Norton™ Safe Web is for macOS and the Safari browser. Norton Safe Web works with Safari to warn you when visiting potentially dangerous websites to help protect you from malicious activity. FEATURES: - Powerful Risk Analysis Technology: Helps protect you from visiting potentially dangerous websites. - Antiphishing Detection: Helps block websites pretending to be legitimate services that may be trying to steal your data. - Scam Insight: Warns against giving payment information to websites that might be fraudulent. macOS and Safari are trademarks of Apple Inc., registered in the U.S. and other countries.