Passwords were a pretty good security feature 30 years ago. Computing power was limited, sophisticated attacks were expensive, and the average person didn’t have dozens of online accounts competing for their attention. Fast-forward to today. The cybersecurity landscape has changed dramatically. Passwords are the worst security measure you can have. Attackers have access to enormous computing power, sophisticated password-cracking tools, credential-stuffing attacks, phishing kits and databases containing billions of previously compromised credentials.