By default, your staff can allow consent for any app to access the organisation’s data. In reality you may find nothing wrong with this for Microsoft Services such as Teams, Outlook, but how about third-party apps?
Should you be allowing third-party apps within your M365 tenant?
Third-party apps can stem from trusted sources such as Adobe, Salesforce, but quite often, we come across third-party apps that require an unnecessary amount of permissions and access.
There is currently a whole plethora of ‘AI’ apps, that staff are sign into using their M365 account, giving them access, such as being able to Read their mailbox or Send As them.
In the realm of IT, you will hear the phrase – Least Privilege. This means granting users, applications, and systems the minimum necessary access rights to perform their tasks, and no more.
In our case, we want to give the user the minimum apps that allow them to perform their job. We may have a pre-approved list of applications that they can access. But we also want to prevent them from signing into unapproved applications.

I will show you how to set up Consent and Permissions for Enterprise Applications.
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