Passwordless authentication is far more secure than using a traditional username and password. Essentially, passwordless authentication uses an encrypted key on a device -- your phone, for example -- to log you into an account. By using this method, it is far less likely that your accounts will be hacked by malicious users. On top of that, you won't have to bother typing lengthy passwords to log into your accounts. Instead, you simply OK the login attempt on your phone, and -- voil