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Vendors › WAF / Web Application Firewall

WAF / Web Application Firewall

Sits in front of your websites and web apps blocking SQL injection, cross-site scripting, bot attacks, and DDoS before they reach your servers.

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15 vendors5,363 reviews12 frameworks

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#VendorRating ↓G2GartnerProtectionOperationsAnalyticsTrustPricingTrial⚠
1
Kasada logo
Kasada
4.74.84.6
Strong
Strong
Strong
Strong
Per request volume, annual-
2
Fastly NGWAF logo
Fastly NGWAF
Fastly
4.64.74.5
Strong
Strong
Strong
Strong
per request/month; Signal Sciences heritage30d
3
DataDome logo
DataDome
4.64.74.6
Strong
Strong
Strong
Strong
Per request volume, annual14d
4
Cloudflare WAF logo
Cloudflare WAF
Cloudflare
4.54.54.6
Strong
Strong
Strong
Strong
subscription; free tier availableYes
5
Imperva WAF logo
Imperva WAF
Imperva (Thales)
4.54.44.6
Strong
Strong
Strong
Strong
per site/month or per GB traffic-▲
6
Akamai App & API Protector logo
Akamai App & API Protector
Akamai Technologies
4.54.44.6
Strong
Strong
Strong
Strong
per GB traffic; enterprise subscription-
7
Barracuda WAF-as-a-Service logo
Barracuda WAF-as-a-Service
Barracuda Networks (KKR)
4.54.64.4
Adequate
Strong
Adequate
Adequate
per app/month subscription30d▲
8
Fortinet FortiWeb logo
Fortinet FortiWeb
Fortinet
4.54.74.3
Strong
Strong
Strong
Adequate
per appliance or SaaS subscription30d▲
9
AWS WAF logo
AWS WAF
Amazon Web Services
4.44.34.5
Strong
Strong
Strong
Strong
per rule per month + per million requestsYes
10
F5 Advanced WAF logo
F5 Advanced WAF
F5 Networks
4.44.24.6
Strong
Strong
Strong
Adequate
per virtual edition or hardware appliance; subscription30d▲
11
Azure Application Gateway WAF logo
Azure Application Gateway WAF
Microsoft
4.44.44.4
Adequate
Strong
Strong
Strong
per gateway hour + data processedYes▲
12
Google Cloud Armor logo
Google Cloud Armor
Google
4.44.34.4
Strong
Strong
Strong
Strong
Pay-as-you-go, per policy and request volume30d
13
Reblaze logo
Reblaze
4.44.54.3
Strong
Adequate
Strong
Adequate
Per request volume, annual14d
14
Radware AppWall logo
Radware AppWall
Radware
4.34.24.4
Strong
Strong
Strong
Adequate
per appliance or cloud subscription-
15
StackPath WAF logo
StackPath WAF
StackPath
4.24.34.2
Adequate
Adequate
Adequate
Adequate
Per request volume or flat monthly, annual14d
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