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Zero-knowledge cryptography allows you to post opaque data to the blockchain and selectively reveal properties of it to chosen people and applications. For exa
by somebodythere 4y ago
Zero-knowledge cryptography allows you to post opaque data to the blockchain and selectively reveal properties of it to chosen people and applications.
For example, a zero-knowledge DID can generate a proof to an age-restricted application that you are over 18, without necessarily revealing your birthdate or any other information about yourself.
- captn3m0 4y agoAnd this is already covered by the DID/VC W3C specs that don’t need a blockchain. An age restriction in particular will _always require the blessing of a central party_.