Here are some steps to help protect your email from being hacked and used for spamming:

1. Always use strong usernames and passwords.
2. Do not write the usernames and passwords anywhere, and do not share them with anyone.
3. Create a separate email address for transactions that requires authentication and security.
4. Regularly change and update your passwords.
5. Install anti-virus and anti-spam protection on your email account.
6. Utilize two-factor authentication.