Robert P. Martin
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2026
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4 items under this folder.
Sep 21, 2026
Auditing Mailbox Permissions Across an 80,000-Mailbox Tenant
powershell
microsoft-365
exchange-online
Sep 21, 2026
A False 'Token Expired' Halt in 50-Thread PowerShell, and the Statistics That Actually Fixed It
powershell
microsoft-365
microsoft-teams
Sep 21, 2026
Finding Orphaned Shared Mailboxes at Scale: What My Precision Numbers Actually Taught Me
powershell
microsoft-365
exchange-online
Sep 21, 2026
Two Silent Failures I Found Building an M365 License Report
powershell
microsoft-365