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MCQ

Q.

. A _______ layer security protocol provides end-to-end security services for applications.

A

data link

B

network

C

transport

D

none of the above

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The Caesar cipher is a _______cipher that has a key of 3.

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transposition

B

additive

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D

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The ________ is the message after transformation

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ciphertext

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In a(n) ________ cipher, the same key is used by both the sender and receiver.

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either (a) or (b)

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______ was invented by Phil Zimmerman

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IPSec

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SSL

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PGP

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