CyberChef/src/core/operations/JWTSign.mjs

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/**
* @author gchq77703 []
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import Operation from "../Operation";
import jwt from "jsonwebtoken";
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import OperationError from "../errors/OperationError";
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/**
* JWT Sign operation
*/
class JWTSign extends Operation {
/**
* JWTSign constructor
*/
constructor() {
super();
this.name = "JWT Sign";
this.module = "Crypto";
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this.description = "Signs a JSON object as a JSON Web Token using a provided secret / private key.<br><br>The key should be either the secret for HMAC algorithms or the PEM-encoded private key for RSA and ECDSA.";
this.infoURL = "https://wikipedia.org/wiki/JSON_Web_Token";
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this.inputType = "JSON";
this.outputType = "string";
this.args = [
{
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name: "Private/Secret Key",
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type: "text",
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value: "secret"
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},
{
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name: "Signing algorithm",
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type: "option",
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value: [
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"HS256",
"HS384",
"HS512",
"RS256",
"RS384",
"RS512",
"ES256",
"ES384",
"ES512",
"None"
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]
}
];
}
/**
* @param {JSON} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const [key, algorithm] = args;
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try {
return jwt.sign(input, key, {
algorithm: algorithm === "None" ? "none" : algorithm
});
} catch (err) {
throw new OperationError(`Error: Have you entered the key correctly? The key should be either the secret for HMAC algorithms or the PEM-encoded private key for RSA and ECDSA.
${err}`);
}
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}
}
export default JWTSign;