Privacy Policy

Information We Collect

Information you provide directly:

• Full name, username, and email address at registration
• Phone number and country of residence
• Government-issued ID and proof of address for KYC verification
• Profile picture if voluntarily uploaded
• Transaction details including cryptocurrency wallet addresses and amounts
• Messages and attachments submitted through our contact form

Information collected automatically:

• IP address and browser type
• Login timestamps and session data
• Device type and operating system
• Pages visited and actions taken on the platform

How We Use Your Data

We use your information to:

• Create and manage your account
• Process deposits, withdrawals, and mining transactions
• Verify your identity for KYC compliance
• Send transactional communications including deposit confirmations, withdrawal updates, and password resets
• Detect and prevent fraud, money laundering, and unauthorised account access
• Respond to support enquiries and complaints
• Improve and maintain the platform
• Comply with applicable laws and regulations

Legal Basis for Processing

Data Sharing

We do not sell or rent your personal data. We may share your data only in the following circumstances:

• KYC verification providers — to validate your identity documents as required by law
• Payment processors — where required to facilitate cryptocurrency transactions
• Law enforcement or regulatory bodies — where we are legally required or compelled to do so
• Professional advisors — such as lawyers or auditors, under strict confidentiality obligations
• Business transfers — in the event of a merger, acquisition, or sale of assets, your data may be transferred to the acquiring entity

All third parties we work with are required to handle your data securely, use it only for the specified purpose, and comply with applicable data protection laws.

Data Retention

We retain your personal data for as long as your account is active. After account closure, we retain data for the period required by applicable law — typically a minimum of 5 years for financial records to comply with anti-money laundering regulations.

KYC documents are retained in accordance with applicable AML and financial regulatory requirements. Transaction records are retained for audit and compliance purposes. You may request deletion of certain data subject to these legal retention requirements.

Cookies

Our website uses cookies and similar tracking technologies to maintain your session, remember your preferences, and improve your experience on the platform.

We use the following types of cookies:

• Essential cookies — required for the platform to function, including session management and security
• Functional cookies — remember your preferences and settings
• Analytics cookies — help us understand how the platform is used so we can improve it

You can control and disable cookies through your browser settings. Please note that disabling essential cookies will affect the functionality of the platform and may prevent you from logging in.

Security

We take the security of your personal data seriously and implement industry-standard measures to protect it, including:

• SSL/TLS encryption for all data transmitted to and from the platform
• Encrypted storage of sensitive data including KYC documents
• Access controls limiting who within our organisation can access your data
• Regular security monitoring and vulnerability assessments
• Two-factor authentication options for user accounts

However, no system is completely immune to risk. We encourage you to use a strong, unique password, keep your login credentials private, and contact us immediately at support@ciphermininginc.com if you suspect any unauthorised access to your account.

Your Rights

Depending on your location and applicable laws, you may have the following rights regarding your personal data:

To exercise any of these rights, contact us at support@ciphermininginc.com. We will respond within 30 days. We may need to verify your identity before processing your request.

Children

Our platform is not intended for anyone under the age of 18. We do not knowingly collect personal data from minors. If you are a parent or guardian and believe your child has provided us with personal information, please contact us immediately at support@ciphermininginc.com. If we become aware that a minor has registered an account, we will promptly close the account and delete all associated personal data.

International Data Transfers

Cipher Mining Inc operates globally and your data may be transferred to and processed in countries other than your country of residence. These countries may have different data protection laws than your own.

Where we transfer your data internationally, we ensure appropriate safeguards are in place to protect it in accordance with applicable data protection laws, including through contractual data protection clauses with our service providers.

Changes to This Policy

We may update this Privacy Policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors. When we make material changes, we will notify you via email and/or a prominent notice on the platform prior to the changes taking effect.

We encourage you to review this policy periodically. Continued use of the platform after changes are posted constitutes your acceptance of the updated policy.

Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy or how we handle your personal data, please contact us. We are committed to addressing your concerns promptly and transparently.