Case Studies¶

These case studies show how teams have used Sign Protocol attestations in production, with the schemas and integration flows behind each one.

• EthSign: witnessed agreements and proof of agreement
• KYC-Gated Contract Calls: binding a wallet to its KYC status so a smart contract can check it
• Proof of Audit: verifiable security audit reports
• Developer Onchain Reputation: attested builder skills and contributions
• Onboarding Web2 Data: MPC-TLS and zero-knowledge proofs for data seen in the browser