Nighttime Peanut Migrations

    @windingtree/vc

    1.2.4 • Public • Published

    (!!!) This package is deprecated and will be removed soon

    @windingtree/vc

    A library for creating and verifying Verifiable Credentials

    Setup

    npm install @windingtree/vc

    VC creation and verification

    import {
      createVc,
      verifyVc
    } from '@windingtree/vc';
    
    const issuerDid = 'did:orgid:0xcfdb769eafae259e58028ba25ab70ce539731b593c08b780e5275c723132d206';
    const holderDid = 'did:orgid:0x15fe81a268e1ac2698c3a41399da2b92da0fe85559a9666cfb4426c6ded4f9fe';
    const vcType = 'TrustAssertion';
    const verificationMethod = `${issuerDid}#key2`;
    const signatureType = key.alg;
    const proofPurpose = 'assertionMethod';
    const expirationDate = new Date(Date.now() + 60*60*24).toISOString();
    const subject = {
      id: holderDid,
      data: 'TRUE'
    };
    
    const vc = createVc(
      subject,
      issuerDid,
      holderDid,
      vcType,
      verificationMethod,
      '<PRIVATE_KEY_ALG>', // e.g. ES256K
      '<PRIVATE_KEY>',
      proofPurpose,
      expirationDate
    );
    
    console.log(vc);
    // {
    //   '@context': [ 'https://www.w3.org/2018/credentials/v1' ],
    //   id: '2sx2p73r5sp',
    //   type: [ 'VerifiableCredential', 'TrustAssertion' ],
    //   issuer: 'did:orgid:0xcfdb769eafae259e58028ba25ab70ce539731b593c08b780e5275c723132d206',
    //   holder: {
    //     id: 'did:orgid:0x15fe81a268e1ac2698c3a41399da2b92da0fe85559a9666cfb4426c6ded4f9fe'
    //   },
    //   issuanceDate: '2021-04-16T15:04:21.289Z',
    //   expirationDate: '2021-04-16T15:05:47.675Z',
    //   credentialSubject: {
    //     id: 'did:orgid:0x15fe81a268e1ac2698c3a41399da2b92da0fe85559a9666cfb4426c6ded4f9fe',
    //     type: 'social',
    //     claim: 'https://t.me/windingtree'
    //   },
    //   proof: {
    //     type: 'secp256k1',
    //     created: '2021-04-16T15:04:21.289Z',
    //     proofPurpose: 'assertionMethod',
    //     verificationMethod: 'did:orgid:0xcfdb769eafae259e58028ba25ab70ce539731b593c08b780e5275c723132d206#key2',
    //     jws: 'eyJhbGciOiJFUzI1NksifQ.eyJAY29udGV4dCI6WyJodHRwczovL3d3dy53My5vcmcv...VZjg60FrbXBfE_-vZJt19iKLlYChPTWon2ADcV0w'
    //   }
    // }
    
    const verificationResult = verifyVc(
      vc,
      '<PUBLIC_KEY_ALG>', // e.g. ES256K
      '<PUBLIC_KEY>'
    );
    
    console.log(verificationResult);
    // {
    //   '@context': [ 'https://www.w3.org/2018/credentials/v1' ],
    //   id: '2sx2p73r5sp',
    //   type: [ 'VerifiableCredential', 'TrustAssertion' ],
    //   issuer: 'did:orgid:0xcfdb769eafae259e58028ba25ab70ce539731b593c08b780e5275c723132d206',
    //   holder: {
    //     id: 'did:orgid:0x15fe81a268e1ac2698c3a41399da2b92da0fe85559a9666cfb4426c6ded4f9fe'
    //   },
    //   issuanceDate: '2021-04-16T15:04:21.289Z',
    //   expirationDate: '2021-04-16T15:05:47.675Z',
    //   credentialSubject: {
    //     id: 'did:orgid:0x15fe81a268e1ac2698c3a41399da2b92da0fe85559a9666cfb4426c6ded4f9fe',
    //     type: 'social',
    //     claim: 'https://t.me/windingtree'
    //   }
    // }

    Install

    npm i @windingtree/vc

    DownloadsWeekly Downloads

    6

    Version

    1.2.4

    License

    MIT

    Unpacked Size

    16 kB

    Total Files

    12

    Last publish

    Collaborators

    • valera_rozuvan
    • kostysh
    • kvakes
    • tomashq