Description

AWS WAF is a web application firewall that helps protect web applications from common web exploits by allowing you to configure rules to block or allow specific types of traffic.

Features

• Rule-Based Filtering: Allows creation of custom rules to filter web traffic.
• Preconfigured Rules: Offers managed rule groups for common threats.
• Real-Time Monitoring: Provides real-time metrics and logging for traffic analysis.
• Integration: Integrates with Amazon CloudFront, API Gateway, and Application Load Balancer.

Limitations

• Configuration Complexity: Requires detailed configuration and rule management.
• Performance Impact: Can introduce latency due to traffic inspection.
• Cost: Additional costs for rule sets and traffic volume.

Use Cases

• DDoS Protection: Mitigating distributed denial-of-service attacks by blocking malicious traffic patterns.
• OWASP Top 10 Mitigation: Protecting web applications from the top 10 common security risks identified by OWASP.
• Access Control: Restricting access to web applications based on IP addresses, geographic location, or specific request patterns.

IP Set Match

AWS Managed Rules

Web ACL

Resource Policy