{"id":6982,"date":"2025-06-16T15:51:42","date_gmt":"2025-06-16T14:51:42","guid":{"rendered":"https:\/\/www.names.co.uk\/support\/?post_type=ht_kb&p=6982"},"modified":"2025-07-10T12:18:30","modified_gmt":"2025-07-10T11:18:30","slug":"how-to-enable-dkim-on-your-domain-in-microsoft-365","status":"publish","type":"ht_kb","link":"https:\/\/www.names.co.uk\/support\/articles\/how-to-enable-dkim-on-your-domain-in-microsoft-365\/","title":{"rendered":"How To Enable DKIM On Your Domain in Microsoft 365"},"content":{"rendered":"\n

In this article, we will show you how to enable DKIM on your domain for Microsoft 365 email<\/strong>. Enabling DKIM in Microsoft 365 helps protect your email by adding a digital signature to outgoing messages<\/strong>. This makes it easier for receiving mail systems to verify that your emails are genuine<\/strong> and haven\u2019t been changed.<\/p>\n\n\n\n

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Getting Started<\/h2>\n\n\n\n
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To get started, you first need to log into your Microsoft Admin area located at https:\/\/login.microsoftonline.com\/<\/a> with your Admin username and password.<\/p>\n\n\n\n

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TIP<\/strong>: Unsure where to find your Admin details? If so, please refer to our support guide HERE<\/a>.<\/p><\/div>\n\n\n\n

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Step One<\/h2>\n\n\n\n
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To begin, select Admin<\/strong> from the menu column on the left-hand side of the page.<\/p>\n\n\n\n

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Step Two<\/h2>\n\n\n\n
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Select Show all<\/strong> from the menu column on the left-hand side of the page, then select Security<\/strong>.<\/p>\n\n\n\n

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Step Three<\/h2>\n\n\n\n
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On the Microsoft Defender page you are taken to, select Email & collaboration<\/strong> < Policies and rules<\/strong>.<\/p>\n\n\n\n

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Step Four<\/h2>\n\n\n\n
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Select Threat policies<\/strong>, then Rules<\/strong> < Email authentication settings.<\/strong><\/p>\n\n\n\n

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Step Five<\/h2>\n\n\n\n
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Next, select the tab for DKIM<\/strong>.<\/p>\n\n\n\n

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Step Six<\/h2>\n\n\n\n
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Select your domain name<\/strong>.<\/p>\n\n\n\n

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Step Seven<\/h2>\n\n\n\n
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NOTE<\/strong>: You will now undergo the process of adding your DKIM records to your domain. In this guide, we will guide you on inputting these settings on our nameservers, but your domain\u2019s nameservers may be held externally<\/strong>. If you are unsure where your domain\u2019s nameservers are held, you can follow our guide HERE<\/a>.<\/p><\/div>\n\n\n\n

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In the panel that appears on the right-hand side of the page, you will be presented with two CNAME records.<\/p>\n\n\n\n

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They will be formatted as:<\/p>\n\n\n\n

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