Welcome to ShieldLabs
ShieldLabs is a real-time bot detection and fraud prevention platform. It collects over 30 browser signals, performs TCP OS fingerprinting, and assigns a Trust Score to every session — delivered to your server via webhook in under a second.How it works
Add the JS snippet
One line of JavaScript on your page starts fingerprint collection — no cookies, no PII.
Shield scores the session
ShieldLabs analyzes the device fingerprint, network signals, and OS consistency against 10+ detection rules.
What gets detected
| Threat | How | Score |
|---|---|---|
| Headless browsers (Puppeteer, Playwright) | UA + TCP OS mismatch, no STUN | 100+ |
| Anti-detect browsers (ADS) | TCP fingerprint vs User-Agent OS check | +30 |
| VPN / Proxy / Tor | IP Intelligence (ipapi.is) | +10 – +30 |
| Datacenter IPs | ASN/ISP classification | +20 |
| JavaScript-disabled bots | noscript beacon with score 90 | 90 |
| Rate-limit abusers | >10 req/min → 1h ban | 999 |
Start integrating
Quickstart
Get your first Trust Score in 5 minutes
JS SDK
Full snippet API reference
Webhooks
Receive scores server-side
Trust Score
Understand how scoring works