STARK
Web3 / privacy technology
A STARK (Scalable Transparent Argument of Knowledge) is a type of zero-knowledge proof that allows one party to prove knowledge of data without revealing the data itself, using only transparent public randomness rather than secret trusted setup parameters. STARKs are quantum-resistant and scale efficiently to large computations, making them ideal for proving complex blockchain operations like state transitions or layer-two rollups. Unlike SNARKs, which require a trusted ceremony to generate proving keys, STARKs rely entirely on transparent cryptography, eliminating a class of security assumptions and making them more suitable for trustless systems.
Example
StarkNet, developed by StarkWare, is a layer-two scaling solution for Ethereum that uses STARKs to compress thousands of transactions into a single proof posted to the Ethereum mainchain.
Why It Matters
STARKs enable scalable privacy and verifiable computation without trusted setup, advancing both confidentiality and transparency in blockchain systems. Their quantum resistance makes them future-proof against emerging computational threats.
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