> For the complete documentation index, see [llms.txt](https://docs.ont.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ont.io/decentralized-identity-and-data.md).

# Decentralized Identity and Data

- [ONT ID](https://docs.ont.io/decentralized-identity-and-data/ontid.md): Ontology's decentralized identity framework
- [Decentralized Identifiers](https://docs.ont.io/decentralized-identity-and-data/ontid/decentralized-identifiers.md)
- [Method Specification for Ontology](https://docs.ont.io/decentralized-identity-and-data/ontid/decentralized-identifiers/specification.md): did:ont
- [Method Specification for Ethereum](https://docs.ont.io/decentralized-identity-and-data/ontid/decentralized-identifiers/method-specification.md): did:etho
- [Method Specification for BSC](https://docs.ont.io/decentralized-identity-and-data/ontid/decentralized-identifiers/method-specification-1.md): did:bnb
- [Verifiable Credentials](https://docs.ont.io/decentralized-identity-and-data/ontid/trust-mechanism.md): Outline of the trust model
- [Anonymous Credentials](https://docs.ont.io/decentralized-identity-and-data/ontid/trust-mechanism/anonymous-credentials.md): A zero knowledge proof signature algorithm
- [ONT Login](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login.md)
- [Scenarios](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/scenarios.md)
- [Protocol Specification](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/protocol-specification.md)
- [Front-end JavaScript SDK](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/front-end-javascript-sdk.md)
- [Integration and Usage](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/front-end-javascript-sdk/integration-and-usage.md)
- [API Reference](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/front-end-javascript-sdk/api-reference.md)
- [Front-end UI SDK](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/ui-sdk.md)
- [Integration and Usage](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/ui-sdk/integration-and-usage.md): ONT Login web component UI SDK for JavaScript
- [API Reference](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/ui-sdk/api-reference.md)
- [Back-end Go SDK](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/back-end-go-sdk.md)
- [Integration and Usage](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/back-end-go-sdk/integration-and-usage.md)
- [API Reference](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/back-end-go-sdk/api-reference.md)
- [Back-end Java SDK](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/back-end-java-sdk.md)
- [Integration and Usage](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/back-end-java-sdk/integration-and-usage.md)
- [API Reference](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-login/back-end-java-sdk/api-reference.md)
- [ONT TAG](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-tag.md)
- [Workflow](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-tag/kyc-using-verifiable-credentials.md)
- [API Reference](https://docs.ont.io/decentralized-identity-and-data/ontid/ont-tag/verification-via-did-verifiable-credentials-service-integration.md)
- [Mercury](https://docs.ont.io/decentralized-identity-and-data/ontid/mercury.md)
- [OScore](https://docs.ont.io/decentralized-identity-and-data/ontid/oscore.md): Cross-chain reputation and credit evaluation protocol
- [DDXF](https://docs.ont.io/decentralized-identity-and-data/ddxf.md): A brief introduction to Ontology's Distributed Data Exchange Framework
- [Components and Interfaces](https://docs.ont.io/decentralized-identity-and-data/ddxf/components-and-interfaces.md): Different components and modules of DDXF
- [GREP](https://docs.ont.io/decentralized-identity-and-data/ddxf/grep.md): Generic Resource Exchange Protocol Specifications
- [Overall Scheme](https://docs.ont.io/decentralized-identity-and-data/ddxf/overall-scheme.md): Possible DDXF scenarios
- [Solutions](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions.md)
- [Marketplace](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace.md): Data resource exchange platform
- [Deployment](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/deployment.md): Deploying a custom marketplace
- [Scenarios](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/scenarios.md): Marketplace solution potential rundown
- [SaaS Tenant](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/saas-tenant.md): Use Ontology's generic marketplace server
- [Java SDK](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/java-sdk.md): Marketplace SDK reference
- [Data Storage](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/data-storage.md): Data Storage service using Ontology's DDXF
- [Deployment](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/data-storage/deployment.md): Deploying the storage service
- [Java SDK](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/data-storage/java-sdk.md): Storage SDK documentation
- [Resource Auditor](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/resource-auditor.md): DDXF resource auditor solution for resource providers
- [Offline Judge](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/offline-judge.md): An arbitrator to help resolve disputes off-chain
- [Use Cases](https://docs.ont.io/decentralized-identity-and-data/ddxf/use-cases.md): Current use cases for the DDXF framework
- [E-Shops](https://docs.ont.io/decentralized-identity-and-data/ddxf/use-cases/e-shops.md): Data marketplaces for exchange between data providers and potential consumers