Security Policy Handling Failed indicates that the password you set on your email account is insecure and the server will not allow you to access your webmail until you change it.
What should I do to fix the problem?
- Log in to your control panel.
- Go to your email section.
- Find the account that won't let you access it.
- Click on change password.
- Enter a sufficiently strong password.
With these simple steps you'll restore your webmail access.
Remember that thousands of email accounts are hacked every day simply because the password is too simple.
Dictionary words, dates or simple numbers are not good passwords and are in fact very easy to hack.
This protection measure is for your own security.