Privacy Policy

1. Introduction

Qbitcoin ("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 website (qbitcoin.com), wallet services, blockchain explorer, or other related services (collectively, the "Services").

Please read this Privacy Policy carefully. By accessing or using our Services, you acknowledge that you have read, understood, and agree to be bound by this Privacy Policy. If you do not agree with our policies and practices, please do not use our Services.

2. Information We Collect

2.1 Information You Provide to Us

We may collect information that you voluntarily provide when using our Services, which may include:

• Public blockchain addresses and transaction data when you use our wallet or blockchain explorer
• Email address if you sign up for updates or contact customer support
• Feedback, comments, or questions you submit through our contact forms

2.2 Information We Collect Automatically

When you access or use our Services, we may automatically collect certain information, including:

• Usage information (such as pages visited, time spent on pages, clicks, and other actions)
• Device information (including IP address, browser type, operating system, and device identifiers)
• Location information (based on your IP address)
• Cookies and similar tracking technologies (as described in Section 8)

3. How We Use Your Information

We may use the information we collect for various purposes, including:

• Providing, maintaining, and improving our Services
• Processing transactions on the blockchain (without storing private keys)
• Responding to your comments, questions, and requests
• Sending technical notices, updates, security alerts, and administrative messages
• Monitoring and analyzing trends, usage, and activities in connection with our Services
• Detecting, investigating, and preventing security incidents and other malicious, deceptive, fraudulent, or illegal activity
• Debugging to identify and repair errors in our Services
• Complying with applicable laws, regulations, and legal processes

4. Information Sharing and Disclosure

We may share your information in the following circumstances:

4.1 Public Blockchain Data

Blockchain transactions are public by nature. When you conduct transactions using our wallet, the transaction details, including wallet addresses, are recorded on the Qbitcoin blockchain and are publicly accessible.

4.2 Service Providers

We may share your information with third-party vendors, service providers, and contractors who need access to your information to help us provide our Services (such as hosting providers, analytics providers, and customer support services).

4.3 Legal Requirements

We may disclose your information if required to do so by law or in response to valid requests by public authorities (e.g., a court or government agency).

4.4 Business Transfers

If we are involved in a merger, acquisition, financing, or sale of all or a portion of our business or assets, your information may be transferred as part of that transaction.

4.5 With Your Consent

We may share your information with your consent or at your direction.

5. Data Security

We implement appropriate technical and organizational measures to protect the security of your information. However, please understand that no method of transmission over the Internet or electronic storage is 100% secure. While we strive to use commercially acceptable means to protect your information, we cannot guarantee its absolute security.

For wallet security, we utilize:

• Client-side encryption of wallet data
• Falcon-512 post-quantum cryptography for transaction signatures
• Password-based key derivation functions with strong parameters
• Secure communication channels (HTTPS)

6. Data Retention

We retain your information for as long as necessary to fulfill the purposes outlined in this Privacy Policy, unless a longer retention period is required or permitted by law. The criteria used to determine our retention periods include:

• The length of time we have an ongoing relationship with you
• Legal obligations to which we are subject
• Whether retention is advisable in light of our legal position (such as for statutes of limitations, litigation, or regulatory investigations)

7. Your Rights

Depending on your location, you may have certain rights regarding your personal information, which may include:

• Accessing, correcting, or deleting your personal information
• Objecting to our processing of your information
• Restricting our processing of your information
• Data portability
• Withdrawing your consent

To exercise these rights, please contact us using the information in Section 12. Please note that certain information may be exempt from such requests under applicable law.

8. Cookies and Similar Technologies

We use cookies and similar tracking technologies to track activity on our Services and to hold certain information. Cookies are small data files placed on your device that allow us to collect certain information whenever you visit or interact with our Services.

8.1 Types of Cookies We Use

• Essential Cookies: These cookies are necessary for the Services to function and cannot be switched off in our systems.
• Performance/Analytics Cookies: These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our Services.
• Functionality Cookies: These cookies enable enhanced functionality and personalization.

8.2 Your Cookie Choices

Most web browsers are set to accept cookies by default. If you prefer, you can usually set your browser to remove or reject cookies. Please note that if you remove or reject cookies, this could affect the availability and functionality of our Services.

9. Children's Privacy

Our Services are not intended for individuals under the age of 18. We do not knowingly collect or solicit personal information from children. If you are a parent or guardian and believe that your child has provided us with personal information, please contact us immediately.

10. International Data Transfers

Your information may be transferred to, and processed in, countries other than the country in which you are resident. These countries may have data protection laws that are different from the laws of your country. We take appropriate measures to ensure that your information remains protected in accordance with this Privacy Policy.

11. Changes to This Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in our practices or for other operational, legal, or regulatory reasons. The updated version will be indicated by an updated "Last Updated" date at the top of this Privacy Policy. We encourage you to review this Privacy Policy frequently to stay informed about how we are protecting your information.

12. Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy or our privacy practices, please contact us at:

We will respond to your inquiry as soon as reasonably possible.