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Switch Mimecast Integration with AD from LDAP to S-LDAP

There was recent advisory from Microsoft about when the default configuration are used, an elevation of privilege vulnerability exists in Microsoft Windows that could allow a man-in-the-middle attacker to successfully fo...

TLS version support changes to Office 365 services

I’m sure most of the admins would have received an email from Microsoft saying, “Starting June 1, 2020, Office 365 will begin retiring TLS 1.0 and 1.1. This means that all connections to Office 365 using ...

Azure VM start/stop schedule using Azure Automation

There are few runbook in gallery which helps to schedule shutdown and reboot of Azure VM but they no longer work or for Classic Azure. Microsoft has given a easy way to implement this without having to learn any scripts...

Achieving Transitive routing between different region using V-net peering, Global Peering and Virtual Gateway

Sometime early last year Microsoft announced that Global peering is Generally available, that opened lot of possibilities. One of the requirement that my client want to replace their existing VPN with Global Peering b...

Azure MFA is not working

If you have issues with Azure MFA, then you are likely affected due to issue caused by Microsoft.  Please check your message center in office 365 to confirm or call Microsoft. This has been resolved completely. If you s...

Multi-Factor Authentication – Office 365

Muli-Factor Authentication using Office 365 is widely used.  MFA can be used for all the application that integrates with Office 365 services. The first an foremost is to assign license to the users.  The license can be ...

Good news for Office 365 Hybrid Customer – Delegate Access is now possible for cross-premises Mailboxes

Hybrid customer always complaint about the fact that Office 365 users not being able to delegate access to On-prem (Or) On-prem users not being able delegate to Office 365. The good news is that Microsoft started allowin...

AzuMFA Extension for NPS – Stopped working

So, Azure MFA Extension for NPS was setup RDS and it was working till last week. Issue: Allow of sudden the MFA notification stopped.  User no longer get notification on their mobile, text or a call when they try to sign...

Blocking Third Party application to access Office 365

When you have your users on office 365, they tend to use integrate their account with third party cloud applications. The advantage and dis-advantage of using office 365 is that it integrates seamlessly with the third-pa...

X-Microsoft-Exchange-Diagnostics-untrusted header – (NDR) Message header is too large – (Resolved)

Note : This issue has been fixed by Microsoft.  This article is just for an information If your office 365 is setup to amend signatures to your email that are going out to external domains or attaching disclaimers to the...