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Product Changelog

Track every update to Holdix — new features, improvements, bug fixes, and security enhancements. We ship continuously and document every meaningful change here so you always know what's new.

New FeaturesImprovementsBug FixesSecurity Updates

New Features

  • Added SEO-optimized Contact page with structured form and support channels
  • Added SEO-optimized About page with platform capabilities and audience sections
  • Introduced changelog page for product transparency and release notes

Improvements

  • Renamed hero CTA button to "Try Demo User" for clarity
  • Made mobile navigation Get Started button full-width with neon glow effect
  • Improved mobile landing page with rounded hero panes and refined layout

New Features

  • Profile photo upload with drag-and-drop support and automatic resizing
  • Avatar display in header navigation and settings page
  • Centre-crop and JPEG compression for optimized storage

Improvements

  • Updated header component to show user avatar with initials fallback
  • Added avatar cleanup on account deletion for data hygiene

New Features

  • Encryption key rotation system with versioned master keys (AES-256-GCM)
  • TOTP backup codes — 8 one-time recovery codes in XXXX-XXXX format
  • Security audit logging for sensitive operations

Improvements

  • Idempotent key rotation — skips records already on target encryption version
  • Backup code count exposed via public query for UI display

Security Updates

  • Implemented HKDF per-user key derivation for data isolation
  • Added rate limiting with fixed-window algorithm to prevent abuse
  • Error sanitization layer applied at DB write boundaries
  • Versioned encryption prefix system (v2k{N}) for seamless key migration

New Features

  • Guest demo mode — auto-activates for unauthenticated visitors via signed JWT
  • Admin impersonation system with session prefix guards (imp_, demo_)
  • Demo banner component displayed during demo sessions

Improvements

  • Backend mutation guard (requireNotImpersonation) blocks writes for demo and impersonated sessions
  • Demo user data seeding with idempotent setup function

Bug Fixes

  • Fixed race condition in demo session activation flow
  • Resolved JWT token refresh timing issue in demo provider

New Features

  • Real-time portfolio dashboard with holdings, allocation, and net worth overview
  • Exchange connections via read-only API keys (Binance, OKX, Bybit, WhiteBIT)
  • EVM and Bitcoin wallet tracking by address
  • Manual asset entry for savings, real estate, and business holdings
  • Performance analytics with interactive charts, P&L, and cost basis tracking
  • Portfolio rebalancing tools with target allocation and drift monitoring
  • Automated PDF, Excel, and CSV report generation
  • Sign-In with Ethereum (SIWE) authentication
  • TOTP two-factor authentication
  • Multi-portfolio support for separate strategies or entities

Security Updates

  • AES-256-GCM encryption for sensitive data at rest
  • Read-only API key enforcement for all exchange connections
  • RS256 JWT signing for session management

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