Microsoft Exchange Server 2013: Mailbox and High Availability

Shared mailboxes

A shared mailbox is a good example of Full Access permission in action. These mailboxes are used by teams of people who share a need to access common information such as a calendar, email, or tasks. Examples include a team of receptionists for a building, security staff, help desk staff, or generic email addresses that receive inbound customer queries for the company. (For instance, a shared mailbox with the [e-mail] address might be used to receive sales queries.)

Shared mailboxes have Active Directory accounts, but these accounts cannot be logged on to by users, mostly because the password for the account isn’t shared. Instead, the users who need access to the information held in a shared mailbox are granted permission ...