Privacy Policy
Last Updated: 03/23/2026
1. Who We Are
Markov Lab (hereinafter "Markov Labs", "we", "us", or "our") is a French simplified joint-stock company (société par actions simplifiée — SAS) governed by French law.
Markov Labs operates the website markovlabs.xyz and associated documentation, dashboards, and tools (together, the "Services").
Markov Labs is the data controller for the processing described in this Privacy Policy.
2. Purpose
This Privacy Policy explains what personal data we collect, why we process it, how long we keep it, and what rights you have under the General Data Protection Regulation (GDPR).
3. Data We Collect
3.1 Data You Provide
Contact data: email address (if you contact us via support or partnerships)
Communications: content of messages, feedback, or inquiries you send us
3.2 Technical and Usage Data
Connection data: IP address, date and time of access, browser type and version
Device data: operating system, screen resolution, language settings
Usage data: pages visited, interactions with the Documentation
3.3 Blockchain Data
When you interact with vaults curated by Markov Labs, the following data may be publicly available on-chain:
Wallet address (public key)
Transaction hashes and amounts
Smart contract interactions
Markov Labs does not control public blockchains and is not the data controller for on-chain data. See Section 9.
3.4 Cookies
We use strictly necessary cookies only (session management, security). We do not use advertising or tracking cookies. If this changes, we will update this policy and request your consent where required.
4. Why We Process Your Data
Responding to inquiries
Contact data, communications
Legitimate interest
Operating and improving the Services
Technical data, usage data
Legitimate interest
Security and abuse prevention
IP address, logs, technical signals
Legitimate interest
Legal and regulatory compliance
Any data as required
Legal obligation
5. Who We Share Data With
5.1 Service Providers
We may share data with processors who assist us with hosting, analytics, and security. These providers act under our instructions and are bound by data processing agreements.
5.2 Legal Authorities
We may disclose data to comply with legal obligations, court orders, or regulatory requests.
5.3 No Sale of Data
We do not sell your personal data.
6. International Transfers
If your data is transferred outside the European Economic Area, we ensure appropriate safeguards are in place, including:
Standard Contractual Clauses approved by the European Commission
Additional technical measures (encryption, access controls)
7. Data Retention
Support communications
Duration of the exchange + 3 years
Technical/security logs
12 months
Cookie data
Maximum 13 months (per CNIL guidelines)
Data is deleted or anonymized once the retention period expires, unless a longer period is required by law.
8. Your Rights
Under the GDPR, you have the right to:
Access
Obtain a copy of your personal data
Rectification
Correct inaccurate data
Erasure
Request deletion of your data
Restriction
Restrict processing in certain cases
Objection
Object to processing based on legitimate interest
Portability
Receive your data in a structured format
Withdraw consent
Where processing is based on consent
To exercise your rights, contact us at: [email protected]
We will respond within one month. We may ask for identity verification before processing your request.
9. Blockchain Data Notice
Public blockchains are decentralized and transparent. Data recorded on-chain (wallet addresses, transaction amounts, smart contract interactions) may be permanent and publicly accessible.
Markov Labs is not the data controller for data processed by blockchain networks. The rights of erasure and rectification may be technically impossible for on-chain data.
Recommendation: Do not include directly identifying personal information (name, email) in blockchain transactions or metadata.
10. Minors
The Services are not intended for individuals under 18. We do not knowingly collect data from minors.
11. Third-Party Links
The Services may contain links to third-party websites. This Privacy Policy does not apply to those sites. We encourage you to review their privacy policies.
12. Changes
We may update this Privacy Policy at any time. Material changes will be indicated by updating the "Last Updated" date. Continued use of the Services constitutes acceptance.
13. Contact
For any privacy-related questions:
Email: [email protected]
Entity: Markov Lab (SAS)
14. Supervisory Authority
If you believe your rights are not respected, you may lodge a complaint with the CNIL:
CNIL — 3 Place de Fontenoy — TSA 80715 — 75334 Paris Cedex 07
Website: cnil.fr
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