In March 2021, Aztec launched the zk.cash protocol, which supplied a privateness defend for direct Ethereum transactions. Join strikes the defend out additional, permitting customers to privately connect with Ethereum’s decentralized finance (DeFi) ecosystem, together with widespread apps Uniswap, Lido and Aave. Non-public DeFi actions may embody staking, lending, swaps and decentralized autonomous group (DAO) treasury administration. The Aztec community contains zero-knowledge rollup expertise, which basically bundles transactions earlier than sending them to the Ethereum mainnet, saving cash on transaction or fuel charges.