Cloudflare Page Shield is a comprehensive client-side security solution that protects websites and their users from browser-based attacks. It monitors JavaScript dependencies, detects malicious scripts, and provides real-time alerts to defend against supply chain attacks, data exfiltration, and other client-side threats. Page Shield helps organizations maintain compliance with regulations like PCI DSS v4.0 by securing payment pages and sensitive user data.

Key Features

Continuous Script Monitoring Page Shield tracks all JavaScript executed in users' browsers, including third-party scripts.

• Provides visibility into active scripts and outbound connections
• Allows filtering and exporting of script inventory data

Malicious Script Detection Leverages threat intelligence and machine learning to identify malicious behavior.

• Detects unauthorized script changes and potential threats
• Alerts security teams to suspicious activities in real-time

Policy Enforcement Enables creation of allowlists to control script execution.

• Defines and enforces policies for allowed resources
• Blocks unauthorized scripts from running on web pages

Benefits

Enhanced Security Protects against client-side attacks like Magecart and cross-site scripting (XSS).

• Prevents unauthorized data exfiltration
• Secures sensitive user information, including payment data

Compliance Assistance Helps meet regulatory requirements for client-side security.

• Addresses PCI DSS v4.0 standards for payment page security
• Supports compliance with GDPR, CCPA, and other data protection regulations