jose/dist/webapi/jwt/verify.js

JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

import { compactVerify } from '../jws/compact/verify.js';
import { validateClaimsSet } from '../lib/jwt_claims_set.js';
import { JWTInvalid } from '../util/errors.js';
export async function jwtVerify(jwt, key, options) {
    const verified = await compactVerify(jwt, key, options);
    if (verified.protectedHeader.crit?.includes('b64') && verified.protectedHeader.b64 === false) {
        throw new JWTInvalid('JWTs MUST NOT use unencoded payload');
    }
    const payload = validateClaimsSet(verified.protectedHeader, verified.payload, options);
    const result = { payload, protectedHeader: verified.protectedHeader };
    if (typeof key === 'function') {
        return { ...result, key: verified.key };
    }
    return result;
}