Azure Web Application
Firewall(WAF) v2
Azure Web Application Firewall v2 is a cloud-native security solution. It
safeguards your web applications from common exploits. WAF v2 is
scalable, highly available, and deeply integrated within Azure's security
suite. It offers robust protection for modern web environments.
by Deepak Ahire
2.
WAF v2: KeyFeatures
OWASP Core Rule Set (CRS)
Protects against common web vulnerabilities with CRS 3.2 and
3.1.
Custom Rules
Create tailored rules to address specific application needs.
Bot Protection
Identifies and blocks malicious automated bot traffic.
Geo-filtering
Controls traffic flow based on geographical location.
3.
WAF v2: Benefits
Enhanced
Security
Strongprotection
against OWASP top 10
threats.
Reduced
Operational
Overhead
Managed service with
automatic updates
simplifies
management.
Improved
Compliance
Helps meet regulatory
requirements like PCI
DSS.
Global Reach
Protects applications
deployed across the
globe.
4.
WAF v2 vs.Alternatives
Azure WAF v2 vs. v1
WAF v2 offers superior performance and advanced
features.
WAF v2 vs. NSGs
WAF inspects application layer traffic; NSGs operate at the
network level.
WAF v2 vs. Third-Party WAFs
Provides native integration with Azure services for
simplified management.
5.
Deployment Options
Azure ApplicationGateway
Protects web applications exposed through Application Gateway.
Azure Front Door
Provides global protection for web applications at the edge.
Azure CDN
Integrated WAF protection for CDN endpoints.
6.
Configuration and Management
AzurePortal
User-friendly interface for
configuring and managing WAF
policies.
Azure CLI/PowerShell
Automate WAF deployment and
ongoing management tasks.
ARM Templates
Use Infrastructure-as-Code for
consistent WAF deployments.
7.
Best Practices
Start withDetection Mode
Monitor traffic to identify threats without blocking.
Tune Rules
Adjust WAF rules to minimize false positives and enhance
accuracy.
Monitor WAF Logs
Regularly review logs to detect and respond to threats.
Regular Updates
Keep WAF rules and policies up-to-date.
8.
Conclusion and Resources
AzureWAF v2 provides robust and comprehensive protection for your web applications. It seamlessly integrates with Azure's
ecosystem. Leverage Azure Security Center for enhanced threat detection and management. We are now open for any
questions.
