Advanced
Cybersecurity & Cryptography
Q99 / 100
What is differential privacy and how is it used in practice?
Correct! Well done.
Incorrect.
The correct answer is B) A mathematical privacy framework adding calibrated noise to query results, providing a provable guarantee that the presence of any individual in the dataset cannot be inferred
B
Correct Answer
A mathematical privacy framework adding calibrated noise to query results, providing a provable guarantee that the presence of any individual in the dataset cannot be inferred
Explanation
Differential privacy (Dwork 2006): f(D) and f(D') produce outputs within ε of each other where D and D' differ by one record. Apple (keyboard suggestions), Google (RAPPOR), and the US Census use DP to release statistics without revealing individuals.
Progress
99/100