Install PowerShell 7 by following the instructions from the PowerShell github page. If this is your first time using Wireshark, you probably need to add the current user to the ‘wireshark’ user group, as we will be using it later on in this guide to capture remote PowerShell traffic: sudo usermod -a -G wireshark $USER Start by installing most tools with the following ‘apt’ command on Ubuntu: sudo apt install openssh-client openssh-server socat wireshark To demonstrate how this works, I will be using an Ubuntu virtual machine with the following: Do not worry, unlike a real magic trick, we will explain how we managed to pull this one! Setting Up the Demo Environment This first step made PowerShell remoting over SSH possible, but how does it work under the hood? Today, we are lifting the veil on PowerShell internals and getting PowerShell remoting over SSH to work without SSH. ![]() SSH support in Windows was greatly improved by Microsoft back in 2018 when they added an official OpenSSH port to Windows, making SSH a first-class option for terminal-based remoting. One of the core differences found in the new PowerShell is the usage of SSH as a secure transport for PowerShell remoting, while the old Windows PowerShell relied on WSMan, a solution with limited interoperability due to its dependency on Windows authentication. ![]() It is now possible to use the same PowerShell everywhere (Windows, macOS, Linux!) while remaining compatible with Windows-specific modules. A few months ago, PowerShell 7 came out, finally bridging the gap between Windows PowerShell and PowerShell Core.
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