Notebook uses zero-knowledge cryptography to create a new paradigm for identity verification, giving users full control of their data and allowing them to retain their privacy. Notebook’s technology equips Web3 protocols with simple Sybil-resistant login infrastructure that protects them from attackers and bots and allows them to verify users in a privacy preserving way.

Celestia
Celestia is a modular consensus and data network, built to enable anyone to easily deploy their own blockchain with minimal…
- Blockchain Infrastructure