One of the best pieces of security advice any computer expert can give you is to enable two-factor authentication for websites that support it. With password breaches so common nowadays, it could be the one thing that keeps hackers from stealing your identity online. Here are five points to help you understand this technology. While two-step verification combines two different factors, two step verification uses the same factor twice, for example a password and a one-time-code sent via email or SMS. Most online services ask users to sign up with email, and rely on that to reset passwords.”]