Okta Single Sign-On - Okta Single Sign-On is the leading independent cloud company with thousands of customers across global industries.
BlockCypher - AWS for Block Chains
Ping Identity - Ping Identity provides cloud-based, single sign-on and identity management solutions with their SAML SSO.
Hyperledger - Hyperledger is a multi-project open source collaborative effort hosted by The Linux Foundation, created to advance cross-industry blockchain technologies.
OneLogin - On-demand SSO, directory integration, user provisioning and more
Nxt Platform - Ardor is a cryptocurrency and blockchain technology platform with tools to build successful blockchain applications out of the box. Scalable and easy to use.