Author Archives: Vasil Michev

Self-service PowerShell throttling policy relaxation for Exchange Online

Many vendors, Microsoft included, enforce strict throttling policies on their services in order to make sure that resources are not being hogged by a single user/process. In the Exchange world, throttling policies were first introduced in Exchange 2010 and have … Continue reading

Posted in Exchange Online, Microsoft 365, Office 365 | 3 Comments

Common issues when sending mail via PowerShell in Office 365

Lately I seem to run into such questions quite often, so I figured I’d put a short article outlining the most common issues one might run into when using PowerShell to send email messages via SMTP AUTH in Office 365. … Continue reading

Posted in Exchange Online, Microsoft 365, Office 365, PowerShell | Leave a comment

Even quicker way to list Mailbox permissions in Office 365

While I was looking into some details for preparing my next Practical 365 article, I spotted a change in the way Exchange Online PowerShell returned mailbox permissions. Whereas previously we got a long list of “system” permissions, now only the … Continue reading

Posted in Exchange Online, Microsoft 365, Office 365, PowerShell | Leave a comment

Microsoft authentication flows now feature snazzy gifs

A recent change to the authentication flow for Microsoft accounts has added some additional “illustrations” that might help better guide users over the login process. The process itself hasn’t changed, it simply has been enriched with said illustrations (in gif … Continue reading

Posted in Azure AD | Leave a comment

Exchange API permissions missing

Few days back, Microsoft announced deprecation of v2.0 Outlook REST API. Important detail was omitted from that article though, and only added to the republished post over at the EHLO blog. Here is the changed paragraph: Going forward, we will … Continue reading

Posted in Azure AD, Exchange Online, Graph API, Microsoft 365, Office 365 | 2 Comments