Two-factor authentication, and how it protects your passwords

Passwords are problematic. They can be forgotten, hacked, and they're sometimes so simple anyone could guess them. However, passwords are also a fact of digital life. Password managers help keep track of all your logins, but it's possible for these sites that hold your master password to be hacked — and then you're really in trouble.Fortunately, a relatively simple way exists to add another layer of protection: two-factor authentication. It's an extra step beyond the passwor