Understanding Email Headers in EOP.

Decoding or understanding to read email headers and its contents can help us troubleshoot multiple email related issues. Whenever we open any email, we tend to look at the sender, subject and the body of the email. But emails hold much more information beyond these elements. The email headers also…

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Email Authentication Methods in EOP.

Email authentication (email validation) is a process used to verify the legitimacy of the sender server and integrity of an email message. It establishes trust between senders and recipients by ensuring your identity of the sender is verified. Before discussing the email authentication methods, lets first discuss an important concept…

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Exchange Environment Types.

In the last article we installed Microsoft Entra Connect Sync to sync the local active directory identities to Microsoft 365, in this article I will talk about different types of Exchange environment. If you are a support engineer or new to Exchange environment, then you should know the concept of…

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What is Exchange Online (EXO) and its features?

Exchange Online is the cloud version of the on-premises Exchange Server (it's hosted in Microsoft datacentres). Exchange Online is as Software as a Service (SaaS) product. The resources and Infrastructure network, database, storage, high availability are shared by all the other tenants hosted in EXO. There are several different Exchange…

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