dpop

> OAuth 2.0 Demonstration of Proof-of-Possession at the Application Layer ([DPoP][RFC9449]) for JavaScript Runtimes

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Dependencies: 0

API Reference

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

Example

$3

``ts
import * as DPoP from 'dpop'
`

$3

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

$3

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

$3

`ts
const dpop_jkt = await DPoP.calculateThumbprint(keyPair.publicKey)
`

$3

`ts
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

| Version | Security Fixes 🔑 | Other Bug Fixes 🐞 | New Features ⭐ |
| ----------------------------------------------- | ----------------- | ------------------ | --------------- |
| v2.x | [Security Policy] | ✅ | ✅ |

[rfc9449]: https://www.rfc-editor.org/rfc/rfc9449.html
[Security Policy]: https://github.com/panva/dpop/security/policy

[^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