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ZKP Applications

This section covers real-world use cases and applications of Zero-Knowledge Proofs across various domains.

Individual application notes are not yet created. Contributions welcome.

Privacy-Focused Applications

Cryptocurrencies

• Zcash: Uses zk-SNARKs for private transactions
• Monero: Uses Bulletproofs for range proofs
• Privacy Layers: Aztec, Tornado Cash

Identity Management

• Self-sovereign identity: Proving attributes without revealing identity
• Age verification: Proving age without revealing birthdate
• Credential verification: Academic or professional credentials

Scalability Solutions

Layer 2 Scaling

• zkRollups: zkSync, Loopring, dYdX
• Validium: StarkWare solutions
• ZkEVM: Polygon Hermez, Scroll, zkSync Era

Blockchain Compression

• State compression: Reducing on-chain data storage
• Transaction aggregation: Bundling multiple transactions

Enterprise Applications

Supply Chain

• Provenance tracking: Verifying product authenticity
• Compliance verification: Meeting regulatory requirements

Healthcare

• Medical records: Sharing diagnostic results without revealing patient data
• Clinical trials: Proving trial efficacy without revealing individual data

Finance

• Credit scoring: Proving creditworthiness without revealing financial details
• Risk modeling: Sharing risk assessments without revealing underlying data

Gaming and Digital Assets

NFTs

• Private trading: Transacting NFTs without revealing ownership
• Metadata privacy: Hiding sensitive metadata

Gaming

• Fair gameplay: Proving game outcomes without revealing strategies
• Cheating prevention: Verifying compliance with game rules