Forum Discussion

JonasBack's avatar
JonasBack
Iron Contributor
Oct 31, 2018
Solved

Shared Mailbox can have a password and login enabled without license

I'm very much aware of the license requirements for Shared Mailboxes in Exchange Online and for all Shared Mailboxes we always give licensed users access to them. If we need to login to the actual sh...
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exchange online
  • VasilMichev's avatar
    VasilMichev
    Nov 01, 2018

    This "feature" has been around for years, but despite probing Microsoft numerous times about it, we haven't received a clear answer. Until we do so, assume that it's unsupported, and that it breaks the license agreement.

     

    Applications should still be able to access the mailbox via delegate/impersonation permissions.

Brian_Thomas_Grant's avatar
Brian_Thomas_Grant
Copper Contributor
Mar 11, 2020

@hether licensed or not we have seen that users can login directly into a shared-mailbox with credentials. it is actually a big problem. as the expectation is that they can't access them with a password and then we also don't  apply MFA to them. 

  • hbilke's avatar
    hbilke
    Copper Contributor
    Nov 18, 2020

    Brian_Thomas_Grant and others

     

    The funny thing is (just checked twice)

     

    O365 / EOL:

    Created a shared mailbox

    assigned access rights and mailaddresses

    OK

    Users: new account w/o assigned license appears / is created

    Login is NOT disabled

    HT? What is this? 

     

    hRy

     

     

    • PhilR2020's avatar
      PhilR2020
      Copper Contributor
      Nov 18, 2020

      hbilke New accounts get 28 days license grace period

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