Aleph Zero is a public blockchain with privacy-enhancing features. It uses a consensus protocol integrated with Substrate stack technology, focusing on speed, scalability, validation time, and security. The blockchain employs Directed Acyclic Graph (DAG) technology, smart contracts, and a "hub and spoke" model for efficient, decentralized transactions and business interaction. Additionally, it utilizes zero-knowledge proofs and secure multi-party computation for data privacy and security.