Dev Ops · n8n
Screen New Signups for Fraud Before Granting Access
Keep bad actors out — screen each new signup against risk signals like disposable emails and risky IPs, and hold suspicious ones for review.
difficulty Advancedsetup 40 minresult Fraudulent signups are caught at the door, protecting your platform and legitimate users.—
- 1
Capture the Signup
Add a
Webhooknode receiving the new signup's email and IP. - 2
Check Risk Signals
Add an
HTTP Requestto a fraud API returning risk scores for the email and IP. - 3
Decide the Outcome
Add an
IFnode allowing low-risk signups and holding high-risk ones for review. - 4
Flag for Review
Add a
Slacknode posting suspicious signups with their risk details. - 5
Activate and Test
Activate the workflow and submit a disposable-email signup. Confirm it's held and flagged.
Frequently asked questions
Won't this block real users?
Hold, don't hard-block — a human reviews flagged signups so genuine users aren't wrongly rejected.
What signals matter most?
Disposable email domains, known-bad IPs and mismatched geolocation are strong early fraud indicators.
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