Your Privacy Is Our Responsibility

ck31 Privacy Policy

This document describes in full transparency how your personal information is collected, for what purposes it is used, and how it is kept secure on the ck31 platform.

Last Updated: January 2026

The ck31 platform places the highest importance on user privacy. This Privacy Policy ("Policy") provides a detailed description of our commitments and processes regarding the handling of your personal information. By using ck31's website and services, you are considered to have accepted the terms of this Policy. Please read this document carefully. If any changes are made to this Policy, we will notify you via a notice on the platform.

1 What Information We Collect

When you register and use services on the ck31 platform, we may collect the following types of information:

  • Identity Information: Name, date of birth, and other information provided for identity verification.
  • Contact Information: Email address, mobile number, and other details needed for communication.
  • Financial Information: Mobile banking account details (bKash, Nagad, Rocket) and transaction history.
  • Technical Information: IP address, device type, browser information, operating system, and login timestamps.
  • Usage Information: Gameplay history, preferred game categories, bet amounts, and session duration.
  • Cookie & Tracking Information: Website browsing behaviour, click patterns, and page visit data.
We only collect information that is genuinely necessary to provide our services. Collecting unnecessary or excessive information is against our policy.

2 How We Collect Information

ck31 collects your information in several ways:

  • Direct Provision: When you create an account, fill out a form, contact our support team, or complete a transaction.
  • Automatic Collection: Automatically from your device and browser through cookies and similar technologies.
  • From Third Parties: Necessary confirmation information from identity verification service providers or payment processors.

Purpose and Basis for Using Information

3 How We Use Your Information

Collected information is used only for the following legitimate purposes:

  • Account Management: To handle registration, login, identity verification, and account security.
  • Service Delivery: For operating games, processing deposits and withdrawals, and distributing bonuses.
  • Customer Support: To resolve your issues and answer your questions via live chat and email.
  • Security & Fraud Prevention: To detect suspicious activity and protect the integrity of the platform.
  • Responsible Gaming: To identify unusual betting patterns and support users, and to enforce responsible gaming guidelines.
  • Communication: To send important updates, policy changes, or account-related notifications.
  • Service Improvement: To analyse user experience and further improve the platform.

4 Legal Basis for Processing Information

ck31 processes your information on the following legal bases:

  • Contractual Necessity: What is required to fulfil the contract for service delivery.
  • Your Consent: Based on your explicit permission in specific cases.
  • Legitimate Interests: For legitimate purposes such as fraud prevention and maintaining security.
  • Legal Obligation: To comply with applicable laws and regulations.

5 Data Retention Period

Your information is retained only for as long as it is needed. Generally:

  • Data for active accounts is retained for as long as the account remains open.
  • Even after an account is closed, certain information may be retained for a specified period to meet legal obligations.
  • Transaction and financial records are retained for the period required under applicable financial regulations.
  • Once the necessary period has ended, your information is securely deleted or anonymised.

Data Sharing & Third Parties

6 Disclosure of Information and Sharing with Third Parties

ck31 never sells your personal information to third parties or provides it for commercial purposes. However, information may be shared with selected parties in specific circumstances:

  • Payment Processors: Financial information necessary to complete transactions via bKash, Nagad, and Rocket.
  • Identity Verification Services: To trusted verification organisations for confirming age and identity.
  • Technology Partners: Hosting and security service providers required for platform operations.
  • Law Enforcement Agencies: When required to meet legal obligations or comply with a court order.
Before sharing information with any third party, we ensure they maintain adequate data protection measures. Data processing agreements are in place with our partners.

7 Cookies and Similar Technologies

Cookies and similar tracking technologies are used on the ck31 website. Cookies are small data files stored in your browser.

  • Essential Cookies: Required to maintain login sessions and ensure core functionality.
  • Performance Cookies: To monitor website speed and performance.
  • Analytics Cookies: To understand user behaviour and improve services.
  • Preference Cookies: To remember your language and other preferences.

You can control cookies through your browser settings, but disabling certain cookies may affect website functionality.

8 International Transfer of Data

The servers where your information is primarily stored may be located outside Bangladesh. In such cases, ck31 ensures that:

  • Adequate protection measures are in place wherever the data is transferred.
  • International data protection standards are followed.
  • Transferred data is handled in accordance with all provisions of this Policy.

Your Rights & Protections

9 Your Rights Regarding Your Information

As a user of the ck31 platform, you have the following rights over your own information:

  • Right of Access: You may request to know what information we hold about you.
  • Right to Rectification: You may request correction of inaccurate or incomplete information.
  • Right to Erasure: In certain circumstances, you may request that your information be deleted.
  • Right to Restrict Processing: In certain circumstances, you may request that processing of your information be limited.
  • Right to Data Portability: You may request a copy of your information in a structured format.
  • Right to Object: You may object to your information being used for specific purposes.
  • Right to Withdraw Consent: You may ask us to stop using information provided on the basis of consent at any time.
To exercise these rights, send an email to [email protected]. We will respond to your request as soon as possible.

10 Data Security Measures

ck31 employs industry-standard technical and organisational measures to protect your information:

  • SSL Encryption: All data transmissions are secured through SSL/TLS encryption.
  • Access Controls: Only authorised personnel can access user information.
  • Regular Security Reviews: Regular audits are conducted to identify system vulnerabilities.
  • Secure Servers: Data is stored in secure data centres.
  • Two-Factor Authentication: An additional security layer to prevent unauthorised access to accounts.
  • Staff Training: All staff receive regular training on data protection.

Please note that no transmission of information over the internet is 100% secure. While we provide the highest level of protection, we cannot guarantee complete security.

11 Protection of Children and Minors

The ck31 platform is strictly for users aged 21 and above. We do not knowingly collect any information from minors or provide services to them. If we are informed that information from a minor has been collected, we will immediately delete that information and close the associated account. To learn more about age verification, please read our responsible gaming guidelines.

Special Provisions & Policy Changes

12 Marketing and Communications

ck31 contacts you for the following purposes:

  • Important account-related notifications and transaction confirmations.
  • Notices of changes to platform rules and terms.
  • Promotional offers and bonus information based on your consent.
  • Security alerts and notifications regarding account activity.

You may opt out of promotional communications at any time. However, essential service-related notifications will continue to be sent.

13 Changes to This Policy

ck31 reserves the right to update this Privacy Policy as needed. For significant changes:

  • A notice will be posted on the platform at least 30 days before the change takes effect.
  • A notification will be sent to your registered email address.
  • The date of the latest update will be shown at the top of the revised policy.
  • Continued use of the platform after a change has been made will be considered acceptance of the new policy.
Keep your registered email address up to date so you don't miss any important changes.

14 Applicable Law and Jurisdiction

This Privacy Policy is governed by the provisions of applicable law. Any dispute relating to personal data protection will first be attempted to be resolved through discussion. If a resolution cannot be reached through discussion, applicable legal procedures will be followed. If any provision of this Policy is declared invalid, it will not affect the remaining provisions.

Contact Us

If you have any questions or concerns about the Privacy Policy, please get in touch with us. The ck31 support team provides assistance in both Bengali and English.

Live Chat: Active 24/7 — use the live chat option on the platform
Response Time: As soon as possible — typically instant on live chat
Language: Bengali and English