Gce Model Questions Vol1 2022 Computer Studies Question 10
Practice objective / multiple choice question 10 from the 2022 Gce Model Questions Vol1 Computer Studies examination.
An attacker can test \(10^{9}\) keys per second in a brute‑force attack on a symmetric cipher. What is the minimum key length (in bits) required so that an exhaustive search would take at least 100 years? Give the smallest integer number of bits that satisfies the condition.
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About This Question
This is Gce Model Questions Vol1 2022 Computer Studies Question 10. It is one of the objective questions from the 2022 Gce Model Questions Vol1 Computer Studies examination.
Difficulty level: Medium .
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