Jan Reilink 
Windows Server
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When you migrate a file server and transfer data, you may need to recreate junction points, as they cannot be copied using (for example) Robocopy.exe. This makes it a must to know where you have junction points, and NTFS hard and soft links. This is where PowerShell comes to the rescue.
WordPress
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Show the number of registered WordPress users in a At-a-Glance widget. This is particular handy as an indicator of compromise (IoC), when a hacker has registered numerous new users in your WordPress database for spam purposes.
Windows Server
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Find vulnerable WordPress plugins fast using PowerShell on Windows Server and IIS
WordPress
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Securing the WordPress uploads folder is important. In many hacked WordPress sites, a PHP backdoor is found within the WP_CONTENT_DIR/uploads directory. Often because this is the location where uploads are placed automatically. From the backdoor within wp-content/uploads other backdoors are uploaded to various locations, and scripts are injected with malware.
Windows Server
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In this post, I will show you how to connect to your KVM VMs (virtual machines) in Windows 10 via SSH using virt-manager (Virtual Machine Manager) and qemu+ssh://. This allows you to manage your virtual machines from Windows.
GNU/Linux
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You can use this Bash function in your .bashrc file to generate a random alphanumeric string easily. This comes in handy when you need to generate a long, secure password for example. Adjust to your needs.
Windows Server
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This post contains some example WMI filters for you to use in Group Policy Objects (GPOs) to target and manage specific Windows Server versions like 2012R2, 2016 and Windows Server 2022 / 2019.
Windows Server
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In this post I’ll show you how to configure an IP allow list for IIS FTP Server using PowerShell, iisadministration and webadministration modules.
Codebase
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Remove application folders from the website configuration in IIS whose physical path on the filesystem was removed, using PowerShell
WordPress
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How to change Akismet interval to three days instead of 15 days for deleting spam comments using the akismet_delete_comment_interval filter.
Windows Server
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Learn how to back up and restore IIS 10 webserver configuration with appcmd.exe and PowerShell
Codebase
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MySQL Connector/NET and utf8mb4 character set can cause an exception System.Collections.Generic.KeyNotFoundException “The given key was not present in the dictionary”.
Windows Server
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Using -SeachBase with PowerShell’s Get-ADComputer gives me faster results with AD DS queries.
Windows Server
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Install Servicing Stack Updates (SSU) for Windows Server 2012R2, 2016 and Windows Server 2019 using PowerShell, without downtime.
Windows Server
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A couple of years ago, I wrote a blog article about setting up Monit monitoring on an Ubuntu VM on Hyper-V. Now it’s time to do the same, but then in Windows Subsystem for Linux, or WSL. So, without further ado, here is how to install and configure Monit monitoring in Windows 10 WSL.
Useful
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Learn how to programmatically convert legacy Microsoft Access 2003 (.mdb) databases to the modern .accdb format using Classic ASP and the ACE engine. This guide provides essential scripts for performing online conversions and database maintenance directly on your IIS web server. It is an ideal solution for sysadmins managing legacy environments who need to upgrade data storage without local access to Microsoft Office.
Windows Server
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Learn how to silently import a .reg file into your Windows Registry. This neat regedit trick comes in handy quite often. The regedit command is valid for Windows 11, 10, Windows Server 2022, 2019 and older.
Umbraco
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Umbraco 7 is a popular, ASP.NET powered, content management system (CMS). Out of the box Umbraco performs pretty well, but there are still some areas you need to tweak and tune for a more performant Umbraco website. Here are 11+ tips.
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.
Windows Server
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Set SVN_EDITOR environment variable in Windows Server to resolve the svn error “None of the environment variables SVN_EDITOR, VISUAL or EDITOR is set, and no ‘editor-cmd’ run-time configuration option was found.”