Data protection

Big999's Privacy Policy — Your data is our responsibility

Please read this Privacy Policy carefully to understand how your personal data is collected, used, and kept safe at big999 — explained in plain language.

Last updated: January 2026
Applicable: Bangladesh
SSL Secured
SSL Encryption
Not sold to third parties
Personal privacy
GDPR Compliant
Reading big999's Privacy Policy will tell you exactly what data we hold, why we hold it, and the steps we take to keep it safe. By using our site, you agree to this policy.
1. Introduction

Big999 is a trusted online gaming and Sports Betting platform that has earned the confidence of millions of users across Bangladesh. We believe that a truly trustworthy platform must go beyond great games and bonuses — it must also ensure the security of its users' personal data.

This Privacy Policy ("Policy") applies to the big999.win website and mobile app. When you open an account, play games, place bets, or use any of our services, we process certain information about you. This Policy explains that process in full.

Our Privacy Policy is reviewed and updated regularly. Members will be notified of any changes. Continuing to use our site means you agree to the latest Privacy Policy.

big999 never sells your data or transfers it to third parties without your consent. Your privacy is our top priority.
2. What Data We Collect

Big999 collects the following information to deliver its services properly and prevent fraudulent activity. We only keep what is necessary — nothing more.

Data type Example Why it's needed
Identity information Name, date of birth, nationality KYC Verification & Age Confirmation
Contact information Email, Phone Number Account Security & Support
Financial Information Mobile banking number Deposits & Withdrawals
Identity document NID, Passport Scan KYC Legal Obligations
Device information IP Address, Browser, OS Security & fraud prevention
Gaming activity Bet history, transaction logs Service quality improvement and dispute resolution
3. How We Collect Data

Big999 collects your information through several methods, each used solely to provide you with a better service.

  • Registration form: When you create an account at big999, you directly provide your name, email address, phone number, and date of birth.
  • KYC Process: National ID or passport details are collected during identity verification.
  • Transaction records: Payment details are automatically recorded during deposits and withdrawals.
  • Cookies & Tracking: Site usage behavior, preferences, and session data are collected through cookies.
  • Support Contact: Records of conversations via live chat or email are retained.
  • Device & Network Information: IP address, browser type, and device information are automatically logged when you access the site.
4. Purpose of Data Use

Big999 uses your data only for specific, legitimate purposes. It is never used for anything else without your consent.

  • Account Management: Confirming your registration, securing your login, and sending account-related notifications.
  • Payment processing: Processing deposits and withdrawals securely and maintaining a record of all transactions.
  • KYC & Legal Compliance: Age verification, identity confirmation, and compliance with anti-money laundering regulations.
  • Fraud prevention: Detecting suspicious activity, preventing multiple accounts, and ensuring cybersecurity.
  • Service Improvement: Analyzing user experience to improve games and the platform.
  • Personalized offers: Sending you relevant bonuses and promotions based on your preferences.
  • Customer Support: Providing the support team with the information needed to resolve your issues quickly.
big999 never sells your data to third parties for advertising purposes. You can opt out of our emails or SMS communications at any time.
5. Data Sharing Policy

Big999 may share your personal data with third parties under limited, controlled circumstances — always with your protection as the priority.

  • Payment processors: To process transactions exclusively through approved payment partners such as Mobile Banking, Nagad, and Rocket.
  • KYC Service Provider: With internationally recognized KYC providers for identity verification.
  • Legal Authorities: Sharing data with government authorities where required by court order or legal obligation.
  • Technology service providers: Server hosting and cloud storage providers are bound by strict confidentiality agreements.
All of big999's third-party partners follow the same strict data protection standards we do. No partner may use your data for their own purposes.
6. Cookies Policy

Big999 uses cookies to make your browsing experience smoother and more personalised. Cookies are small text files stored in your browser.

  • Essential Cookies: Required for login sessions and security. Disabling these cookies will affect the site's functionality.
  • Performance cookies: To analyze which parts of the site are used most and improve our services accordingly.
  • Preference cookies: Remembering your language, theme, and other preferences.
  • Analytics cookies: Monitoring user behavior to enhance platform quality.

You can disable cookies at any time through your browser settings. Note that disabling certain cookies may affect the functionality of some big999 features.

7. Data Security

Big999 uses industry-leading security technology to protect your data. Our security team monitors systems 24/7, ready to respond to any threat immediately.

  • TLS/SSL Encryption: Every connection to the site is encrypted using TLS 1.3 protocol, equivalent to banking-grade security.
  • Password hashing: Your password is never stored in plain text; bcrypt hashing is used.
  • Two-factor authentication (2FA): OTP verification is available as an extra layer of security for your account.
  • Restricted Access: Only authorised staff can access your data, and every access is logged.
  • Regular security audits: Third-party experts conduct regular security audits of our systems.
  • Data backup: Your data is backed up across multiple secure servers to prevent any loss.
If you notice any unauthorised access or suspicious activity on your account, contact the big999 support team immediately.
8. Your Rights

As a big999 member, you have full control over your own data. We respect and uphold the following rights.

Right to access

You can request to know what information big999 holds about you.

Right to rectification

You may request corrections to any inaccurate or outdated information.

Right to erasure

You can request deletion of your data where no legal obligation requires it to be retained.

Right to restrict processing

You may request that we restrict the processing of your data in certain circumstances.

Right to portability

You can request a download of your data in a readable format.

Right to Object

You may object to the use of your data for marketing or profiling purposes.

To exercise any of these rights, email us at [email protected]. We will respond within 30 business days.

9. Data Retention Period

Big999 does not retain your data indefinitely. Each type of information has a defined retention period based on legal obligations and business requirements.

Data type Retention period
Account Information 5 years after account closure
Financial Transactions 7 years from the date of transaction
KYC Documents 5 years after account closure
Support Conversations 2 years from the date of conversation
Cookies data Until session ends or a maximum of 1 year

Once the retention period expires, your data is securely deleted or fully anonymized so you can no longer be identified in any way.

10. Contact

For any questions, complaints, or requests regarding this Privacy Policy, please contact our Data Protection team. We take all your concerns seriously.

If your complaint is not resolved to your satisfaction, you may escalate it to the relevant regulatory authority. We always operate with full transparency.
Our Commitment

Why your information is safe at big999

We prove through action, not just words, that your privacy is our highest priority.

Military-Grade Encryption

Big999 uses TLS 1.3 encryption on every connection — the same level of protection used by banks and military institutions, making it virtually impossible for any third party to access your data.

Your data is never sold

Big999 never sells your personal data to advertisers or data brokers. Your data is not a product — it is our responsibility.

GDPR Compliant Policy

Our Privacy Policy follows the international GDPR standard, meaning we adhere to some of the strictest data management rules in the world.

24/7 Security Monitoring

Big999's security team monitors systems around the clock. Any suspicious activity is automatically detected and acted on immediately.

Transparent Data Use

We always tell you why your data is needed and how it will be used. No hidden agendas, no surprises — transparency is what big999 stands for.

You're in Control

At big999, you can view, correct, or request deletion of your data at any time. Your data belongs to you.

Join big999

Play safely on a trusted platform

Your data is fully protected at big999. Register today and step into the exciting world of slots, casino, and Sports Betting — completely securely.

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