Sending e-mail messages as another user or group

In some environments, it may be required to allow users to send e-mail messages from a mailbox as if the owner of that mailbox had actually sent this message. This can be accomplished by granting Send-As permissions to a user on a particular mailbox. In addition, you can also allow a user to send e-mail messages that are sent using the identity of a distribution group. This recipe explains how you can manage these permissions from the Exchange Management Shell.

How to do it...

To assign Send-As permissions to a mailbox, we use the Add-ADPermission cmdlet:


Add-ADPermission -Identity "Frank Howe" `
-User "Eric Cook" `
-ExtendedRights Send-As

After running the previous command, Eric Cook can send ...

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