Ed is worried because he got a warning that his data has been found on the dark web. What can he do about that? Leo says you can't really do anything. Data breaches happen all the time. You can change all your passwords, and Leo recommends doing that with your bank, and if your credit card number has been compromised, you can change that. But in most cases, the dark web compromise is mostly your email address, and that's it.
Check out HaveIBeenPwned.com to see if your email information has been grabbed.