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Category Archives for Windows Server
How to: Determine which .NET Framework versions are installed
Users can install and run multiple versions of the .NET Framework on their computers. When you develop or deploy your app, you might need to know which .NET Framework versions are installed on the user’s computer.
Continue readingHow to unzip a file in PowerShell
Unzipping a file on your PowerShell command line may come in handy sometimes, even on your Windows 10 workstation. Use Expand-Archive for this, and all that is required is PowerShell 5.0+, or the .NET 4.5+ Framework to use System.IO.Compression.ZipFile.
How to turn off the TLS default in FileZilla?
A short post for my colleagues at the customer support and anyone else wondering the same: how to turn off the FTP over TLS default in FileZilla?
WsusPool keeps crashing: stops again and again
Sometimes you find your WSUS server keeps crashing over and over again. WSUS is unavailable and/or the WSUS management console hangs. When you start to investigate as to why Windows Server Update Services crashes, you’ll notice the following error message being logged in the HTTPErr log files:
Continue readingMerge multiple files into one new file in Windows
A quicky: if you need to merge multiple text files into one new file in Windows, you can use the copy command in cmd.exe, and here is how:
What are 4 important security measures for Windows Server & IIS?
When you have just installed your new Windows Server, with or without IIS as web server, it is important to take a few extra security measurements. Securing your server is important to keep hackers out and your data safe. This article shows 3 4 key steps in securing your Windows Server web (IIS) or file server.
How to disable SMBv1 in Windows 10 and Windows Server
Disable SMBv1 to prevent prevent Petya / NotPetya, WannaCry / WanaCrypt0r ransomware spreading through your network. These worm viruses exploit a vulnerability in Windows Server Message Block (SMB) version 1 (SMBv1), and spread like wildfire. It is urged you disable SMBv1 in your Windows variant (Windows 10, 8.1, Server 2016, 2012 R2), and here is how if you haven’t done so yet.
Continue readingDisableNSRecordsAutoCreation with Dnscmd
This post explains how to restrict automatic NS resource record registration in Windows Server DNS using Dnscmd. This prevents Windows Server DNS to automatically create NS records for zones that it hosts on the server.
Penetration Testers’ Guide to Windows 10 Privacy & Security
Andrew Douma, a vendor-neutral consultant, writes in Penetration Testers’ Guide to Windows 10 Privacy & Security:
Enable NTFS long paths in Windows Server 2016 by Group Policy
Windows Server 2016 was finally released last week, meaning we can finally lift the idiotic 260 characters limitation for NTFS paths. In this post I’ll show you how to configure the Enable Win32 long paths setting for the NTFS file system, through Group Policy (a GPO).
Continue readingIntrusion Detection with Windows Event ID’s
Found via cyber-ir.com: This paper is the best I have ever read on how to build IOC’s with Windows Event ID’s. I highly recommend you to read it, it contains very useful information and some very interesting behavioural examples of attacker activity. If you are looking to enhance your detection in your core network this is the document!
5 Extra ways to clean up disk space in Windows Server
Disk cleanup in Windows Server using DISM is one of the most popular posts here on Saotn.org. It is still valid for Windows Server 2016 and up. So apparently, disk space usage is an issue in Windows Server. Which made me wonder: what more ways to clean up disk space in Windows Server are there?
Continue readingKMS Migration from 2008 R2 to Windows Server 2012 R2 and KMS Activation Known Issues
How to migratie an Windows Server 2008 R2 KMS to Windows Server 2012 R2, for volume activation of Microsoft products? On a new KMS server? You don’t, apparently there is no Windows Server 2008 (R2) KMS to Windows Server 2012 R2 migration. There is no way to automatically transfer your KMS role along with the products its activating to another server. Luckily Charity Shelbourne wrote up a handy how to for this task.
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 receive 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 in IIS 10…
Continue readingAppCmd introduction and examples
The AppCmd command is your one-stop-shop for administering Windows Server IIS web servers. In combination with WinRM it’s your Swiss Army knife for your daily routine. This post introduces appcmd and provides you with a lot of helpful appcmd examples.