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npm json token

Delightful Dove answered on June 8, 2022 Popularity 9/10 Helpfulness 6/10

answer npm json token

related jwt token npm

npm json token

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npm install jsonwebtoken

Popularity 9/10 Helpfulness 6/10 Language javascript

Source: Grepper

Tags: javascript json npm token

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Contributed on Mar 19 2023

Delightful Dove

0 Answers Avg Quality 2/10

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jwt token npm

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// verify a token symmetric - synchronous
var decoded = jwt.verify(token, 'shhhhh');
console.log(decoded.foo) // bar
 
// verify a token symmetric
jwt.verify(token, 'shhhhh', function(err, decoded) {
  console.log(decoded.foo) // bar
});
 
// invalid token - synchronous
try {
  var decoded = jwt.verify(token, 'wrong-secret');
} catch(err) {
  // err
}
 
// invalid token
jwt.verify(token, 'wrong-secret', function(err, decoded) {
  // err
  // decoded undefined
});
 
// verify a token asymmetric
var cert = fs.readFileSync('public.pem');  // get public key
jwt.verify(token, cert, function(err, decoded) {
  console.log(decoded.foo) // bar
});
 
// verify audience
var cert = fs.readFileSync('public.pem');  // get public key
jwt.verify(token, cert, { audience: 'urn:foo' }, function(err, decoded) {
  // if audience mismatch, err == invalid audience
});
 
// verify issuer
var cert = fs.readFileSync('public.pem');  // get public key
jwt.verify(token, cert, { audience: 'urn:foo', issuer: 'urn:issuer' }, function(err, decoded) {
  // if issuer mismatch, err == invalid issuer
});
 
// verify jwt id
var cert = fs.readFileSync('public.pem');  // get public key
jwt.verify(token, cert, { audience: 'urn:foo', issuer: 'urn:issuer', jwtid: 'jwtid' }, function(err, decoded) {
  // if jwt id mismatch, err == invalid jwt id
});
 
// verify subject
var cert = fs.readFileSync('public.pem');  // get public key
jwt.verify(token, cert, { audience: 'urn:foo', issuer: 'urn:issuer', jwtid: 'jwtid', subject: 'subject' }, function(err, decoded) {
  // if subject mismatch, err == invalid subject
});
 
// alg mismatch
var cert = fs.readFileSync('public.pem'); // get public key
jwt.verify(token, cert, { algorithms: ['RS256'] }, function (err, payload) {
  // if token alg != RS256,  err == invalid signature
});
 
// Verify using getKey callback
// Example uses https://github.com/auth0/node-jwks-rsa as a way to fetch the keys.
var jwksClient = require('jwks-rsa');
var client = jwksClient({
  jwksUri: 'https://sandrino.auth0.com/.well-known/jwks.json'
});
function getKey(header, callback){
  client.getSigningKey(header.kid, function(err, key) {
    var signingKey = key.publicKey || key.rsaPublicKey;
    callback(null, signingKey);
  });
}
 
jwt.verify(token, getKey, options, function(err, decoded) {
  console.log(decoded.foo) // bar
});

Popularity 10/10 Helpfulness 2/10 Language javascript

Source: www.npmjs.com

Tags: javascript j

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Contributed on Jun 08 2022

Light Leopard

0 Answers Avg Quality 2/10

jwt token npm

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jwt.sign({
  data: 'foobar'
}, 'secret', { expiresIn: 60 * 60 });
 
//or even better:
 
jwt.sign({
  data: 'foobar'
}, 'secret', { expiresIn: '1h' });

Popularity 10/10 Helpfulness 2/10 Language javascript

Source: www.npmjs.com

Tags: javascript j

Link to this answer
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Contributed on Jun 08 2022

Light Leopard

0 Answers Avg Quality 2/10

npm json token

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