SSL Expiry Alert System
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Monitors SSL certificate expiry dates for a list of URLs and sends alerts for upcoming expirations.
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About This Workflow
Overview
This workflow automates the monitoring of SSL certificate expiry dates for a specified list of URLs. It periodically checks the validity of SSL certificates and sends out timely alerts when certificates are nearing their expiration, preventing potential website downtime or security issues.
Key Features
- Automatically fetches SSL certificate details for a list of URLs.
- Categorizes SSL certificates based on expiry proximity (e.g., invalid, warning, notice, info).
- Sends email alerts for SSL certificates expiring within specified timeframes.
- Logs SSL certificate status and expiry information to a Google Sheet.
How To Use
- Configure Google Sheets: Set up a Google Sheet with a list of URLs to monitor. Ensure you have the correct sheet name and document ID.
- Set up Google Sheets Credentials: Authorize n8n to access your Google Sheets account.
- Configure Email Credentials: Set up your Gmail account credentials for sending alerts.
- Set Base URL: Update the
$env.BASE_URLenvironment variable in the 'Check SSL' node with the base URL of the SSL checker service (e.g., SSL-Checker.io). - Configure Scheduler: Adjust the 'Weekly Trigger' node to set the desired frequency for running the workflow.
- Customize Alerts: Modify the email content and subject lines in the 'Send Alert Email' nodes to fit your needs.
- Review Switch Conditions: Adjust the thresholds in the 'Switch' node for warning, notice, and other alert categories.
Apps Used
Workflow JSON
{
"id": "89ffe9f7-68cd-459d-a229-450741d5078b",
"name": "SSL Expiry Alert System",
"nodes": 0,
"category": "Monitoring & Alerting",
"status": "active",
"version": "1.0.0"
}Note: This is a sample preview. The full workflow JSON contains node configurations, credentials placeholders, and execution logic.
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ID: 89ffe9f7-68cd...
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