Des encryption - Study guides, Class notes & Summaries
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WGU Course C839 - Intro to Cryptography Quizlet by Brian MacFarlane exam questions and answers
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What type of encryption uses different keys to encrypt and decrypt the message? 
 
A Symmetric 
B Private key 
C Secure 
D Asymmetric 
D 
 
 
 
The most widely used asymmetric encryption algorithm is what? 
 
A RSA 
B Vigenere 
C DES 
D Caesar Cipher 
A 
 
 
 
Original, unencrypted information is referred to as ____. 
 
A text 
B plaintext 
C cleantext 
D ciphertext 
B 
 
 
 
Which of the following is NOT an asymmetric system? 
 
A PGP 
B RSA 
C SSL 
D DES 
D 
 
 
 
In order for User A to send U...
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CSIA FINAL EXAM WITH CORRECT SOLUTIONS GRADED A+ |100% VERIFIED|
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Which of the following phases of a system development life-cycle is most concerned with 
authenticating users and processes to ensure appropriate access control decisions? The 
Answer Is :- Operation and maintenance 
What is the effective key size of DES? The Answer Is :- 56 bit 
What are two types of ciphers? The Answer Is :- Transposition and substitution 
When block chaining cryptography is used, what type of code is calculated and appended to the 
data to ensure authenticity? The Answer Is :...
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WGU C839- test Questions and Answers Already Passed
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WGU C839- test Questions and Answers Already Passed What is the block and key size for Blowfish - 64 bit block - 32-448 bit key 
What term from the list below best describes a data concealment for covert communication that makes use of LSB replacement? Steganography 
What term from the list below best describes a data concealment for covert communication that makes use of LSB replacement? Steganography 
Which block cipher below uses a block size of 128 bits and key sizes up to 256 bits? TwoFish ...
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Introduction to Cryptography - D334|61 Exam Prep Questions And Answers
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Which cryptanalysis attacks involve examining patterns in the random characters combined with the plaintext message to produce the ciphertext to see how long the key goes before it starts to repeat? 
A Linear cryptanalysis 
B Frequency analysis 
C Algebraic attacks 
D Keystream analysis - ️️Keystream analysis 
 
An intruder is trying to break a cryptographic code by attacking both the plaintext and the ciphertext at the same time. Which type of attack is the intruder using? 
A Frequency anal...
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SSCP Test | 130 Questions with 100% Correct Answers | Verified | Latest Update 2024
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B - DES - Data Encryption standard has a 128 bit key and is very difficult to break. 
A. True 
B. False 
B - What is the main difference between computer abuse and computer crime? 
A. Amount of damage 
B. Intentions of the perpetrator 
C. Method of compromise 
D. Abuse = company insider; crime = company outsider 
C - A standardized list of the most common security weaknesses and exploits is the __________. 
A. SANS Top 10 
B. CSI/FBI Computer Crime Study 
C. CVE - Common Vulnerabilities and Expo...
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SSCP Test | 130 Questions and Verified Solutions 2024 Update
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SSCP Test | 130 Questions and Verified 
Solutions 2024 Update 
B - Answer -DES - Data Encryption standard has a 128 bit key and is very difficult to break. 
A. True 
B. False 
B - Answer -What is the main difference between computer abuse and computer crime? 
A. Amount of damage 
B. Intentions of the perpetrator 
C. Method of compromise 
D. Abuse = company insider; crime = company outsider 
C - Answer -A standardized list of the most common security weaknesses and exploits is the __________. 
A....
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Sec + Flash Cards $ exam questions and answers 2024 latest update
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Cryptography provides 5 basic protections, what are they? 
Confidentiality 
Integrity 
Availability 
Authentication 
Non-repudiation 
 
 
 
What are some Symmetric key disadvantages. 
Key management depends on all users to keep key secret 
 
Not easily scalable to large groups 
 
 
 
Symmetric key advantages. 
(List 2) 
Symmetric key algorithms are very fast 
 
High security especially with large key sizes 
 
 
 
Name 2 encryption methods. 
Block Cipher 
 
Stream Cipher 
 
 
 
_____ cipher encry...
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WGU C839 - Intro to Cryptography Complete Answers 100% Correct (Latest 2024)
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WGU C839 - Intro to Cryptography 
Complete Answers 100% Correct (Latest 2024) 
 
1. What type of encryption uses different keys to encrypt and decrypt themessage? 
A Symmetric 
B Private key 
C Secure 
D Asymmetric 
Answer: D 
2. The most widely used asymmetric encryption algorithm is what? 
A RSA 
B Vigenere 
C DES 
D Caesar Cipher 
Answer: A 
3. Original, unencrypted information is referred to as . 
A text 
B plaintext 
C cleantext 
D ciphertext 
Answer: B 
4. Which of the following is NOT an ...
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WGU Course C839 - Intro to Cryptography Quizlet by Brian MacFarlane, Questions and answers, 100% Accurate, VERIFIED 2024 | 45 Pages
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What type of encryption uses different keys to encrypt and decrypt the message? 
A Symmetric 
B Private key 
C Secure 
D Asymmetric - -D 
The most widely used asymmetric encryption algorithm is what? 
A RSA 
B Vigenere 
C DES 
D Caesar Cipher - -A 
Original, unencrypted information is referred to as ____. 
A text 
B plaintext 
C cleantext 
D ciphertext - -BWhich of the following is NOT an asymmetric system? 
A PGP 
B RSA 
C SSL 
D DES - -D 
In order for User A to send User B an encrypted message...
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EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions and Answers
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EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions and AnswersEC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions and AnswersEC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions and AnswersEC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions and Answers 
How did the ATBASH cipher work? 
 
a. By shifting each letter a certain number of spaces 
b. By Multi alphabet substitution 
c. By rotating text a given numbe...
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