PowerShell

Finding GPOs missing permissions that may prevent GPOs from working correctly

I've been in IT for a longer time now. I've made my fair share of mistakes and misconfigurations. One of…

2 months ago

Renaming NETBIOS name of Active Directory Error

Recently I was testing renaming the NETBIOS name of an Active Directory domain. While this process is fairly easy, there…

2 months ago

Four commands to help you track down insecure LDAP Bindings before March 2020

In March 2020, Microsoft will release its monthly updates. With those updates, Microsoft will disable insecure LDAP Bindings, which is…

2 months ago

PowerShell Modules I worked on in 2019

It's year 2020 and 365 days passed since my last year blog post about PowerShell modules I worked on in…

2 months ago

Sending information to Event Log with extended fields using PowerShell

Reading Event Logs is something that every admin does or at least should do quite often. When writing PowerShell scripts,…

2 months ago

Merging, splitting and creating PDF files with PowerShell

We're in the last days of 2019, and this will be my last blog post this year. What better way…

2 months ago

Sending Messages to Microsoft Teams from PowerShell just got easier and better

Christmas time is upon us, and I've decided that my PSTeams module needs some love. I wrote it in late…

2 months ago

Invoke-RestMethod : The underlying connection was closed: An unexpected error occurred on a send while connecting Graph API

In the last few days, I've got two reports that my PowerShell module for Office 365 Health suddenly started giving…

2 months ago

Getting Azure Health by parsing HTML using PSParseHTML

Some time ago I've wrote PowerShell way to get all information about Office 365 Service Health, and if you were…

2 months ago

Microsoft Graph – InvalidAuthenticationToken – Access token validation failure. Invalid audience

Today I had a need to connect to Microsoft Graph and do some tasks on Office 365. Since I have…

2 months ago