Moderators are not part of the Support team. Their purpose is simply to ensure that the rules are respected and the game has an enjoyable atmosphere.
Remember that you alone are responsible for the security of your account. An account can't be stolen if you don't give the login details (account name, password, secret answer, or access to your e-mail account) to thirdparties (players, phishing sites, etc.).
To be even more secure, you can activate the security measures provided by Ankama.