4/8/25, 8:36 PM WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS (VERSION A & B) 2023-2024 /WGU C839 INTRODUCTION TO CR…
WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS
(VERSION A & B) 2023-2024 /WGU C839 INTRODUCTION TO
CRYPTOGRAPHY OA ACTUAL EXAM \\VERIFIED ANSWERS
GRADED A+
AES (Advanced Encryption Symmetric Key Encryption Algorithm's
Standard) DES (Data
Encryption Standard)
IDEA (International Data
Encryption Algorithm)
Blowfish (Drop-in replacement
for DES or IDEA)
RC4 (Rivest
Cipher 4) RC5
(Rivest Cipher 5)
RC6 (Rivest
Cipher 6)
SkipJack
Chameleon
Fish
Helix
SOBER
WAKE
a… 1/1
5
, 4/8/25, 8:36 PM WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS (VERSION A & B) 2023-2024 /WGU C839 INTRODUCTION TO CR…
Which encryption standard Symmetric
uses the same key to
encrypt and decrypt
messages?
Which algorithm is Skipjack
designated as a Type 2
product by the National
Security Agency (NSA)?
What is the most commonly X.509 v3
used format for
certificates?
What is referenced to Certificate revocation list (CRL)
determine if a certificate
has been revoked?
What needs to be installed Sender's public key
on end users' computers
to allow them to trust
applications that have been
digitally signed by the
developer?
Which type of certificate Public Certificate
must be certified by an
authority to verify it with
other
participants?
What is an attribute of the It requires a unique nonce.
Rivest Cipher 4 (RC4)
algorithm?
Which mode generates the Counter (CTR)
key stream with a nonce
and incrementing value?
Which mode is a stream Counter (CTR)
algorithm that
concatenates an
incrementing value with a
nonce?
a… 2/1
5
WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS
(VERSION A & B) 2023-2024 /WGU C839 INTRODUCTION TO
CRYPTOGRAPHY OA ACTUAL EXAM \\VERIFIED ANSWERS
GRADED A+
AES (Advanced Encryption Symmetric Key Encryption Algorithm's
Standard) DES (Data
Encryption Standard)
IDEA (International Data
Encryption Algorithm)
Blowfish (Drop-in replacement
for DES or IDEA)
RC4 (Rivest
Cipher 4) RC5
(Rivest Cipher 5)
RC6 (Rivest
Cipher 6)
SkipJack
Chameleon
Fish
Helix
SOBER
WAKE
a… 1/1
5
, 4/8/25, 8:36 PM WGU C839 OBJECTIVE ASSESSMENT 2 LATEST VERSIONS (VERSION A & B) 2023-2024 /WGU C839 INTRODUCTION TO CR…
Which encryption standard Symmetric
uses the same key to
encrypt and decrypt
messages?
Which algorithm is Skipjack
designated as a Type 2
product by the National
Security Agency (NSA)?
What is the most commonly X.509 v3
used format for
certificates?
What is referenced to Certificate revocation list (CRL)
determine if a certificate
has been revoked?
What needs to be installed Sender's public key
on end users' computers
to allow them to trust
applications that have been
digitally signed by the
developer?
Which type of certificate Public Certificate
must be certified by an
authority to verify it with
other
participants?
What is an attribute of the It requires a unique nonce.
Rivest Cipher 4 (RC4)
algorithm?
Which mode generates the Counter (CTR)
key stream with a nonce
and incrementing value?
Which mode is a stream Counter (CTR)
algorithm that
concatenates an
incrementing value with a
nonce?
a… 2/1
5
