Privacy Policy
Last Updated: January 20, 2026
1. Introduction
CiFunQuant - ETF Quant Research Platform (hereinafter referred to as "we", "us", or "our") values your privacy. This Privacy Policy details how we collect, use, store, and protect your personal data.
By using our platform, you acknowledge that you have read and understood this Privacy Policy and agree to the collection and use of your information in accordance with this policy.
2. Information We Collect
2.1 Information You Provide
- Account information (e.g., email address, username, password)
- Profile data (e.g., avatar, display name)
- Information provided when contacting support
- Feedback or survey responses
2.2 Information Collected Automatically
- Device information (device type, OS, browser type)
- Usage data (access times, pages viewed, feature usage)
- Network information (IP address, connection type)
- Location information (only with your consent)
2.3 Information from Third Parties
If you choose to sign in via third-party services (e.g., Google), we may collect public information provided by that service, such as your email and profile picture.
3. How We Use Your Information
We use the collected data for the following purposes:
- To provide, maintain, and improve our services
- To manage your account and subscription
- To process transactions and provide customer support
- To send important notices and service updates
- For security monitoring and fraud prevention
- To analyze usage trends to enhance user experience
- To comply with legal obligations
4. Information Sharing and Disclosure
4.1 General Principle
We do not sell, rent, or trade your personal information to third parties, except in the following circumstances:
4.2 Legal Disclosures
- With your explicit consent
- To comply with laws or legal processes
- To protect our rights, property, or safety
- With service providers (strictly for service purposes)
- In connection with a merger, acquisition, or asset sale
4.3 Third-Party Service Providers
We may employ third-party companies to facilitate our service (e.g., data analytics, payment processing). These third parties have access to your personal data only to perform these tasks on our behalf and are obligated not to disclose or use it for any other purpose.
5. Data Security
5.1 Technical Measures
- Encryption for data transmission (SSL/TLS) and storage
- Strict access controls and authentication mechanisms
- Regular security assessments and vulnerability patching
- Data backup and disaster recovery protocols
5.2 Organizational Measures
- Privacy training and confidentiality agreements for employees
- Strict data access permission management
- Incident response plans for data breaches
6. Data Retention
We retain your personal data only for as long as is necessary for the purposes set out in this Privacy Policy:
- Account Data: While your account is active
- Transaction Records: As required by tax and legal regulations
- Usage Data: Generally retained for up to 24 months
When data is no longer needed, we will securely delete or anonymize it.
7. Your Rights
Depending on your jurisdiction, you may have the following rights:
- Right to Access: Request a copy of your personal data.
- Right to Rectification: Request correction of inaccurate data.
- Right to Erasure: Request deletion of your personal data ("Right to be forgotten").
- Right to Restriction: Request to limit the processing of your data.
- Data Portability: Request your data in a structured format.
- Withdraw Consent: Withdraw consent at any time where we relied on your consent to process your information.
8. Cookies and Tracking
8.1 Use of Cookies
We use cookies and similar tracking technologies to track the activity on our service and hold certain information to improve your experience.
8.2 Types of Cookies
- Essential Cookies: Necessary for the website to function.
- Functional Cookies: Remember your preferences.
- Analytics Cookies: Help us analyze site traffic.
9. Children's Privacy
Our Service does not address anyone under the age of 13. We do not knowingly collect personally identifiable information from anyone under the age of 13. If we become aware that we have collected Personal Data from children without verification of parental consent, we take steps to remove that information from our servers.
10. International Data Transfers
Your information, including Personal Data, may be transferred to — and maintained on — computers located outside of your state, province, country, or other governmental jurisdiction where the data protection laws may differ than those from your jurisdiction. We will take all steps reasonably necessary to ensure that your data is treated securely.
11. Changes to This Policy
We may update our 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.
12. Contact Us
If you have any questions about this Privacy Policy, please contact us:
Email: contact@lindercube.com
Response Time: We aim to respond to all inquiries within 15 business days.
You can also review our Terms of Service for more information.