Twitter Blue subscribers will be the platform's only users able to use text messages as a two-factor authentication method, Twitter announced Friday.

Twitter Blue, for $8 a month, is required for users to have a blue checkmark on Twitter. The de-verification process began this week, and here’s what happened.

Maintaining a verified user account with a blue check mark on Twitter may start costing $20 a month as Elon Musk shakes up the social media platform he recently acquired.

Elon Musk's Twitter on Thursday began a purge of blue verification checkmarks from users who have not signed up for its subscription service, with the checks disappearing from the accounts of ...