How does JWT (JSON Web Token) ensure that the token has not been tampered with?

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Anubhav Sharma · Answer

How does JWT (JSON Web Token) ensure that the token has not been tampered with? The token is signed using a secret key or private key (HMAC or RSA).If the signature does not match when the server verifies it, the token is considered invalid.

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How does JWT (JSON Web Token) ensure that the token has not been tampered with?

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