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Azure Web Application Firewall
What Azure Web Application Firewall is
Azure Web Application Firewall protects web applications through an edge deployment model. Its listed capabilities include managed rule sets, API protection, bot management, and rate limiting. The service is available for web use and has no free plan. The pricing note gives a starting price of $5/mo. The listed Policy charge is $5 a month, billed monthly as a fixed fee for each WAF policy. Additional listed charges are $1 a month for Custom Rules, $0.60 a month for Custom Rules Requests Processed, $20 a month for the Default Ruleset, and $1 a month for Managed Ruleset Requests Processed. These fees cover the policy, rule options, and processing charges listed for the service. The product website is azure.microsoft.com/en-us/products/web-application-firewall/. Microsoft is headquartered in Redmond, Washington, United States.
Who it suits
It suits teams seeking edge-based protection for web applications, including controls for APIs, bots, and rate limits. Teams should account for separate listed fees for policies, rules, and request processing.
What it does well
- Edge deployment model
- Managed rule sets are available
- Includes API protection and bot management
- Rate limiting is listed
What to know first
- No free plan
- Custom rules and request processing have separate charges
- Managed ruleset options carry additional listed fees
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Policy | billed monthly · Monthly fixed charge for each WAF policy | $5 a month |
| Custom Rules | billed monthly · Custom rule add-on | $1 a month |
| Custom Rules Requests Processed | Request-based processing charge for custom rules | $0.60 a month |
| Default Ruleset | billed monthly · Managed ruleset add-on | $20 a month |
| Managed Ruleset Requests Processed | Request-based processing charge for managed rulesets | $1 a month |
As azure.microsoft.com lists them, read 20 Sept 2026. The maker's own page has the final word.
Verdict
Azure Web Application Firewall combines edge deployment with managed rules, API protection, bot management, and rate limiting. The total price depends on the policy and any listed rule or processing charges selected.
Facts from Azure Web Application Firewall's own pages
- Headquarters
- Redmond, Washington, United States · azure.microsoft.com, 23 Sept 2026
Where Azure Web Application Firewall stands on Freedom251
- Web Application Firewall Software#28 of 30