No, it is not necessary to provide your phone number during registration. We provide “Push” response and “passcode” (One-time) authentication methods which generated by the “Duo Mobile” application without requiring your phone number.
ICTO - FAQ » Information Security » Two-Factor Authentication (2FA) » Is it necessary to input my phone number during 2FA registration?
Is it necessary to input my phone number during 2FA registration?
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- Information Security/ Two-Factor Authentication (2FA)
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