15.4 There are three typical ways to use nonces as challenges. Suppose Na is a nonce generated by A, A and B share key K, and f() is a function (such as an increment). The three usages are
Describe situations for which each usage is appropriate.
15.4 There are three typical ways to use nonces as challenges. Suppose Na is a nonce generated by A, A and B share key K, and f() is a function (such as an increment). The three usages are Describe situations for which each usage is appropriate. | |
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