Authentication · interview question
Which part of a JWT is responsible for ensuring data integrity and preventing tampering?
Multiple choiceMediumchapter-17-curatedpremiumauthenticationjwt-signatures
Answer and explanation
Correct answer
B. Signature
Why
The Signature of a JWT is created using a secret key and ensures that the token hasn't been altered. It provides data integrity and verifies the authenticity of the sender.
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