Mac Outlook Client not working after SameSite fix.

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Version Affected:  All

Description:  

After installing the SameSite fix, Mac Outlook clients do not work.

"Authentication couldn't be completed"

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Cause:  

UserAgent of the Mac Client is not recognised. 

 

Resolution:  

Please perform the following steps.

1. Open your O365 realm eg D:\SecureAuth\SecureAuth365 and take a backup of your web.config
2. Open the Admin Console and navigate to the System Info tab and click Decrypt
3. Open D:\SecureAuth\SecureAuth365\web.config
4. Search (Ctrl+F)  for <AppSettings>
5. Add the following keys

<add key="SameSiteEnumOverRideDisallowed" value="-1" />
<add key="SameSiteUserAgentRegex" value="(?:Intel Mac OS X 10_14.).*(AppleWebKit).*(KHTML)" />




6.  Click Save

 

SecureAuth Knowledge Base Articles provide information based on specific use cases and may not apply to all appliances or configurations. Be advised that these instructions could cause harm to the environment if not followed correctly or if they do not apply to the current use case.

Customers are responsible for their own due diligence prior to utilizing this information and agree that SecureAuth is not liable for any issues caused by misconfiguration directly or indirectly related to SecureAuth products.

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