With token-based authentication, you are given the choice of where to store the JWT. We strongly recommend that you store your tokens in local storage/session storage or a cookie. Commonly, the JWT is placed in the browsers local storage and this works well for most use cases.

Sep 2, 2024 · The JSON web token in session storage provides quick access during the user's session, while the refresh token in a cookie ensures long-term persistence and protection against CSRF attacks.

Mar 4, 2025 · In this article, we’ll explore the best practices for storing JWTs securely, helping you protect your app from common vulnerabilities, and ensuring that your tokens stay out of the wrong hands.

Nov 23, 2024 · Learn secure methods for storing JSON Web Tokens (JWTs) in web applications, including best practices, storage options, and troubleshooting tips to prevent security vulnerabilities.

Apr 11, 2020 · Now, let’s explore which is the best way to store a JWT token. Should I store my JWT in local storage? Most people tend to store their JWTs in the local storage of the web browser. This tactic leaves your applications open to an attack called XSS. We will only discuss XSS in the JWT context, you can find more about it here.

Jul 6, 2021 · We have three options available for storing the data on the client side and each of those has its own advantages and disadvantages. And the options are: If you set the JWT on cookie, the browser will automatically send the token along with the URL for the Same Site Request. But it is vulnerable to the CSRF.

Jul 20, 2023 · To make use of it on the client side, you can store it in Local storage or Session or Cookies (each has their own security issues, you can look more into it). You can also visit...

Mar 26, 2022 · So, why not, why not use it just to store our JWT token? The problem with this approach is the possibility of stealing a token using an XSS attack. XSS is an injection and execution of malicious code on a user web browser.

In the secrets.jsfile, we export an object that contains our secret. The object has one property, called jwtSecret, that is set to the value of an environment variable called JWT_SECRET. // config/secrets.js module.exports = { jwtSecret: process.env.JWT_SECRET }

Apr 14, 2025 · JWTs are mainly used in web apps and APIs to protect against unauthorized access. The data in a JWT, such as user details, is stored in a simple JSON format. To keep the data safe, the token is signed cryptographically, making sure that no one can alter it. The signing can be done using these cryptographic methods: