PowerShell Archives

Find unique SamAccountName and UPN for User Onboarding with the Help of AI

PowerShell / Michael Seidl / March 31, 2025

Every IT Admin who is responsible for User Onboarding will understand the struggle of finding a unique Login Name and UPN for new Users. Some combinations might also be offensive or embarrassing. Depending on your Name Schema, finding unique Names for “Finn Ucker” or “Peter Immel” could result in some “fun” Usernames, depending on your […]

Find unique SamAccountName and UPN for User Onboarding with the Help of AI Read More »

Monitor your Azure Secrets, Zerts and SPN’s Expire Date with PowerShell – now with an Exclude List

PowerShell / Michael Seidl / February 25, 2025

Azure App Registrations are a secure way to provide Credentials and Access to the Azure World. The Amount of Azure App Registrations in a Tenant is increasing very fast, so it is not that easy to control and monitor all those Secrets, Zert, and SPN’s Expire Date. So I have written a PowerShell Script to

Monitor your Azure Secrets, Zerts and SPN’s Expire Date with PowerShell – now with an Exclude List Read More »

Send a OneDrive File via Mail with MS GRAPH API and Powershell

PowerShell / Michael Seidl / February 20, 2024

Recently, I automated our invoice sending and automatically uploaded the file to OneDrive and sent it via mail. today, I want to show a snipped of this code on how to download a file from Onedrive and Send via Mail More Details here: DriveItem – OneDrive API – OneDrive dev center | Microsoft Learn The

Send a OneDrive File via Mail with MS GRAPH API and Powershell Read More »

Create a Teams Appointment with MS GRAPH API and Powershell

PowerShell / Michael Seidl / February 20, 2024

Recently, I created an Azure Automation Runbook to keep my Notions Tasks in Sync with my Calendar. I used Graph API to create and update my Outlook Events. From this, I also tried to send a Teams Appointment Invite with Powershell and Graph API. The result is below. More Details here: Create event – Microsoft

Create a Teams Appointment with MS GRAPH API and Powershell Read More »

Create an Outlook Appointment with MS GRAPH API and Powershell

PowerShell / Michael Seidl / February 1, 2024

Recently, I created an Azure Automation Runbook to keep my Notions Tasks in Sync with my Calendar. I used Graph API to create and update my Outlook Events. So, we need Powershell and the Following GRAPH API Permission for our Script. More Details here: Create event – Microsoft Graph v1.0 | Microsoft Learn The Script

Create an Outlook Appointment with MS GRAPH API and Powershell Read More »

Draft Mail with PowerShell and Microsoft Graph API

PowerShell / Michael Seidl / January 15, 2024

Recently, I updated our internal Invoice automation and wanted to send invoices automatically (cause the Invoice SAAS has a bad Offic 365 integration). In the first month, we wanted to check the Invoice Emails before sending them, so we manually published them as a Draft and clicked the Send button. To learn more from Microsoft

Draft Mail with PowerShell and Microsoft Graph API Read More »

Upload a File to OneDrive via Graph API and PowerShell

PowerShell / Michael Seidl / January 8, 2024

Recently, I upgraded my Invoicing automation, so I create Invoices automatically, upload them to OneDrive, and send them via Mail. Of course, for this, I used GRAPH API to send the PDF to our OneDrive. In my Automation, I got the bits from our Invoicing Service and sent them to OneDrive without downloading a File.

Upload a File to OneDrive via Graph API and PowerShell Read More »

MS Graph API Paging Function

PowerShell / Michael Seidl / September 26, 2023

It shouldn’t be something new that I love to work with Graph API, so I am doing that very often. So when getting Azure Resources via Graph API, you will immediately face the Paging topics. You can read some Details here: Paging in Microsoft Graph REST API – TechGuy So, nearly every Powershell Script, working

MS Graph API Paging Function Read More »

Build dynamic JSON with PowerShell

PowerShell / Michael Seidl / August 18, 2023

I recently did a Contacts Sync with GRAPH Api and PowerShell to create Contacts in a Shared Mailbox and USer Contact Folder.At this time, it was needed to build dynamic JSON related to existing Values, so I looked for some posts on how to build dynamic JSON with PowerShell. I haven’t found anything, so I

Build dynamic JSON with PowerShell Read More »

Find unique SamAccountName and UPN for User Onboarding in AD with PowerShell

PowerShell / Michael Seidl / August 17, 2022

As I am doing automatic User Onboarding/Offboarding very often, I decided to publish 2 Functions to determine the UPN and SamAccountName. This Script handles the most common ways to determine the UPN and SamAccountName. You can decide the Name order by “LastName-FirstName” or “FirstName-LastName” The Delimiter between First and Last the cases, on how many

Find unique SamAccountName and UPN for User Onboarding in AD with PowerShell Read More »