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WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS (VERSION A & B) /WGU C839 INTRODUCTION TO CRYPTOGRAPHY OA ACTUAL EXAM $9.99   Add to cart

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WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS (VERSION A & B) /WGU C839 INTRODUCTION TO CRYPTOGRAPHY OA ACTUAL EXAM

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WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS (VERSION A & B) /WGU C839 INTRODUCTION TO CRYPTOGRAPHY OA ACTUAL EXAM Which encryption standard uses the same key to encrypt and decrypt messages? - Answer️️ -Symmetric Which algorithm is designated as a Type 2 product by the National Securi...

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WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS
(VERSION A & B) 2023-2024 /WGU C839 INTRODUCTION TO
CRYPTOGRAPHY OA ACTUAL EXAM


Which encryption standard uses the same key to encrypt and decrypt messages? -

Answer✔️✔️-Symmetric


Which algorithm is designated as a Type 2 product by the National Security Agency

(NSA)? - Answer✔️✔️-Skipjack

What is the most commonly used format for certificates? - Answer✔️✔️-X.509 v3

What is referenced to determine if a certificate has been revoked? - Answer✔️✔️-

Certificate revocation list (CRL)

What needs to be installed on end users' computers to allow them to trust applications

that have been digitally signed by the developer? - Answer✔️✔️-Sender's public key

Which type of certificate must be certified by an authority to verify it with other

participants? - Answer✔️✔️-Public Certificate

What is an attribute of the Rivest Cipher 4 (RC4) algorithm? - Answer✔️✔️-It requires a

unique nonce.

Which mode generates the key stream with a nonce and incrementing value? -

Answer✔️✔️-Counter (CTR)

Which mode is a stream algorithm that concatenates an incrementing value with a

nonce? - Answer✔️✔️-Counter (CTR)

, TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
Which key would an administrator use to encrypt data so only the CEO can decrypt it? -

Answer✔️✔️-CEO's public key

What is the result of a hash function? - Answer✔️✔️-Digest

What is used to efficiently encrypt large files? - Answer✔️✔️-Symmetric encryption

An administrator needs to encrypt the following word with the Atbash cipher: security

What is the correct ciphertext? - Answer✔️✔️-hvxfirgb

Which cryptographic algorithm has a 128-bit hash size? - Answer✔️✔️-Message Digest

Algorithm 5 (MD5)

Which characteristic makes a hashing function suitable for use in signature schemes? -

Answer✔️✔️-Collision resistance

Which attribute of a hashing function makes a birthday attack possible? - Answer✔️✔️-

Partial-message collision

Which hash algorithm produces a 160-bit output value? - Answer✔️✔️-SHA-1

What does cipher block chaining (CBC) use with the key to encrypt subsequent blocks

of plaintext? - Answer✔️✔️-Previous generated ciphertext

Which mode produces the same ciphertext from two identical plaintext blocks? -

Answer✔️✔️-Electronic codebook (ECB)

Which encryption mode is least secure? - Answer✔️✔️-Electronic codebook (ECB)

What is the mathematical formula used for symmetric decryption? - Answer✔️✔️-P = E

(K,C)

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