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( 1 point ) Consider a large institution that has 1 2 7 2 5 employees. How many keys are necessary to allow any pair

(1 point) Consider a large institution that has 12725 employees. How many keys are necessary to allow any pair of employees to securely communicate using a symmetric cipher?
Suppose that we instead use an asymmetric cryptographic scheme. How many keys are required in this case?
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