How to increase the memory limit for your WordPress website, the right way. In this post I show you a correct way of setting WordPress WP_MEMORY_LIMIT and PHP memory_limit settings to improve Wordpress speed & performance.
Remove Jetpack email sharing service using WordPress plugin or theme functions.php file. It's often abused by spammers
WordPress core-, plugin- and theme updates sometimes fail because of enabled opcode caches in PHP. 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.
9+ Practical tips to optimize WordPress hosting - or for any other PHP web application for that matter. Learn optimizing your WordPress hosting
It all started by auditing Pornhub, then PHP and ended in breaking both… We have gained remote code execution on pornhub.com and have earned a $20,000 bug bounty on Hackerone. We have found two use-after-free vulnerabilities in PHP's garbage collection algorithm. Those vulnerabilities were remotely exploitable over PHP's unserialize function.
This post walks you through the steps necessary to install the SQL Server driver and SQLSRV extension for PHP 7+, on Windows Server IIS of course.
How to fix upgrades to Magento 2.0 in PHP 5.6 and higher: PHP 7+.
OpenSSL comes in handy when you need to generate passwords or random strings. For example for system accounts and services. In this short post I'll give you a quick example on how to generate random passwords with OpenSSL in Linux (Bash), Windows and PHP.
Optimize PHP's OPcache configuration and make OPcache perform even better. After configuring and optimizing PHP's realpath_cache_size, the OPcache cache mechanism is the next step to fine-tune. With just a few tweaks you tune OPcache to perform much better
Send outgoing mail over authenticated SMTP using TLS, in PHP, ASP and ASP.NET. Send email securely from your website. Ready to use examples!
A change in PHP's default_charset php.ini setting causes HTML output to break if you try to set a different charset in your HTML head. It also might break functions like htmlentities() and htmlspecialchars().
Learn how to optimize PHP performance by checking and setting PHP realpath_cache_size. The realpath_cache_size size represents the total number of bytes in the path strings stored, plus the size of the data associated with the cache entry
A useful PHP script to check if your website is up and online available. It uses PHP and cURL. This script comes in handy because website uptime and availability is important, and you want your website to be always online available.
Exploit PHP's mail() function for remote code execution. Apparently, if you are able to control the 5th parameter of the mail() function ($options), you have the opportunity to execute arbitrary commands.
Learn how to override wp-mail() and send secure email using authenticated SMTP and StartTLS from WordPress.
How to identify, block, mitigate and leverage xmlrpc.php scans, brute-force, and user enumeration attacks on WordPress sites... Secure WordPress xmlprc.php interface and reduce service disruption.
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.
On IIS, Contact Form 7 captcha has one HUGE disadvantage: temporary captcha files placed in wp-content/uploads/wpcf7_captcha, are not automatically removed. Here is how to remove Contact Form 7 temporary captcha files on IIS…
Change file attributes with PHP chmod to make files read-only or normally accessible on Windows Server IIS.
Learn how to fix your PHP config instead of turning off CURLOPT_SSL_VERIFYPEER in php.ini and overcome certificate validation errors with cURL and PHP.
