Metadium is developing a blockchain protocol for Self-Sovereign Identity. Their goal is to allow users to own all aspects of their identity. Metadium's network is powered by the Ethereum-based META token.

Dock is a decentralized data exchange protocol that gives users more control over their data and identities online. Their goal is to enable interoperability between networks, and to allow consumer Apps to access personal data with the full control of the end user. The Dock network is powered by the Ethereum-based DOCK token.

BidiPass is a blockchain-based identity authentication platform. The BidiPass security protocol is built on top of the Ethereum blockchain and is designed to provide an additional level of security for users while maintaining the user experience of an App or device. BidiPass can be integrated across multiple devices and uses encrypted biometric data to enhance identity authentication security.