Open source
fraud prevention
for marketplaces.

Trench is the backbone for your fraud system, bringing all of your data and processes into one place.

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All your processes in one place

Review buyers, sellers, and payments all in one platform.

Review Seller

Tackle seller-side fraud

Reduce chargeback risk by identifying bad sellers.


Seller Verification

Know and trust your sellers by verifying their identity and business documents.


Transaction Limits

Protect yourself from fraud spikes with limits on transaction volume and value.


Monitoring and Alerts

Spot high return rates, review manipulation, and unusual purchases in real-time.

Integrate seamlessly with Stripe

Stripe Services

It only takes 3 steps


Deploy Trench

Set up your own Trench dashboard and API in minutes.


Collect fraud signals

Fetch device data and user interactions using one line of JS.


Block fraud

Write rules in Typescript to block fraud in real time.

Powerful technology at your fingertips


Network Analysis

Link fraudsters via device fingerprints and IPs to stop them in their tracks.


Location Intelligence

Catch VPN spoofing, ultra-fast travel, and other location inconsistencies.


Behavioral Insights

Detect abnormal keypresses, mouse movements, and other user events.

Own your data

Trench gives you full control and access to your data so that you can tailor it to your business.

Data Sources

Use data from anywhere, including your own database.

Export Data

Access all of your data for analysis and reporting.

Talk to us

Ask us for a demo, or anything. We'll get back within 24 hours.