004_Non-repudiation - CompTIA Security+ SY0-701 - 1.2

Front

What does hashing transform an input into?

Back

A fixed-size string of characters

Front

Which of the following is NOT a property of hashing? Deterministic, Fast computation, Reversibility, Collision resistance

Back

Reversibility

Front

What is the significance of collision resistance in hashing?

Back

It prevents two inputs from producing the same hash

Front

What is the purpose of a digital signature?

Back

To verify the authenticity and integrity of digital messages

Front

What is non-repudiation?

Back

Ensuring a sender cannot deny sending a message

Front

What is the function of Public Key Infrastructure (PKI) in digital signatures?

Back

To manage keys and verify authenticity

Front

What is the first step in creating a digital signature?

Back

Creating a hash of the message

Front

What is one application of non-repudiation in emails?

Back

Ensuring the sender cannot deny having sent an email

Front

What is the purpose of hashing in non-repudiation?

Back

To ensure integrity

Front

What is the purpose of digital signatures in non-repudiation?

Back

To verify authenticity and identify the sender