Free • Real-time • Integrated with Stitex Captcha
Know who is on your site:
a human or a bot
An invisible JS snippet collects 30+ signals: WebGL, AudioContext, mouse behaviour, timing anomalies, IP analysis. A fraud score from 0 to 100 in real time.
30+ detection signals
Every visit is analysed across many parameters
Automation
- WebDriver API
- Selenium
- Puppeteer/Playwright
- PhantomJS
- Headless Chrome
- Nightmare.js
Fingerprinting
- Canvas fingerprint
- WebGL vendor/renderer
- AudioContext fingerprint
- Screen resolution
- Timezone + offset
- Installed plugins
Behaviour
- Mouse speed
- Click patterns
- Scroll spam
- Time on page
- Window focus / blur
- Copy / right click
Environment
- Software renderer (SwiftShader)
- Zero window size
- Disabled cookies
- PDF viewer
- Pixel ratio
- Touch mismatch
Network
- IP rate-limiting
- Burst attacks
- Flood detection
- User-Agent analysis
- Bot strings in UA
- Connection type
Cross-system
- Captcha integration
- Captcha behavioural score
- Unified siteKey
- Cross-domain tracking
- Session linking
- Recommendation API
How to connect
1
Sign up and add your site
Create an account, open Stitex Antifraud, add your domain. Get an API Key.
2
Paste one line into your site
<script src="https://pulse.stitex.com/captcha/stitex-antifraud.js"
data-key="YOUR_API_KEY" async></script>3
Watch the Dashboard
See bots, fraud score, top IPs and detection reasons — all in real time.
4
Server-side check (optional)
POST https://pulse.stitex.com/api/antifraud/check
{ "apiKey": "YOUR_API_KEY", "sessionId": "SESSION_ID" }
// Response:
{ "score": 75, "isBot": true,
"recommendation": "block",
"reasons": ["webdriver", "headless_chrome"] }Stitex Captcha + Stitex Antifraud
Use them together for maximum protection. Antifraud detects bots invisibly, Captcha actively challenges the suspicious ones. The data syncs automatically.