What FortiGate feature can be used to prevent a cross-site scripting (XSS) attack?

What FortiGate feature can be used to prevent a cross-site scripting (XSS) attack? Question: What FortiGate feature can be used to prevent a cross-site scripting (XSS) attack? Options: Web application firewall (WAF) DoS policies Rate based IPS signatures One-arm sniffer Correct Answer The Correct Answer for this Question is Web application firewall (WAF)