Twitter recently set in motion a major shift that will affect how most people protect their accounts. The company told nonpaying users that they would soon have to stop using a popular security feature: two-factor authentication through text messages.Let me explain why this isn’t as bad as you might fear.In plain speak, two-factor authentication requires two security steps to verify that you are who you say you are. The first step asks for a user name and password, and the second requires you to either enter a temporary code that is sent to you or connect to a physical security key. This way, even if someone has your password, that person will need to fulfill the second step to log in to your account.Twitter’s announcement of this c …
