.php file is not writable. To […]

Renewing a Really Simple SSL Let’s Encrypt SSL certificate

Really Simple SSL will let you know when your Let’s Encrypt certificate generated by Really Simple SSL is about to expire. Two weeks before the expiration date, you will see one of the following notices in your SSL settings dashboard: The SSL certificate has been renewed and requires manual installation in your hosting dashboard When […]

OCSP Stapling

OCSP Stapling OCSP stands for Online Certificate Status Protocol. It is a tool to check the certificate status in real-time. When a user visits your site, an OCSP request is generally made to the Certificate Authority that issued the SSL certificate. This is done to verify the SSL certificate hasn’t been revoked. Since this check […]

MOZILLA_PKIX_ERROR_REQUIRED_TLS_FEATURE_MISSING

MOZILLA_PKIX_ERROR_REQUIRED_TLS_FEATURE_MISSING This is an uncommon error which can occur when there’s an issue with OCSP stapling on your webserver. It happens when OCSP stapling is required, but not available. We recommend to contact your hosting provider about this issue, they will be able to enable OCSP stapling which will fix the issue. The other reason […]