WAF
An independent, evidence-based ranking of 7 waf, scored on public signals with full provenance, never on user reviews or paid placement.
Same facts, re-weighted. Only the weighting changes, never the underlying evidence.
Not ranked: the best-evidenced product here reaches only 0.15 confidence (low), below the 0.35 vioscaleAI requires before ordering a field. The products are listed with their evidence so you can judge; we will not imply a winner we cannot support.
| Software | Score | Confidence |
|---|---|---|
| Coraza | 49 | low · 15% |
| ModSecurityAn open-source web application firewall engine that monitors and protects web applications against HTTP-based attacks | 45 | low · 17% |
| Imperva WAF | 53 | low · 33% |
| AWS WAFA cloud-based firewall service that protects web applications and APIs from attacks and DDoS threats | 51 | medium · 72% |
| Fastly Next-Gen WAF | 45 | medium · 53% |
| Cloudflare WAFWeb application security service that blocks malicious requests using managed and custom filtering rules | 43 | medium · 74% |
| Barracuda Web Application FirewallA network security solution that shields web applications and APIs from cyberattacks, bots, and intrusions | 39 | low · 44% |
Scored on independent signals, not user reviews, but not ranked: see the note above. See the method.
WAF compared
Head-to-head on the attributes that matter here, with a source and date on every value.
WAF: common questions
How does vioscaleAI rank WAF?
vioscaleAI ranks waf on a confidence-weighted blend of independent signals, weighted most on security posture, package downloads, reliability. Scores come from public evidence such as adoption, activity and security posture, never from user reviews or paid placement.
How many tools does vioscaleAI list in WAF?
vioscaleAI currently lists 7 in WAF, each with a dated, sourced profile.
Can a vendor pay to rank higher in WAF?
No. Vendors can claim and correct their profile, but placement can never be bought. That independence is what makes the ranking trustworthy for buyers and AI.