dpop

OAuth 2.0 Demonstration of Proof-of-Possession at the Application Layer (DPoP) for JavaScript Runtimes

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Dependencies: 0

API Reference

dpop is distributed via npmjs.com, jsdelivr.com, and github.com.

Example

ESM import[^cjs]

import * as DPoP from 'dpop'

DPoP Key Pair generation

const keypair = await DPoP.generateKeyPair('ES256', { extractable: false })

AS proof generation

let nonce!: string | undefined
const proof = await DPoP.generateProof(keypair, 'https://as.example.com/token', 'POST', nonce)

AS proof generation

let nonce!: string | undefined
let accessToken!: string

const proof = await DPoP.generateProof(
  keypair,
  'https://rs.example.com/api',
  'GET',
  nonce,
  accessToken,
)

Supported Runtimes

The supported JavaScript runtimes include those that support the utilized Web API globals and standard built-in objects. These are (but are not limited to):

• Browsers
• Bun
• Cloudflare Workers
• Deno
• Electron
• Node.js[^nodejs]
• Vercel’s Edge Runtime

Supported Versions

[^cjs]: CJS style let dpop = require('dpop') is possible in Node.js versions where the require(esm) feature is enabled by default (^20.19.0 || ^22.12.0 || >= 23.0.0).

[^nodejs]: Node.js v20.x as baseline is required