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Privacy Policy

Last updated: October 22, 2025

Edgelin ("we," "our," or "us") provides an enterprise reverse proxy caching service. This Privacy Policy explains how we handle information when you use our service.

1. Information We Collect

Service Configuration

When you configure our service, we store:

  • Domain names and backend server addresses
  • SSL certificate information (automatically generated via Let's Encrypt)
  • Service configuration settings (cache rules, exclusions)
  • API keys for service authentication

Performance Metrics

We collect aggregate performance data for service operation:

  • Cache hit and miss counts per domain
  • Total bandwidth served
  • Service uptime statistics

Cached Content

To provide caching services, we temporarily store:

  • Response bodies from your backend servers
  • HTTP headers and status codes
  • Cache expiry timestamps

2. What We Don't Collect

We explicitly do not collect or store:

  • IP addresses of end users
  • User cookies or tracking data
  • Browser types or device information
  • Individual request logs
  • Personal browsing behavior
  • Geographic location data

3. How We Use Information

We use collected information solely to:

  • Cache and deliver content from your backend servers
  • Calculate billing based on cache hit counts
  • Monitor service performance and reliability
  • Optimize cache efficiency
  • Provide customer support

4. Data Storage and Processing

Cached Content

Content is cached in RAM and on disk according to your configured TTL (Time To Live) settings. Cached responses are automatically purged when they expire or when cache limits are reached.

Performance Metrics

Cache statistics (hits and misses) are maintained in memory and sent to our billing system. These metrics contain only aggregate counts per domain with no user-identifiable information.

Configuration Data

Service configurations are stored on our servers and synchronized across our infrastructure as needed.

5. Data Retention

  • Cached content: Retained until expiry or eviction (typically minutes to hours based on your TTL settings)
  • Performance metrics: Real-time only, not stored long-term
  • Configuration data: Retained while your service is active
  • Billing records: Retained as required by law (typically 7 years)

6. Data Sharing

We do not sell or share your data. Limited sharing only occurs with:

  • Hosting providers for service infrastructure
  • Stripe, Inc. as our payment processor for billing. Stripe receives only the data necessary to process payments (billing contact details, payment method information, and invoice amounts). Stripe does not receive service usage data or cached content. Stripe's privacy policy is available at stripe.com/privacy
  • Law enforcement if legally required

7. Security

We implement security measures including:

  • TLS encryption for all data in transit
  • Automatic SSL certificate management via Let's Encrypt
  • Secure storage with appropriate access controls
  • Regular security updates

8. End User Privacy

As a reverse proxy service, we process requests from your end users but do not track or identify them. We do not store cookies, IP addresses, or any personally identifiable information about end users visiting sites that use our service.

9. Your Rights

You have the right to:

  • Access your service configuration data
  • Modify or update your configuration
  • Request deletion of your data
  • Export your configuration
  • Terminate service at any time

Contact us at [email protected] to exercise these rights.

10. Service Nature

Edgelin is an infrastructure service for businesses. We do not provide user accounts in the traditional sense, track individual users, or collect personal information beyond what is necessary to operate a caching proxy service.

11. International Data

Your cached content may be processed on servers in various locations to optimize performance. We ensure appropriate security measures are in place regardless of location.

12. Changes to This Policy

We may update this Privacy Policy to reflect changes in our service or legal requirements. Significant changes will be communicated via email or service notifications.

13. Contact Us

For questions about this Privacy Policy or our data practices:
Email: [email protected]