101Blockchain.net - Interactive Blockchain Learning

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Test your understanding of digital signatures and verification

All Quizzes Start Lesson

Question 1

What is a digital signature used for?

Encrypting messages Verifying authenticity and integrity of messages Compressing data Generating random numbers

Question 2

Which key is used to create a digital signature?

Public key Private key Session key Master key

Question 3

Which key is used to verify a digital signature?

Sender's private key Sender's public key Receiver's private key Receiver's public key

Question 4

What happens to the signature if the message is altered?

The signature remains valid The signature becomes invalid The signature automatically updates Nothing happens

Question 5

What is typically signed in practice, rather than the entire message?

The first 100 bytes A hash of the message The sender's name Random data

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