Automate Email Breach Monitoring and Slack Alerts with HIBP API

Automatically monitor email addresses for data breaches using the HaveIBeenPwned API and send urgent alerts to Slack, ensuring proactive security measures.

n8n

This workflow automates the process of checking a list of email addresses against the HaveIBeenPwned database for any data breaches. It runs on a customizable schedule, querying the HIBP API and evaluating the response to determine if any breaches are detected. If a breach is found, an urgent alert is sent to a specified Slack channel, allowing security teams to take immediate action. This workflow is ideal for security and IT teams, system admins, and organizations looking to enhance their cybersecurity posture by monitoring potential credential leaks.

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Last updated October 17, 2026
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How to import this workflow into n8n

  1. 1Purchase or download the workflow to get the n8n workflow JSON file.
  2. 2In your n8n instance, open Workflows and choose "Import from File" (or paste the JSON with Ctrl+V on the canvas).
  3. 3Open each node marked with a credential warning and connect your own accounts and API keys.
  4. 4Run the workflow once manually to verify the data flow, then toggle it to Active.

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