Twitter is shutting down the two-face authentication security service across its platform starting today.

Twitter is shutting down the two-face authentication security service across its platform starting today. The two-face authentication (2FA), which requires users to enter a code in order to log in, is a multi-factor authentication (MFA) that provides an extra layer of security to social media accounts.

With this new update, Twitter will be providing the 2FA feature to only those users who have the Blue subscription service. From today, March 20, the microblogging platform is putting this .