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Jack McNay's avatar
Jack McNay
Copper Contributor
Jul 12, 2017
Solved

Third Party Spam Filter

Hi,    When using third party tooling for Spam Filtering in O365 (Sender > Spam Filtering > O365), what are the recommended settings for the out of the box 0365 spam filter? Should it be left as st...
  • Cian Allner's avatar
    Cian Allner
    Jul 12, 2017

    Actually, with this scenario, that seems to be recommended officially - Using a third-party cloud service with Office 365

     

    "I plan to have Office 365 host all of my organization’s mailboxes. My organization uses (or plans to use) a third-party (mail services) cloud solution for filtering spam and malware. All email sent from the Internet must be filtered by this third-party cloud service."

     

    You point your MX record to your third-party service provider.  I don't think Exchange Online Protection can be turned off completely but for example, you can set a mail flow rule to bypass email from spam checking originating from the third party service. I think the documentation could be clear on the whole!

     

    I'd get advice from your 3rd party provider and they should be able to recommend the best practice for their particular solution and Office 365 integration. 

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