Is Webstorage secure?

Is storing data in local storage safe?

In summary, LocalStorage is a good and secure way to store publicly accessible, non-sensitive data that can be converted to a string, is less than 5 MB in size, should not be accessible by workers, and is not accessed often. Otherwise, other options should be considered.

What is Webstorage used for?

With web storage, web applications can store data locally within the user's browser. Before HTML5, application data had to be stored in cookies, included in every server request. Web storage is more secure, and large amounts of data can be stored locally, without affecting website performance.

Should you use Webstorage to store sensitive user data?

Be smart about data storage However, local storage should never be used for sensitive information such as passwords or personal information. Doing so creates a security risk that is frankly avoidable if the site's server is already secure.

How do I secure local storage?

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.