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Changelog

All notable changes to the CrowdProof API and protocol.

v1.4.0 — 2026-02-28​

Added​

  • Debt Claims API — Submit, dispute, and resolve on-chain debt claims (/api/v1/debt-claims)
  • Output caching — Response caching for score queries (60s), DID resolution (5min), and health checks (10s)
  • CDN cache headers — Immutable caching for static assets, stale-while-revalidate for logos
  • Staging environment — Preview deployments at staging.crowdproof.id
  • Documentation site — Comprehensive docs built with Docusaurus

Improved​

  • Accessibility — WCAG 2.1 AA compliance: skip-nav, aria-expanded, focus-visible, color contrast, prefers-reduced-motion
  • Lighthouse scores — Performance: 98, Best Practices: 100, SEO: 92, Accessibility: 95+

v1.3.0 — 2026-02-27​

Added​

  • Portal dashboard — Web app for exploring addresses, viewing scores, and managing account
  • WebSocket support — Real-time score updates via SignalR at /hubs/scores
  • Webhook subscriptions — HTTP callbacks with HMAC-SHA256 signatures
  • Stripe billing — Checkout sessions and subscription management

Improved​

  • Application Insights — Structured logging and telemetry SDK integrated
  • Rate limiting — Sliding window rate limiter per API key with tier-based limits

v1.2.0 — 2026-02-26​

Added​

  • Compliance module — KYC initiation, age verification (ZK), OFAC sanctions screening
  • Dispute system — Submit, escalate, and withdraw disputes
  • Azure Key Vault — Secret management for API keys and connection strings
  • Data retention policy — 90-day PII retention, 7-year financial records

Improved​

  • Input validation — Custom Ethereum address, transaction hash, and DID validators
  • CORS lockdown — Restricted to crowdproof.id domains and portal SWA

v1.1.0 — 2026-02-25​

Added​

  • ZK proof generation — Groth16 SNARKs for score threshold proofs
  • Batch queries — Query up to 100 addresses in a single request
  • API versioning — All endpoints under /api/v1/ prefix
  • API key authentication — Tiered access with X-API-Key header

v1.0.0 — 2026-02-24​

Initial Release​

  • Reputation scoring — 6 categories (DeFi Lending, DEX Trading, Governance, NFT, Social, Credit History)
  • DID registration — EVM-based Decentralized Identifiers
  • Verifiable Credentials — Issue and resolve credentials
  • SIWE authentication — Sign-In with Ethereum for JWT tokens
  • REST API — Full CRUD for identities, scores, and credentials
  • Website — Landing page at crowdproof.id with product overview