Privacy Policy

Last updated: December 19, 2024

1. Introduction

ContractGuard AI ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our smart contract security analysis service. Please read this privacy policy carefully.

2. Information We Collect

2.1 Information You Provide

Account Information: Email address, password, and profile information when you create an account
Payment Information: Billing details processed securely through Stripe (we don't store payment card information)
Communication Data: Messages you send to our support team
Contract Addresses: Smart contract addresses you submit for analysis (stored temporarily for processing only)

2.2 Information We Collect Automatically

Usage Data: How you interact with our service, features used, and time spent
Device Information: IP address, browser type, operating system, and device identifiers
Log Data: Server logs, error reports, and performance data
Cookies and Tracking: Essential cookies for functionality and optional analytics cookies

2.3 Blockchain Data

We analyze publicly available blockchain data including smart contract code, transaction history, and on-chain events. This data is already public and accessible to anyone on the blockchain.

3. How We Use Your Information

We use the information we collect to:

Provide and maintain our smart contract security analysis service
Process your contract analysis requests and deliver results
Manage your account and process payments
Improve our AI models and analysis accuracy
Send you service-related communications and updates
Provide customer support and respond to inquiries
Detect and prevent fraud, abuse, and security threats
Comply with legal obligations and enforce our terms
Analyze usage patterns to improve our service

4. Information Sharing and Disclosure

4.1 We Do Not Sell Your Data

We do not sell, trade, or rent your personal information to third parties for marketing purposes.

4.2 When We May Share Information

Service Providers: Trusted third parties who help us operate our service (hosting, analytics, payment processing)
Legal Requirements: When required by law, court order, or to protect our rights and safety
Business Transfers: In connection with a merger, acquisition, or sale of assets
Consent: When you explicitly consent to sharing your information
Aggregated Data: Anonymous, aggregated statistics that cannot identify you

5. Data Security

We implement appropriate security measures to protect your information:

Encryption of data in transit and at rest
Regular security audits and vulnerability assessments
Access controls and authentication mechanisms
Secure data centers with physical security measures
Employee training on data protection practices
Incident response procedures for data breaches

However, no method of transmission over the internet or electronic storage is 100% secure. While we strive to protect your information, we cannot guarantee absolute security.

6. Data Retention

Account Data: Retained while your account is active and for 30 days after deletion
Contract Addresses: Deleted immediately after analysis completion (typically within 10 seconds)
Analysis Results: Cached for 24 hours to improve performance, then deleted
Usage Logs: Retained for 90 days for security and debugging purposes
Payment Records: Retained as required by law (typically 7 years)

7. Your Rights and Choices

Depending on your location, you may have the following rights:

Access: Request a copy of your personal information
Correction: Update or correct inaccurate information
Deletion: Request deletion of your personal information
Portability: Receive your data in a structured, machine-readable format
Restriction: Limit how we process your information
Objection: Object to certain types of processing
Withdraw Consent: Withdraw consent for data processing where applicable

To exercise these rights, contact us at privacy@contractguard.ai. We will respond within 30 days.

8. Cookies and Tracking Technologies

We use cookies and similar technologies to:

Essential Cookies: Required for basic website functionality
Analytics Cookies: Help us understand how users interact with our service
Preference Cookies: Remember your settings and preferences
Security Cookies: Protect against fraud and abuse

You can control cookies through your browser settings. Note that disabling certain cookies may affect service functionality.

9. Third-Party Services

We use the following third-party services:

Stripe: Payment processing (see Stripe's privacy policy)
Vercel: Website hosting and analytics
OpenAI/Anthropic: AI analysis services (data processed according to their policies)
Etherscan/Alchemy: Blockchain data providers

These services have their own privacy policies. We encourage you to review them.

10. International Data Transfers

Your information may be transferred to and processed in countries other than your own. We ensure appropriate safeguards are in place for such transfers, including standard contractual clauses and adequacy decisions where applicable.

11. Children's Privacy

Our service is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If we become aware that we have collected personal information from a child under 13, we will take steps to delete such information.

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date. We encourage you to review this Privacy Policy periodically for any changes.

13. Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us:

Privacy Officer
Email: privacy@contractguard.ai
General Support: support@contractguard.ai
Website: https://contractguard.ai