Question

Which of the following crypto building blocks are used to construct a typical digital signature, as described in Section 8.5.3? Select all that apply.

Group of answer choices

c) Secret-key encryption

b) Public-key encryption

d) Checksum

a) One-way hash

Answer 1

Answer Option A,B and C

Reason: Option C is correct because secret key or provate key is a type of key which is created by creating a digital signature.

Option B is correct because when keys are created for digital signature the public key is also created. Using this key the person can decrypt the key

Option A is correct because one way hash is created by an email program to create a a digital signature

Option D is incorrect because checksum is not used for digital signature.

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