Show HN: Guardient – An API to block fake users (temp emails, VPNs, burner phone

4 months ago 9

Protect your platform from bots, fraud, and high-risk users with one simple API.
Detect temporary emails, risky IPs, fake phone numbers, and more—before they create problems.

Try it for Free

Experience the best features and services tailored just for you.

1

Send a request to our API with details about the user trying to access your service.

2

We evaluate multiple factors to generate a trust/risk score, along with the reasons behind it.

3

Deny users below your trust threshold and block temporary emails entirely—regardless of trust score. The choice is yours.

👉 Try it now — it's free to get started!

Start Protecting Your App in Minutes

No complex setup. Just send a request, get a trust score, and decide who gets access. Whether you're blocking bots, filtering risky users, or just keeping things clean—it's as easy as plug and play.

Experience the best features and services tailored just for you.

Block users with temporary or disposable email addresses using a constantly updated database of 100k+ records.

Identify high-risk IPs, including VPNs, proxies, and known fraud sources, using a real-time-verified dataset updated daily.

Temporary Phone Number Filter

Detect and block registrations using temporary or virtual phone numbers, reducing abuse and improving user authenticity.

Cookie-Free Device Fingerprinting (Coming Soon)

Uniquely identify devices without relying on cookies, enabling stronger user tracking and fraud detection while respecting privacy.

Weighted Trust Preferences

Customize how much each signal (email, IP, phone, etc.) affects the final trust score. Fine-tune the system to match your risk tolerance.

Integrate faster with upcoming SDKs for web and mobile platforms—plug into your stack in minutes with minimal setup.

Read Entire Article