Automatically flush Redis cache after publishing a WordPress post
Clear PHP opcode caches before WordPress Updates: ease the updating process
Optimized WordPress hosting (9+ practical tips)
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.
Binary webshell through OPcache in PHP 7
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.
Optimize PHP's OPcache configuration
Now that you've optimized PHP realpath_cache_size, it's time to fine-tune PHP OPcache. With just a few tweaks you can tune OPcache to make it perform much better, and here is how! ...
Custom PHP version on IIS Express and WebMatrix 3
PHP 7 with OPcache in IIS Express for Microsoft 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.