Why are Refresh Tokens considered insecure for an SPA?
问题 I was reading the documentation on the Auth0 site regarding Refresh Tokens and SPA, and they state that SPA's should not use Refresh Tokens as they cannot be securely stored in a browser, and instead use Silent Authentication instead to retrieve new Access Tokens. A Single Page Application (normally implementing Implicit Grant) should not under any circumstances get a Refresh Token. The reason for that is the sensitivity of this piece of information. You can think of it as user credentials,