Privacy Policy
Last updated: January 27, 2026
1. Introduction
E2 Partners LLC ("E2 Partners," "we," "our," or "us"), operating the Sentryfai service, is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our web monitoring service at sentryfai.com (the "Service").
By using our Service, you agree to the collection and use of information in accordance with this policy.
Plain English: We take your privacy seriously. This policy explains what data we collect, why we collect it, and how we protect it.
2. Information We Collect
2.1 Information You Provide
We collect information you directly provide to us, including:
- Account Information: Email address, password (encrypted), and name when you create an account
- Profile Information: Any additional information you add to your profile
- Payment Information: Billing details processed securely through Stripe (we don't store your full card number)
- Monitor Configuration: URLs you choose to monitor and the natural language prompts you create
- Communication: Messages you send to us for support or feedback
2.2 Information Collected Automatically
When you use our Service, we automatically collect:
- Usage Data: How you interact with our Service, features used, and actions taken
- Device Information: Browser type, operating system, device type, and screen resolution
- Log Data: IP address, access times, pages viewed, and referring URLs
- Cookies: Small data files stored on your device (see Section 7)
2.3 Information from Third Parties
We may receive information from third-party services you connect to your account, such as authentication providers.
3. How We Use Your Information
We use your information for the following purposes:
3.1 Providing the Service
- Creating and managing your account
- Monitoring websites based on your configurations
- Sending you alerts and notifications when changes are detected
- Processing payments and managing subscriptions
3.2 Improving the Service
- Analyzing usage patterns to improve features
- Training and improving our AI models (using anonymized data only)
- Fixing bugs and technical issues
- Developing new features
3.3 Communication
- Sending service-related emails (alerts, account updates, security notices)
- Responding to your inquiries and support requests
- Sending marketing communications (with your consent, which you can withdraw anytime)
3.4 Legal and Safety
- Complying with legal obligations
- Enforcing our Terms and Conditions
- Protecting against fraud and abuse
- Ensuring the security of our Service
4. Information Sharing and Disclosure
We do not sell your personal information. We may share your information in the following circumstances:
4.1 Service Providers
We share information with trusted third-party service providers who assist us in operating our Service:
- Stripe: Payment processing
- Supabase: Database and authentication
- Vercel: Hosting and infrastructure
- Twilio: SMS notifications (if enabled)
- Resend: Email delivery
4.2 Legal Requirements
We may disclose your information if required by law or in response to:
- Court orders or legal process
- Government requests
- To protect our rights, privacy, safety, or property
- To investigate potential violations of our Terms
4.3 Business Transfers
If E2 Partners LLC is involved in a merger, acquisition, or sale of assets, your information may be transferred as part of that transaction. We will notify you of any such change.
5. Data Security
We implement robust security measures to protect your data:
- Encryption: All data is encrypted in transit (TLS 1.2+) and at rest
- Password Security: Passwords are hashed using industry-standard algorithms
- Access Controls: Strict access controls limit who can access your data
- Infrastructure: We use reputable cloud providers with SOC 2 compliance
- Monitoring: We monitor for security threats and vulnerabilities
- Regular Audits: We conduct regular security reviews
Plain English: While no system is 100% secure, we use industry best practices to protect your data. If a security breach occurs, we will notify affected users as required by law.
6. Data Retention
We retain your data for as long as necessary to provide the Service and fulfill the purposes described in this policy:
- Account Data: Retained while your account is active
- Monitor Data: Historical check results retained for up to 90 days
- Payment Records: Retained for 7 years for tax and legal compliance
- Log Data: Retained for up to 90 days
After Account Deletion:
- Personal data is deleted within 30 days
- Backups are purged according to our backup rotation schedule (up to 90 days)
- Anonymized, aggregated data may be retained indefinitely for analytics
7. Cookies and Tracking Technologies
We use cookies and similar technologies to enhance your experience:
7.1 Types of Cookies We Use
- Essential Cookies: Required for the Service to function (authentication, security)
- Functional Cookies: Remember your preferences and settings
- Analytics Cookies: Help us understand how you use the Service (via Vercel Analytics)
7.2 Managing Cookies
You can control cookies through your browser settings. Note that disabling certain cookies may affect the functionality of our Service.
7.3 Do Not Track
We currently do not respond to "Do Not Track" browser signals, as there is no industry standard for this feature.
8. Your Privacy Rights
Depending on your location, you may have the following rights regarding your personal data:
8.1 General Rights
- Access: Request a copy of your personal data
- Correction: Request correction of inaccurate data
- Deletion: Request deletion of your data
- Portability: Request your data in a portable format
- Opt-out: Unsubscribe from marketing communications
8.2 For EU/EEA Residents (GDPR)
If you are in the European Union or European Economic Area, you have additional rights under GDPR:
- Right to object to processing
- Right to restrict processing
- Right to withdraw consent
- Right to lodge a complaint with a supervisory authority
8.3 For California Residents (CCPA)
If you are a California resident, you have rights under the California Consumer Privacy Act:
- Right to know what personal information is collected
- Right to know if personal information is sold or disclosed
- Right to opt-out of the sale of personal information (we don't sell your data)
- Right to non-discrimination for exercising your rights
8.4 Exercising Your Rights
To exercise any of these rights, please contact us at hello@e2partners.co. We will respond to your request within 30 days.
9. International Data Transfers
Your information may be transferred to and processed in countries other than your own. These countries may have different data protection laws.
When we transfer data internationally, we ensure appropriate safeguards are in place, including:
- Standard contractual clauses approved by relevant authorities
- Ensuring our service providers maintain adequate security measures
- Compliance with applicable data transfer regulations
10. Children's Privacy
Our Service is not intended for children under 18 years of age. We do not knowingly collect personal information from children under 18.
If you are a parent or guardian and believe your child has provided us with personal information, please contact us at hello@e2partners.co. We will take steps to delete such information.
11. Third-Party Links and Services
Our Service may contain links to third-party websites or services. We are not responsible for the privacy practices of these third parties.
When you monitor external websites using Sentryfai, we access publicly available content on those sites. We do not collect any personal information from the websites you monitor beyond what is publicly displayed.
12. Changes to This Privacy Policy
We may update this Privacy Policy from time to time. When we make changes:
- We will update the "Last updated" date at the top of this page
- For material changes, we will notify you via email or in-app notification
- We encourage you to review this policy periodically
Your continued use of the Service after changes become effective constitutes acceptance of the updated policy.
13. Contact Us
If you have any questions about this Privacy Policy or our privacy practices, please contact us:
- Privacy Inquiries: hello@e2partners.co
- General Support: hello@e2partners.co
- Website: sentryfai.com