They do not need to know a specific person within the organization to begin communicating with it. email addresses such as, ,, etc.įor persons from outside the organization, customers or business partners, a shared mailbox can provide a single point of contact.

This way, more than one person in an organization can be responsible for handling high-load communication routes, i.e. These emails can be later answered by one of the designated mailbox users. Shared mailboxes are often used a way to collect incoming emails in a single mailbox. Learn how to configure CodeTwo Email Signatures for Office 365 to add signatures to emails sent from shared mailboxes.

We report the setting is compliant-fixed if MSPMagic change the setting to block the sign-in for any of the user account for shared mailboxes.How to add signatures to emails sent from shared mailboxes We report the setting is non-compliant if any of the user account for shared mailboxes doesn’t have the sign in blocked. We report the setting is compliant if all user accounts for shared mailboxes have had their sign-in blocked.

You will need to repeat this process for any new shared mailboxes created.

In the Block this user? pane, select Block the user from signing in, and then select Save changes.

Select the user to open their properties pane, and then select the Block this user icon Screen shot of the Block this user icon.

In the list of user accounts, find all the accounts for the shared mailboxes (for example, change the filter to Unlicensed users).

Users and admins should not be signing into shared mailboxes user accounts. Microsoft licensing terms restricts directly sign-in to shared mailboxes. To prevent this, we recommend you block sign-in to shared mailboxes. You aren’t supposed to use the account to log in to the shared mailbox.īut what if an admin simply resets the password of the shared mailbox user account? Or what if an attacker gains access to the shared mailbox account credentials? This would allow the user account to log in to the shared mailbox and access or send email. The account has a password, but it’s system-generated (unknown). By default, every shared mailbox has a corresponding user account.

Exchange online shared mailboxes