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Security Tools

261 tools 1,436,745 sites Section: Infrastructure
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Source: All sites   All launches   Launch platforms   StackScope Discovery   StackScope Wider Web  

The most-adopted security tool we track is HSTS (1,311,905 sites). We've detected 261 security tools across 1,436,745 public sites.

Note (Jul 1, 2026): Adoption figures now count launches from launch platforms. Use the source view to include StackScope Discovery.

Security tools we've detected

Tool 90‑day Sites
HSTS site ↗
HTTP Strict-Transport-Security (RFC 6797): site forbids HTTP downgrade.
1311905
Cloudflare Bot Management site ↗
Paid add-on that scores incoming requests for bot likelihood.
317356
Google reCAPTCHA site ↗
Bot-detection challenge service used to gate forms and logins against automated abuse.
50122
DDoS-Guard site ↗
Russian DDoS protection, CDN, and reverse proxy provider.
2484
Anubis site ↗
Open-source proof-of-work anti-bot challenge proxy.
1957
Firebase App Check site ↗
Google attestation service to verify requests come from your app.
1567
BitNinja site ↗
Server-side security suite and web application firewall that filters malicious traffic.
1540
PerimeterX site ↗
PerimeterX (now HUMAN): bot mitigation and account-takeover protection for web apps and APIs.
1491
Altcha site ↗
Open-source proof-of-work CAPTCHA alternative; uses a TXT DNS record for domain verification
1135
CleanTalk site ↗
Anti-spam, security, and form protection service popular as a WordPress plugin.
694
StackProtect site ↗
Website security and bot-filtering layer bundled with 20i hosting.
585
TrustedSite site ↗
Site security and trust badge program (formerly McAfee SECURE) showing scan and certification badges.
383
Imperva site ↗
Cloud web application firewall and DDoS protection.
360
Tencent Captcha China
Bot-detection challenge service from Tencent Cloud, popular on Chinese websites.
341
Alibaba Baxia
Alibaba anti-bot and risk-control component used for slider captcha and fraud detection.
337

Showing top 15 of 261 security tools by adoption. 246 more not shown.

The StackScope API serves every security tool and the launches using each, filterable and exportable, from £15 a month.

Launches using Security tools

Launch Launched Score
Kullback Sep 4, 2026 7.4
Archetechmes Sep 4, 2026 3.2
Sw-fun Sep 4, 2026 2.3
Gedcom Sep 4, 2026 7.5
Floyi Sep 4, 2026 10.0
Audioreality.ai Sep 4, 2026 7.0

Often built with

Categories the security sites we track also commonly use:

DNS Provider (49835) Hosting (42863) SEO (38199) CSS Framework (37089) Analytics (35150) Meta Framework (29518)