Twitter now supports two-factor authentication without a phone number

[Windows Central]

But it's not as simple as it sounds...
[h=2]What you need to know[/h]

• Twitter now supports two-factor authentication without a phone number.
• Previously, users were still required to add a phone number to their Twitter account as a failsafe.
• Security key users will still need a second method of authentication because security keys are not supported beyond Twitter's web version.

Twitter has announced that it now supports two-factor authentication without the need for a phone number.
@TwitterSafety tweeted the news yesterday, November 21.

Full story from the WindowsCentral blog...