EAS is an open-source infrastructure designed to facilitate the creation of attestations both on-chain and off-chain. EAS aims to establish a universal standard for verifying the authenticity of information in an increasingly complex online environment. By enabling any entity to make attestations about anything, EAS seeks to enhance trust and transparency across various applications, from digital identities to governance systems.
- Simple Architecture: EAS operates on two core smart contracts: one for registering attestation schemas and another for making attestations. This simplicity allows for versatile applications across different use cases.
- Adaptability: Adaptability: The platform does not impose predefined structures, allowing users to create tailored schemas that fit their specific needs, fostering innovation.
- Public Good: EAS is open-source, permissionless, and tokenless, ensuring that it remains a neutral foundation for trust without being manipulated for profit.
- Beyond Identity: While EAS addresses digital identity challenges, its flexibility supports a wide range of applications including reputation systems, voting mechanisms, and provenance tracking.
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Identity Verification:
- KYC/AML Compliance: Verify identities for financial institutions to meet regulations.
- Online Marketplaces: Confirm the identities of buyers and sellers to reduce fraud.
- Social Networks: Validate user identities to combat fake accounts and enhance trust.
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Credential and Certification Validation:
- Education and Certifications: Confirm academic and professional credentials for job applications and professional recognition.
- Digital Credentials: Enable users to control and share their verified credentials securely.
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Reputation and Trust Systems:
- Peer-to-Peer Lending: Establish borrower creditworthiness to mitigate lending risks.
- Freelance Platforms: Verify freelancer skills and past work to aid client hiring decisions.
- Trust and Safety: Authenticate individuals and organizations to prevent scams and fraud.
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Supply Chain and Product Provenance:
- Product Authenticity: Ensure goods are genuine and trace their supply chain to avoid counterfeits.
- Sustainability Verification: Confirm ethical and sustainable sourcing of products.
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Voting and Governance:
- Election Integrity: Verify voter identities and secure election processes.
- Decentralized Governance: Facilitate transparent and accountable decision-making in DAOs and other decentralized entities.
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Authenticity and Intellectual Property:
- Combatting Counterfeits: Verify product authenticity and protect brands from fraud.
- AI-Generated Content: Confirm the legitimacy of digital content and combat deep fakes.
- IP Rights for AI Creators: Establish ownership and licensing of AI-generated works.
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Additional Uses:
- Ticketing: Verify event ticket authenticity to prevent fraud.
- Notary Services: Provide secure digital notary services for documents.
- Healthcare Records: Validate healthcare provider credentials and facilitate secure patient record exchanges.
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Attestations:
- What: Digital approvals of data.
- Purpose: To confirm and verify information.
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Schemas:
- What: Templates that outline the format for data.
- Function: Ensure data is consistently structured.
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Schema Registry Contract:
- Role: Registers schemas, assigns unique IDs, and makes them available.
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Attestation Process:
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Steps:
- Structure data using a schema.
- Sign the data.
- Submit it with the schema ID to the Attestation Contract.
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Result: Attestation is recorded on the blockchain.
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Managing Attestations:
- Features: Can be set to expire or be revoked, while still keeping a transparent record.
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Connected Attestations:
- Benefits: Attestations can reference each other, forming a network of trust.
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Key Contracts:
- Schema Registry Contract: Manages schema registration.
- Attestation Contract: Handles attestations and their lifecycle.