Facebook’s users are a lucrative target for Internet criminals looking to steal passwords and more. To combat malicious attacks, phishing scams and spam, the online social network is rolling out new security features.

First, users can choose to be notified when their account is accessed from a computer or mobile device they haven’t used before. To do this, go to “account settings,” then “account security,” then click change. There you can choose to be notified of logins by e-mail or text message.