Tool to "freshen" M365 tenant and user data by randomly updating properties, replying to mail, creating and updating mail items and files, etc.

PowerShell script to retrieve app registrations using selected API and find recent sign-in events.

Repository hosting a static list of Microsoft First party apps and Graph permissions that's updated daily

A lightweight WPF application that adds a customizable glowing edge light effect around your primary monitor

Analyzer for code bases using Exchange Web Services (EWS) to assess migration readiness to Graph API before the EWS deprecation date.

Copies of my 'Script Center' and 'Technet Gallery' publications

Script to keep Admx files up-to-date.

A cross-platform .NET library for IMAP, POP3, and SMTP.

Supporting Scripts for AdminSeanMc.com

A hackathon idea to hide sensitive information in the Azure Portal

The Microsoft Defender for Office 365 Recommended Configuration Analyzer (ORCA)

This solution provides you with a way to manage the phone numbers for your Teams users in a structured and automated way.

M365PSProfile installs and keeps the PowerShell Modules needed for Microsoft 365 Management up to date. It provides a simple way to add it to the PowerShell Profile.

Automation to assess the state of your M365 tenant against CISA's baselines

Prompt Buddy is a free Microsoft Teams Power App using Dataverse for Teams. It is a space where your team can share their favourite AI prompts and upvote prompts from others. It is preloaded with C…

PowerShell-Mail Transfer Agent-Strict Transport Security | Enhancing mail flow by deploying and testing MTA-STS for Exchange Online using this PowerShell module.

Active Directory's Health Check script that generates a full HTML report of the environment's health, security and status based on Microsoft's Best Practices.

HybridDevicesHealthChecker PowerShell script checks the health status of hybrid Azure AD joined devices. This PowerShell script performs various tests on selected devices and shows the result on th…

SysAdmin scripts for you to use.

MIT-licensed PowerShell document automation for Word, Excel, PowerPoint, PDF, email, PST/OST, OneNote, Visio, OpenDocument, and mixed-format Reader workflows.

PSWriteWord is powershell module to create Microsoft Word documents without Microsoft Word installed...

Ready-to-use Microsoft Intune Endpoint Analytics Proactive Remediation detection and remediation scripts.

Diagrams and resources that help explain concepts within Microsoft 365

Backup and document a Microsoft Intune tenant with GitHub workflows or Azure Pipelines

Partner scripts to export, and/or import Full Access, Send As, Send On Behalf of permissions on an Exchange environment (tested on Exchange 2010, 2013, 2016)

Active Directory V3 Documentation Script