Additional Notes
Why does a JWT Signature matter in this design?
Track: Java
Topic: Authentication
Focus: Plaintext Passwords
Java: Plaintext Passwords
Answer
Ensures token integrity. Frame the concept in practical terms so you can explain it during interview discussion.
The signature of a JWT is created by signing the header and payload with a secret key. This ensures the token hasn't been tampered with. A valid signature confirms that the data is trustworthy and originated from the expected source.
The signature of a JWT is created by signing the header and payload with a secret key. This ensures the token hasn't been tampered with. A valid signature confirms that the data is trustworthy and originated from the expected source.
Topics: Authentication Java Plaintext Passwords