Types of Data Collected
When using the bs4 platform, we may collect the following types of information:
Account & Identity Information
- Name, date of birth, and gender
- Mobile number and email address
- National ID number (for identity verification)
- Login credentials and password (stored in encrypted form)
Financial & Payment Information
- BKash or Nagad number (for transaction verification)
- Deposit and withdrawal history (BDT / ৳)
- Bank account details (if bank transfer is used)
Device & Usage Information
- Device type, operating system, and browser version
- IP address and approximate location
- Page visit history, session duration, and click data
Purpose of Data Use
Bs4 uses the information it collects for the following purposes:
To facilitate registration, login, identity verification, and secure transactions.
Deposits and withdrawals are processed via bKash, Nagad, and bank transfer.
Detecting unusual activity and keeping the platform secure.
Analyzing user experience to further improve the platform.
Cookies & Tracking Technologies
Bs4 uses cookies on its website. Cookies are small text files stored in your browser. They come in two types:
- Essential Cookies: Essential for login sessions and platform security. Disabling these cookies may cause the site to function incorrectly.
- Analytical Cookies: Helps analyze user behavior. These can be disabled through your browser settings.
You can manage cookies through your browser settings. However, disabling cookies entirely may limit access to certain features on the platform.
Data Retention & Security Measures
Bs4 uses industry-standard security technologies to keep your data safe:
- All data is transmitted via SSL encryption.
- Passwords are never stored in plain text — only encrypted hashes are retained.
- Financial information is stored on separate, secured servers.
- Following account closure, data may be retained for up to 5 years for legal compliance purposes.
That said, no online platform can guarantee 100% security. While we take every measure to protect your data, keeping your account password confidential is your own responsibility.
Sharing Data with Third Parties
Bs4 does not sell your personal information to any third party. However, limited data may be shared in the following circumstances:
- Payment Processing: Information required to process transactions via bKash or Nagad is shared with those providers.
- Legal Obligation: Information may be disclosed upon order of a Bangladeshi court or regulatory authority.
- Fraud Investigation: Law enforcement agencies may be engaged to investigate suspicious activity.
Third-party service providers operate under their own privacy policies. bs4 is not responsible for their practices.
User Rights & Policy Updates
Your Rights Over Your Data
As a bs4 user, you have the following rights:
- Right to Access: You may request to know what information we hold about you.
- Right to Rectification: You may contact us to correct any inaccurate information.
- Deletion Request: You may request deletion of your data after closing your account, though certain information may be retained as required by law.
- Data Transfer: You may request a copy of the personal data we hold about you.
Policy Updates
Bs4 reserves the right to update this Privacy Policy at any time. Where changes are significant, a notice will be posted on the platform and the revision date on this page will be updated. Continued use of the platform after any changes constitutes acceptance of the revised policy.
Questions about data protection?
Contact us for any questions regarding this Privacy Policy: [email protected]
Visit the FAQ section for answers to more common questions.