What is the advantage of JWT?

Advantages of JWT It is compact – Can be sent via URL/ Post request/HTTP Header which makes it fast for transmission and usable. Self Content – It contains the details of user (not session id in cookies like traditional request), so no need to query database to get user details.

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When should I use JWT token?

To authenticate a user , a client application must send a JSON Web Token (JWT) in the authorization header of the HTTP request to your backend API. API Gateway validates the token on behalf of your API, so you don’t have to add any code in your API to process the authentication.

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What is JWT verify?

Step 11: JWT verify method is used for verify the token the take two arguments one is token string value, and second one is secret key for matching the token is valid or not. The validation method returns a decode object that we stored the token in.16 Şub 2022

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What return JWT verify?

jwt.verify(token, secretOrPublicKey, [options, callback]) (Synchronous) If a callback is not supplied, function acts synchronously. Returns the payload decoded if the signature is valid and optional expiration, audience, or issuer are valid . If not, it will throw the error.

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What is JWT secret key?

JWT is created with a secret key and that secret key is private to you which means you will never reveal that to the public or inject inside the JWT token . When you receive a JWT from the client, you can verify that JWT with this that secret key stored on the server.

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