List Mailbox Permissions

List who has access to this user's mailbox

Description

Shows who has permissions on the mailbox of this user: full access, Send As and Send on Behalf, each as a table in the Output Data tab. Works for shared mailboxes as well. Nothing is changed.

Location

User → Mail → List Mailbox Permissions

Full Runbook name

rjgit-user_mail_list-mailbox-permissions

Details

Property	Value
Version	1.1.0
Required modules	RealmJoin.RunbookHelper (>= 0.8.9) ExchangeOnlineManagement (>= 3.9.2)
Schedulable	no

Permissions

Application permissions

• Type: Office 365 Exchange Online

  • Exchange.ManageAsApp

    • Runs the mailbox and recipient permission read cmdlets in the app-only Exchange Online session

RBAC roles

• Exchange Administrator

  • Required for the app-only Exchange Online session to read mailbox permissions

Parameters

UserName

User principal name of the user the runbook acts on. Set by the portal from the selected user.

Property	Value
Required	true
Default Value
Type	String
Hidden in portal	yes (preset via runbook customization)

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