Free WGU Introduction-to-Cryptography Exam Questions

Become WGU Certified with updated Introduction-to-Cryptography exam questions and correct answers

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Total 94 Questions | Updated On: Aug 03, 2026

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Question 1

(A security engineer is implementing device authentication as a form of two-factor authentication in a Public Key Infrastructure (PKI) environment. What should be used as a second form of authentication?)

A : Symmetric encryption

B : Digital certificate

C : Asymmetric encryption

D : Digital signature

Answer: B

Question 2

(What does nonrepudiation aim to achieve in the context of cryptography?)

A : Verifying the identity of the sender in secure communication

B : Holding parties accountable for their actions and transactions

C : Ensuring the confidentiality of encrypted messages

D : Preventing unauthorized access to sensitive data

Answer: B

Question 3

(Why is it important for cryptography frameworks to adapt over time?)

A : To respond to emerging security threats and vulnerabilities

B : To maintain a rigid structure for data protection

C : To standardize the use of obsolete encryption techniques

D : To comply with outdated technology standards

Answer: A

Question 4

(How does a Caesar cipher operate in the encryption of messages?)

A : Encrypting messages using complex mathematical algorithms

B : Substitution of letters with their numerical equivalents

C : Reversing the order of letters in a message

D : Shifting each letter in the alphabet by a fixed number

Answer: D

Question 5

(What is used to randomize the initial value when generating Initialization Vectors (IVs)?)

A : Key

B : Plaintext

C : Algorithm

D : Nonce

Answer: D

Page: 1 / 19

Total 94 Questions | Updated On: Aug 03, 2026

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