Exchange Integration Guide

The pages below guide you how to integrate an exchange with Canton for the purpose of trading Canton Network Token Standard compliant tokens like Canton Coin.

The core of such an integration is automating the deposits and withdrawals of tokens to and from the exchange. The guide can thus also be used for services other than exchanges that want to support deposits and withdrawals of Canton Network tokens.

Important

This guide is under active development and not all sections are complete. See the overview for details.

• Overview
  • What is the status of this guide?
  • What to develop in what order?
• Integration Architecture
  • High-Level Overview
  • Component Overview
    • Exchange Components
    • Canton Integration Components
    • Third-Party Components
  • Information Flows
• Integration Workflows
  • Overview
  • MVP for Canton Coin
    • 1-Step Deposit Workflow
    • 1-Step Withdrawal Workflow
    • UTXO Selection and Management
  • MVP for all Canton Network Tokens
    • Multi-Step Deposit Workflow
    • Multi-Step Withdrawal Workflow
    • Canton Network Token Onboarding
• Fault Tolerance
  • Handling Crashes
  • Handling RPC Errors
    • Reading from Canton Coin Scan
  • Backup and Restore of the Canton Integration DB
• Validator Node Operations
  • Reward Minting and Traffic Funding
  • Setup Exchange Parties
    • Setup up the featured exchange party
    • Setup the treasury party
  • .dar File Management
  • Backup and Restore
  • Rolling out Major Splice Upgrades
• Integration Testing
  • Test Node Setup
  • Testing Checklists
• Integration Extensions
  • Multi-Hosted Parties
  • App Reward Optimization
    • Earn App Rewards for Deposits
    • Earn App Rewards for Withdrawals
  • Sharing App Rewards with your Customers
  • Sharding the Treasury
  • Using the gRPC Ledger API