Cryptography firm Bolt Labs has launched a private payment solution, zkChannels, on Tezos.
The startup is now working with Tezos developer groups Nomadic Labs and Metastate to implement the tech in the next network update.
Similar to the Lightning Network, zkChannels is a payment channel for blockchains but with zero-knowledge proofs attached. A current problem with Lightning – a payment solution built on top of the Bitcoin blockchain – is that in certain settings, you can see other people’s de facto bank accounts, called funding channels. zkChannel hides that information from merchants.
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https://www.coindesk.com/bolt-labs-zkchannels-tezos