Neco 2022 Data Processing Question 14
Practice objective / multiple choice question 14 from the 2022 Neco Data Processing examination.
The organisation requires that a symmetric encryption key must resist a brute‑force attack for at least 10 years. An attacker can test \(10^{12}\) keys per second. What is the minimum key length in bits that satisfies this requirement? Give the smallest integer number of bits.
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About This Question
This is Neco 2022 Data Processing Question 14. It is one of the objective questions from the 2022 Neco Data Processing examination.
Difficulty level: Hard .
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