Office 365 E-Mail forward attack via inboxrules in user mailboxes

NOTE: you can also use the code on exchange onpremises 2010 and aboveA customer called me two weeks ago, that...

Fill AD groups with content from txt files (users can manage AD groups without AD console)

Some time ago a customer asked me to create a small powershell script which can read users from text files...

Thank you very much Planet Powershell for picking up my blog into your great community. Now I can officially call...

You may read my article handeling remote desktop messaging for all connected users. So here is my first module for...

Here some numbers behind blog.it-koehler.com. In the diagram you can see the visits of this blog. Thank you all for...