I’m using the Auth0 SDK Auth0 hook in all of my functional components in React. I also have some class components. Rather than refactoring the class component, what is the suggested way to use the Auth0 APi inside a class component? Thanks.

Hi @dvaillancourt , Does this blog cover what you’re looking for? [image] The Complete Guide to React User Authentication with Auth0 Learn how to add user authentication to React using Context and Hooks. Learn the core concepts of React authentication.

Yes I saw this, thank you Dan. My concern is that I thought it might be bad practice to store tokens in client side state as this makes things especially vulnerable to token theft. Not sure if this concern is overblown and interested in hearing your thoughts.

@dvaillancourt , I have not seen guidance against storing tokens in state. Can you give an example or source for this info? I am not a React expert, but would be happy to get someone from our team to give some feedback if I have more info on the subject. We advise against storing tokens in web stor…

Thanks Dan for your responsiveness. The question really is if storing token in local storage is not recommended why would it be ok to store in local state? Wouldn’t any script loaded on a site have access to the client and hence state and local storage just the same? While these links don’t speak…

Dan…thanks a lot. Is it true that even if we import the Auth0 hook/token directly into a functional component that then passes the token into say an AJAX or axios request handler in the same component that the token is still saved in memory or similar? In other words, is saving something to memory…

How to use Auth0 SDK inside of React Class Component

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dan.woda January 31, 2020, 6:37pm 7

I think you are correct in suggesting that state is still vulnerable, but it is less vulnerable than web storage because of it’s app-specific nature. This is outlined by one of our senior support engineers here:

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How to use Auth0 SDK inside of React Class Component

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