In a previous post I explained that clearing PHP opcode caches before WordPress Updates helps in streamlining the update process. WordPress updates no longer fail because of cached file locations. Did you know you can automatically flush opcode caches like Redis when you publishing a post or page in WordPress? Doing so ensures you and your visitors see the newly created content immediately.Read More »Automatically flush Redis cache after publishing a WordPress post
In various hosting environments, WordPress core-, plugin- and theme updates sometimes fail because of enabled opcode caches. Popular PHP opcode caches are OPcache, WinCache and APC. This little WordPress Must Use Plugin tries to flush opcode caches. Making your live a bit easier when updating WordPress Core, Plugins and Themes.Read More »Clear PHP opcode caches before WordPress Updates: ease the updating process
Optimized WordPress hosting is a subject on which a lot is written about. And therefore, this post is not about where to host your WordPress blog, or who offers the best WordPress hosting. This post is for you developers, what you can do to optimize your WordPress hosting. Or for any other PHP web application for that matter. This post is not about setting up high-availability, fail-over, clustering, IIS versus Nginx versus Apache, RAID 1, 5, 6, 10, different types of storage, and so on. It’s about solving performance issues.Read More »Optimize(d) WordPress hosting (9+ practical tips)
GoSecure wrote up a new PHP exploitation technique using the default OPcache engine from PHP 7. Using this attack vector, it’s possible to bypass certain hardening techniques that disallow the file write access in the web directory. This could be used by an attacker to execute his own malicious code in a hardened environment.
Read More »Binary webshell through OPcache in PHP 7
This new PHP 7 OPcache attack vector is an additional exploitation technique tailored to specific hardened environments. It is not a universal vulnerability affecting PHP applications. With the arrival of PHP 7.0 in major distributions such as Ubuntu 16.04, this attack vector reinforces even more the need to audit your code for file upload vulnerabilities and to be wary of potentially dangerous server configuration.
Tune OPcache and make PHP OPcache perform even better! Now that you’ve optimized PHP realpath_cache_size, it’s time to fine-tune OPcache. With just a few tweaks you can tune PHP OPcache to make it perform much better, and here is how…Read More »How to optimize PHP OPcache configuration
PHP 7 with OPcache in IIS Express for WebMatrix 3: learn how to create your own PHP development environment easily with Microsoft WebMatrix and IIS Express and your own custom PHP version. Note: this guide also applies to newer PHP versions, just change the version numbers.Read More »Custom PHP version on IIS Express and WebMatrix 3
How to speed-up Joomla performance on Windows Server IIS: 8 important, but simple, tips to improve & speed up Joomla Add caching, gzip compression, set your sessions & optimize MySQL database functions… Provide your visitors with a blazing fast Joomla website!Read More »8 Tips to improve Joomla performance
In this article you’ll learn how to install PHP on Windows Server IIS. With the Windows Cache Extension for PHP (WinCache). WinCache enabled PHP gives you great performance for WordPress, Drupal and Joomla websites, and decreases CPU usage. In this post I’ll show you it’s not hard to set up a high performing PHP stack on Windows Server (IIS). So, let’s optimize our PHP hosting on Windows Server!Read More »PHP with WinCache on IIS