# Decentralized Identifiers (DIDs) Spec

透過使用者的 DID 可以找到對應的 DID Document。

DID 的格式

did:example:123456789abcdefghi
did:uport:2nQtiQG6Cgm1GYTBaaKAgr76uY7iSexUkqX/some/path#fragment=123

DID Document

{
  "@context": "https://w3id.org/did/v1",
  "id": "did:example:123456789abcdefghi",
  "publicKey": [{
    "id": "did:example:123456789abcdefghi#keys-1",
    "type": "RsaVerificationKey2018",
    "owner": "did:example:123456789abcdefghi",
    "publicKeyPem": "-----BEGIN PUBLIC KEY...END PUBLIC KEY-----\r\n"
  }],
  "authentication": [{
    // this key can be used to authenticate as DID ...9938
    "type": "RsaSignatureAuthentication2018",
    "publicKey": "did:example:123456789abcdefghi#keys-1"
  }],
  "service": [{
    "type": "ExampleService",
    "serviceEndpoint": "https://example.com/endpoint/8377464"
  }]
}

### DID Component
* did-resolver 負責找到 DID 對應的 DID Document
* did-register 負責註冊 DID Document，並產生 DID

### DID Operation
必須實作以下方法給使用者操作 DID 。
* Create
* Read/Verify
* Update
* Delete/Revoke

## Reference
* [Decentralized Identifiers (DIDs) v0.10](https://w3c-ccg.github.io/did-spec/#did-operations)