X, previously known as Twitter, has made a significant change to one of their account security features. SMS 2FA, a widely used two-factor authentication method, is a common way to secure accounts or profiles, and it has traditionally been provided for free by many websites and applications. However, X has decided to lock this feature behind a paywall, citing that misuse of SMS 2FA was costing the company millions. Users must now subscribe to X’s premium plan to access this c