This blockchain only needs 22Kb of data to be verified

Mina applies zk-SNARKs to Cardano’s Ouroboros consensus to achieve scalability and decentralization. Mina aspires to be the world’s tiniest blockchain, with claims that its protocol maintains a constant size of around 22 KBs. This is ostensibly achieved by using recursive zk-SNARKs — the same technology that is used by the privacy-centric cryptocurrency, Zcash (ZEC). However, whereas the latter […]

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Japanese payments firm JCB and Mizuho Bank test blockchain-based ID

Fujitsu has been working on blockchain-based digital identity tools since 2019. Major financial institutions in Japan are moving into blockchain to streamline digital identity systems. Japan’s third-largest bank, Mizuho Bank, and local payment giant JCB are preparing to pilot a digital identity interoperability system based on blockchain technology. The new system will utilize a blockchain […]

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