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joshcanhelp/keygen.js

Last active January 23, 2025 15:58
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Generate a JWK-formatted private key in Node.js
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keygen.js
const { generateKeyPair } = require('jose/util/generate_key_pair');
const { fromKeyLike } = require('jose/jwk/from_key_like');
(async () => {
const { privateKey } = await generateKeyPair('RS256');
const jwk = await fromKeyLike(privateKey);
console.log(JSON.stringify(jwk));
})();
// $ npm install jose
// $ node keygen.js | openssl base64 | tr -d '\n' | pbcopy
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https://github.com/panva/jose/blob/main/docs/functions/util_generate_key_pair.generatekeypair.md

https://github.com/panva/jose/blob/main/docs/functions/jwk_from_key_like.fromkeylike.md

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