If your email account has been hacked or compromised, there are several steps you should take to ensure your account is secure and safe. These steps include:

1. Create a new, random, and secure password.
2. Inform your email service provider.
3. Check the contact lists associated with your email account.
4. Update any website accounts using the same email.
5. Check your past emails.
6. Check your sent messages.
7. Check all security settings.
8. Review your payment and financial settings.
9. Check for any unauthorized charges.