Twitter's text-based two-factor authentication becomes a paid-only feature

Twitter is going to make text-based two-factor authentication a feature of the Twitter Blue subscription, a change that can affect the security of millions of users.Twitter's logoIn a company blog post from Wednesday that was highlighted by the micro-blogging service in a Friday tweet, Twitter is changing how it handles two-factor authentication. Specifically, that one method will be limited only to paid users. Read more...