Privacy Policy

We value your privacy. This policy explains how we collect, use, and protect your personal information.

Last Updated: 2026-01-08 • Version 2.0•
1

What Information We Collect

  • Wallet Address: Public address when logging in via MetaMask, Phantom, TronLink
  • Usage Data: Browsing history, search keywords, filter preferences, subscription records
  • On-Chain Transactions: Transaction hashes of cryptocurrency payments
  • Device Information: IP address, browser type, operating system version
2

How We Use Your Information

  • Provide and maintain services: Account management, news push, API access
  • Improve user experience: Personalized recommendations, preference settings, performance optimization
  • Send notifications: Price alerts, keyword matches, system updates
  • Prevent fraud: Detect abnormal logins, prevent abuse, protect account security
  • Compliance requirements: Respond to legal requests, protect rights
3

Blockchain Data Notice

  • ⚠️ Wallet addresses and transaction records are permanently public on the blockchain
  • Anyone can query your transaction history via Etherscan, Solscan, etc.
  • We cannot delete or modify on-chain data
  • Associated account usage data can be deleted
  • After unlinking wallet address from account, it can still be queried externally
4

Data Sharing

  • ❌ We do not sell personal information to third parties
  • ✅ Necessary third-party services: Alibaba Cloud, AWS
  • ✅ Legal requirements: Court orders, regulatory investigations, protecting user rights
  • ✅ Business transfers: Data transfer during merger or acquisition (advance notice)
5

Data Security

  • Encrypted storage: AES-256 encryption for sensitive data (API Keys)
  • Transmission security: HTTPS/TLS 1.3 encryption for all network communications
  • Access control: Role-based permission management
  • Security audit: Regular penetration testing, vulnerability scanning, code review
  • Backup recovery: Daily automatic backup, off-site disaster recovery
6

Cookie Usage

  • Essential Cookies: Login status, security verification, language preference (cannot be disabled)
  • Analytics Cookies: Usage statistics, performance monitoring (Google Analytics)
  • Advertising measurement: X Pixel measures page visits, sign-ins, subscription checkout activity and completed paid subscriptions, using click IDs, conversion IDs, amounts and currencies to assess campaign results. Enabled invitation promoters may receive these events through their configured pixels.
  • First-touch cookie: Referral and campaign labels and X click IDs are retained for 30 days to attribute registrations and payments.
  • Functional Cookies: Remember filter settings, dark mode preferences
  • Manage Cookies: Browser settings → Privacy → Cookies → Block third-party cookies
7

Data Retention

  • Account data: Retained during active account period
  • Usage records: Retained for 2 years for analysis and service improvement
  • Blockchain data: Permanently retained (cannot be deleted)
  • Account deletion: All deletable data cleared within 30 days