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Knowledge Base Category:
2FA FAQs
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2FA FAQs
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Can I use Gmail to receive and send my Mason email?
Which operating system should my device be running for 2FA for Office 365?
What yubikey can I use with Duo 2FA?
Why are Duo authentication calls sometimes marked as “Scam Likely”?
How do I enroll a device in 2FA?
I don’t have access to my enrolled devices, how can I log in to 2FA?
How do I use 2FA with web applications?
I’m in a location with poor cell coverage. How can I use 2FA?
Do I have to authenticate the second factor every day?
When outside the country, will I get an international push from Duo?
I normally use ‘auto-select’ when I connect to the VPN, what should I do now?
Are there alternate methods for 2FA authentication?
How do I log in to use 2FA with web apps?
How do I get the Cisco AnyConnect VPN Client?
What should I do to use 2FA if I get a new smartphone?
Why did I not get a request from Duo Mobile?
Why am I getting multiple requests from Duo?
Is my smartphone compatible with Duo?
Can I unenroll or opt out of using 2FA?
Why do I need to enroll more than one device in 2FA?
Can I use 2FA with an international phone number?
What if I don’t own a smartphone? Or I don’t want to install/add the Duo app on my smartphone?
What operating systems are supported by Duo?
When do I need to use 2FA?
Who needs to use 2FA?
What is 2FA?