WordPress
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Check WordPress Core files integrity
Check WordPress integrity and verify WordPress Core files’ md5 checksums against WordPress’ checksums API, using this standalone PHP file.
Windows Server
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Enable NTFS long paths through GPO in Windows Server
Windows Server 2016 was released last week, meaning we can finally lift the idiotic 260 characters limitation for NTFS paths. For this, you use a GPO or Group Policy Object in Windows Server.
WordPress
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Clear PHP opcode caches before WordPress Updates: ease the updating process
Clear PHP opcode caches before WordPress core-, plugin- and theme updates are applied, easing the updating process. 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.
WordPress
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Measure WordPress loading time and queries
How to measure WordPress loading time and executed database queries? During an HTTP request, WordPress executes a lot of queries on your MySQL database. Not just the database queries take time, also loading and executing PHP takes time.
WordPress
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Benchmarking WordPress, simple load & speed testing with ApacheBench
Learn how to benchmark WordPress using simple load and speed testing with ApacheBench.
WordPress
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Tips to speed up WordPress, serve gzip compressed static HTML files
Gzip compress and serve WP-Super-Cache or Cache Enabler static HTML files, to supercharge your WordPress blog!
WordPress
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Akal Premium WordPress theme XSS vulnerability
This post describes the Akal premium WordPress theme Cross Site Scripting (XSS) vulnerability. If you use this theme, delete it immediately!
Windows Server
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Free up disk space in Windows Server – 5 extra methods
In this post I provide you with 5 ways to cleanup files and free up disk space in Windows Server 2016 (and older / newer Windows Server version), without using the Disk Cleanup Utility. Reclaim lots of lost gigabytes easy. Disk space usage is still an issue in Windows Server.
Windows Server
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List all MAC addresses of all Hyper-V Virtual Machines
You sometimes need to list and get all MAC addresses of all Hyper-V virtual machines in your network. Either for your Hyper-V administration or provisioning if you don’t set an unique MAC address automatically. Here is how to get all those MAC addresses easily with PowerShell.
WordPress
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Optimize(d) WordPress hosting (9+ practical tips)
9+ Practical tips to optimize WordPress hosting – or for any other PHP web application for that matter. Learn optimizing your WordPress hosting
Security
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“How we broke PHP, hacked Pornhub and earned $20,000”
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.
WordPress
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SSL in WordPress: how to move WordPress to HTTPS? The definitive guide
Move WordPress to HTTPS correctly. Learn the Site Health switch, database search and replace, IIS/Apache redirects, HSTS hardening, and OpenSSL verification.
GNU/Linux
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MySQL InnoDB performance improvement: InnoDB buffer pool instances – Updated!
Are you running into MySQL load problems? InnoDB Buffer Pool optimization is an important step in tuning MySQL servers for heavy InnoDB workloads. Configuring innodb_buffer_pool_instances and increase read/write I/O threads. Dividing the InnoDB buffer pool into multiple instances can improve Disk I/O. And by doing so, you run your database & server more efficiently and faster. Here is a little help for you.
Windows Server
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KMS Migration from 2008 R2 to Windows Server 2012 R2 and KMS Activation Known Issues
Learn to migrate KMS from Windows Server 2008 R2 to Windows Server 2012 R2 and KMS Activation Known Issues.
Windows Server
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How to install IIS URL Rewrite Module on Windows Server 2016 & IIS 10
When you start to play with Windows Server 2016 and IIS 10, you’ll get an error when you try to install the IIS URL Rewrite Module in IIS. The error occurs because the URL Rewrite Module installer contains an invalid version check for the IIS being used. Here is how to install IIS URL Rewrite Module 2 in IIS 10…
Useful
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PowerShell blacklist check script: find an IP address’ blacklist status & reputation
Blacklist check script written in PowerShell, to easily lookup an IP address status in various blacklists (DNSBLs, RBLs)
Windows Server
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AppCmd introduction and examples
The AppCmd.exe command is your one-stop-shop for administering Windows Server IIS web servers. In combination with WinRM it is your Swiss Army knife for your daily routine. This post introduces appcmd and provides you with a lot of helpful appcmd examples.
Codebase
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Get current number of FTP client connections (NonAnonymous) with PowerShell and Get-Counter
Get the current number of active FTP client connections on your Windows Server IIS FTP Service using the Get-Counter cmdlet and the Microsoft FTP Service Current NonAnonymous Users performance counter.
Codebase
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Simple PowerShell introduction for Windows Server administration, automation and scripting
Windows PowerShell is an important tool in Windows Server for administrators. You can use PowerShell for Windows Server administration, software installation, automation, and shell/command-prompt scripting.
Windows Server
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How to install Microsoft’s SQL Server Driver for PHP
This post walks you through the steps necessary to install the SQL Server driver and SQLSRV extension for PHP, on Windows Server IIS of course. Using modern PIE installation method.