Non-Twitter Blue users now have last chance to switch away from SMS 2FA March 20, 2023 by Indo-Asian News Service
Twitter to limit SMS two-factor authentication to Blue users February 18, 2023 by Indo-Asian News Service
Fitbit rolling out two-factor authentication account protection May 27, 2021 by Indo-Asian News Service
Twitter to soon allow use of security key as only two-factor authentication method March 16, 2021 by Mansoor Hameed