Cryptocurrency Exchange Platform - Barong

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Component part of OpenDAX Trading Platform


Build Status

Barong is an authentication service for microservice architectures using JWT standard.

It's focused on security and rich KyC features, in a matter of fact it's used in Openware Crypto exchange software stack.


It includes the following features:

  • Registration of users
  • Role based access control (RBAC)
  • Embedded KyC process
  • Integrated KycAID plugin
  • Mailing system: event based, support multi-language, secured by cryptographic signatures
  • Service accounts
  • Focused on user privacy: sensitive informations are encrypted in database using vault, masks are applied on fields in user API endpoints



  • Ruby version: 2.6.6
  • Bundler preinstalled
  • MySQL preinstalled
  1. Install RubyGems dependencies
bundle install
  1. Copy initialisation files
  1. Create database and run migrations
bundle exec rake db:create db:migrate
  1. Start local server
bundle exec rails server

Barong Levels

In the process of verification Barong assign different levels to accounts

  • Level 0 is default account level
  • Level 1 will apply after email verification
  • Level 2 will apply after phone verification
  • Level 3 will apply after identity & document verification

Useful links to documentation

Barong configuration


REST Admin API documentation

REST Management API documentation

REST User API documentation

API Keys creation and usage

Captcha policy overview and configuration

Setting up 2FA

Barong password hashing

Barong data encryption

Crypto exchange software


Barong is released under the terms of the Apache License 2.0.