Frequent question: Is it safe to store auth token in database?

4 Answers. If you are using a Token base Authentication as described in the linked/mentioned web page there is no necessarity to store the token in a database.

Where should you store auth token?

A JWT needs to be stored in a safe place inside the user’s browser. If you store it inside localStorage, it’s accessible by any script inside your page. This is as bad as it sounds; an XSS attack could give an external attacker access to the token.

How do you securely store access tokens in database?

1 Answer. A solution for this is to encrypt the data before is saved into the database and decrypt it each time you need to access it. In your case I think that symmetric encryption is the correct choice, thus you will need to have a private key that must be kept safe at all times.

Is it safe to store access token in local storage?

Local storage is vulnerable because it’s easily accessible using JavaScript and an attacker can retrieve your access token and use it later. However, while httpOnly cookies are not accessible using JavaScript, this doesn’t mean that by using cookies, you are safe from XSS attacks involving your access token.

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Is it safe to store refresh token in database?

Store refresh tokens in a secure location, such as a password-protected file system or an encrypted database. … If you believe that a refresh token has been accessed by an unauthorized user, delete it and create a new one.

Is JWT better than session?

In modern web applications, JWTs are widely used as it scales better than that of a session-cookie based because tokens are stored on the client-side while the session uses the server memory to store user data, and this might be an issue when a large number of users are accessing the application at once.

Is it safe to store token in cookie?

If you have any XSS vulnerabilities in your app, you will be susceptible to token theft no matter where you store them. At the end of the day, keeping your JWT in a cookie can carry the same dangers as storing them in local storage.

Should I encrypt token?

If you believe you can protect the encryption key better than the database storage/access, e.g. by using an HSM or secure file storage, then it makes sense to encrypt the token with such a key before storing it.

How secure is access token?

Token can be captured with this method visiting your app. You can also add authentication on your webserver to provide limited access to the users you allow. Token can be captured with this method but only by authorized users. The only way to completely protect that token is to proxy the requests through your server.

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How secure is token authentication?

Because tokens can only be gleaned from the device that produces them—whether that be a key fob or smartphone—token authorization systems are considered highly secure and effective. But despite the many advantages associated with an authentication token platform, there is always a slim chance of risk that remains.

How do I protect my local storage data?

serving all content (when online) from a single trusted server over ssl. validating all data going to and from local storage on the server using owasp antisamy project. in the network section of the appcache, not using *, and instead listing only the URIs required for connection with the trusted server.

How do I secure my session storage?

How to Mitigate Security Attacks?

  1. Do not use the same origin for multiple web applications. …
  2. Once some data are stored in LocalStorage, the developers don’t have any control over it until the user clears it. …
  3. Validate, encode and escape data read from browser storage.
  4. Encrypt data before saving.

What if refresh token is stolen?

If the refresh token can be stolen, then so can the access token. With such an access token, the attacker can start making API calls. To make matters even more complicated, access tokens are often self-contained JWT tokens. Such tokens contain all the information needed for the API to make security decisions.

Should you encrypt refresh token?

Whether you have a separate authentication server that has https configured or you encrypt the refresh-token by yourself, be sure that the refresh-token is always encrypted on the wire. … The long-living access-token can be extracted from every request sent over the wire.

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Is refresh token a JWT?

There are many types of token, although in authentication with JWT the most typical are access token and refresh token. Access token: It contains all the information the server needs to know if the user / device can access the resource you are requesting or not.