The nanoSDK One-Time Password API allows you to generate and validate time-based one-time passwords.
nanoSDK's microservices are user-friendly and can be used through explorers on nanosdk.com to speed up your application development.
You need to be authenticated and authorized to consume the services. You need at least one API Key and set the NanoSDK-Key header with this key. When the request is received, the key is validated. and allows the request form the moment you have enough credits.