Web applications
The built-in Joomla contact forms component (com_contact) is abused by spammers. I explain how to disable these forms and combat this abuse.
Security
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Since Apache 2.4.6, a new module is used to configure and set up access control for websites: mod_authz_core. This means you have to use a different syntax for allowing or blocking hosts and IP addresses to your website. Apache Access Controle done right in WordPress .htaccess.
Web applications
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With PHP 7.1, some Joomla, WordPress and Drupal components fail with "[] operator not supported for strings". Here's how to fix this code for PHP 7.1+.
Security
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Joomla websites with the vulnerable Googlemaps plugin are abused as open proxy for DoS attacks. Here is how to block plugin_googlemap2_proxy.php.
Web applications
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Learn how to speed-up Joomla performance on Windows Server IIS using these 8 simple, but important, tips. Add caching, gzip compression, set your sessions & optimize MySQL database functions.
Web applications
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Here is how to resolve Joomla HTTP 500 errors (0x8007000d) on IIS after applying Joomla updates, by fixing the database from the back-end.
Web applications
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HTTP blacklist for your website: block and filter unwanted web traffic with blacklists, on both IIS and Apache. Protect your website easily and learn how to create your own HTTP web blacklist filter.