Data Retention & Cookies
Operator & jurisdiction: BASIS is operated by BASIS DIGITAL INFRASTRUCTURE LTD, a Seychelles-incorporated entity (LEI: 254900IX2F2KCWNSSS64).
Currency convention: Amounts displayed in USDT are presented as USD-equivalent internal accounting values. USDT is not a depositable or withdrawable asset on the platform.
Last Updated: February 2026
This page supplements the Privacy Notice with detailed information about data retention periods and the platform's cookie practices.
Part 1: Data Retention
1.1 Retention Policy
BASIS DIGITAL INFRASTRUCTURE LTD retains personal data only for as long as necessary to fulfill the purpose for which it was collected, comply with legal obligations, or support legitimate business operations.
When data is no longer needed, it is securely deleted or anonymized.
1.2 Retention Schedule
Account / Identity data (email address, authentication records)
Duration of account + 1 year after closure
Account management and security audit trail
Transaction & staking records (deposits, withdrawals, swaps, reward claims)
5 years from transaction date
Legal and regulatory compliance (AML/CTF)
Referral network & reward records
5 years from event date
Legal and regulatory compliance
Technical / server logs (IP addresses, access logs)
90 days (rolling)
Security monitoring and fraud prevention
Customer support communications
2 years from last interaction
Service quality and dispute resolution
KYC documentation (if applicable)
As required by applicable law
Regulatory compliance
Cookie data (analytics)
As set by cookie, typically 12–24 months
Platform analytics and improvement
1.3 Blockchain Data
Blockchain transaction data is permanently immutable by the nature of the technology. Data recorded on-chain, such as wallet addresses, transaction hashes, and block timestamps, cannot be deleted or modified.
This is an inherent property of blockchain systems, not a discretionary choice by BASIS.
1.4 Deletion Requests
To request deletion of personal data held by BASIS, contact [email protected].
BASIS will generally:
Acknowledge your request within 5 business days
Process eligible deletion within 30 calendar days
Confirm completion in writing
Deletion requests cannot be fulfilled for:
data required by applicable law, including AML records
data already recorded on a public blockchain
data necessary to resolve an active dispute
Part 2: Cookies Policy
2.1 What Are Cookies
Cookies are small text files stored on your device when you visit a website. They help the platform recognize your device, maintain sessions, and improve your experience.
2.2 Cookie Categories We Use
Essential
Platform functionality, including session management and authentication
Session token, CSRF token
Session, deleted on browser close
Analytical
Understand platform usage patterns in anonymized form
Page views, click data, session duration
12 months
Preference
Remember your settings
UI theme, selected display preferences
12 months
BASIS does not use advertising or tracking cookies for third-party ad networks, and does not sell cookie data.
2.3 Third-Party Services
BASIS uses the following third-party services that may set their own cookies:
Analytics provider
Anonymized usage statistics
Per provider
2.4 Managing Cookies
You can control cookies through your browser settings:
View stored cookies: Browser Settings → Privacy → Cookies
Delete existing cookies: Browser Settings → Clear Browsing Data
Block future cookies: Browser Settings → Privacy → Block Cookies
Popular browser guides:
Disabling essential cookies will prevent you from logging in or using core platform functions.
2.5 Cookie Consent
When you first access the BASIS platform, you will be presented with a cookie consent notice. Essential cookies are used automatically because they are required for platform operation. You can accept or decline optional cookies, including analytics and preference cookies, at that time.
You can change your consent choices at any time through the privacy settings on the platform.
Contact
For questions about data retention or cookies:
BASIS DIGITAL INFRASTRUCTURE LTD Email: [email protected] LEI: 254900IX2F2KCWNSSS64
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