What Data We Collect
Account & Identity Information
When you register with 3666, we collect the following information:
- Full name and date of birth (for age verification).
- Mobile number (for account communication).
- Email address (optional, for security notifications).
- Identity verification documents (where applicable).
Device, Browser & Usage Information
The following technical information may be collected automatically while you browse 3666:
- Device type and operating system.
- Browser type and language settings.
- IP address and approximate location.
- Page visit times, session duration, and navigation patterns.
Payment & Financial Information
When you make a transaction on 3666, we collect the information necessary to process your payment. bKash, Nagad, and Rocket numbers are handled through a secure encrypted process. We do not store full card numbers or payment passwords. All transactions are conducted in Bangladeshi Taka (BDT), and the associated transaction records are saved in your account history.
Cookies & Tracking Technologies
3666 uses cookies to maintain user sessions and enhance your experience. Types of cookies used:
- Essential Cookies: Essential for login sessions and security.
- Functional Cookies: Used to remember your language and preferences.
- Analytics Cookies: Monitors usage patterns to improve service quality.
How Your Data Is Used & Third Parties
How Your Data Is Used
3666 uses the data it collects for the following purposes:
- To create, verify, and manage your account.
- To process deposits, withdrawals, and payment transactions.
- To maintain platform security and detect suspicious activity.
- To provide customer support and resolve issues.
- To send notifications about relevant offers and promotions (where consent has been given).
- To analyze and improve service quality.
Sharing Data with Third Parties
3666 never sells your personal data to third parties for commercial purposes. However, information may be shared in the following limited circumstances:
- Payment gateways (bKash, Nagad, etc.) — for processing transactions.
- Game software providers — for operating specific games.
- Legal authorities — when required by order under the laws of Bangladesh.
Data Storage, Security & Retention
All sensitive data is transmitted via SSL encryption. Data stored on our servers is kept in a secure encrypted format, and multi-layered security measures are in place to prevent unauthorized access.
All data is retained for as long as your account remains active. Even after account closure, transaction records may be kept for a specified period to meet legal obligations or facilitate dispute resolution.
In the event of a data security breach, 3666 will promptly notify affected users and take the necessary steps to address the issue.
User Rights & Controls
Every registered user on 3666 holds the following rights:
Data Access & Correction
You can view and update the information stored in your profile at any time. To correct incomplete or inaccurate details, submit a request through account settings or contact customer support.
Right to Erasure
When closing your account, you may request deletion of your personal data. However, certain information may be temporarily retained where required by law or in connection with an ongoing dispute.
Opting Out of Marketing Communications
To stop receiving promotional messages or notifications, turn off marketing notifications in your account settings. Notifications related to essential services cannot be disabled.
Policy Updates & Contact Information
Privacy Policy Updates
3666 may update this privacy policy in part or in full as needed. Users will be notified of significant changes via SMS or in-app notification. Continued use of the platform after any changes constitutes acceptance of the updated policy. To inquire about previous versions of the policy, please contact the Help Center.
Privacy Contact
For any questions, requests, or complaints regarding data protection, please contact us:
- Email: [email protected]
- Live Chat: Available 24/7.
- For general enquiries, visit our FAQ View.