TheCoder
TheCoder

Reputation: 13

Is there a secure way to 100% verify the identity of a desktop application against a web-api?

we use the Authentication Code Flow with PKCE to authenticate the users agains our native app (WPA) and some web-apis. Is there an aditional method to verify the the identity of this native app in our web-apis or is the Authentication Code Flow with PKCE secure enough for this case?

Thanks in advance

Upvotes: 1

Views: 32

Answers (1)

juunas
juunas

Reputation: 58853

As far as I know, there is no way to authenticate the app itself. If the request starts from a device in my network, I can capture the request along with the access token. Then once I have the access token, I can make calls from an app that I wrote, and there won't be a way for your back-end to know otherwise.

You can only verify the user since the identity provider has issued a signed token for them after they have authenticated. In your back-end you need to check the user's access to the resources they are trying to access.

Upvotes: 0

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