Cipher feedback - Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Cipher feedback? On this page you'll find 85 study documents about Cipher feedback.
Page 4 out of 85 results
Sort by
-
Introduction to Cryptography Questions and Answers 100% Pass
- Exam (elaborations) • 10 pages • 2023
-
- $9.99
- + learn more
Introduction to Cryptography Questions and Answers 100% Pass 
A business wants to use keys issued by a trusted third party to demonstrate to potential customers that it is a legitimate organization. Which key is used to sign the certificate issued to the business? Private key of the root CA 
A business wants to use keys issued by a trusted third party to demonstrate it is a legitimate organization to potential customers. Which key should the business send to potential customers to prove its iden...
-
WGU C839 Exam Questions and answers, Graded A+. VERIFIED.
- Exam (elaborations) • 10 pages • 2023
-
Available in package deal
-
- $8.49
- + learn more
WGU C839 Exam Questions and answers, Graded A+. VERIFIED. 
 
 
Which encryption standard is approved by the National Security Agency (NSA) for classified information? 
Advanced Encryption Standard (AES 
 
 
Which National Security Agency (NSA) encryption algorithms are unevaluated commercial cryptographic components? 
Type 4 
 
 
Which method is used to verify the validity of a certificate? 
Online Certificate Status Protocol (OCSP) 
 
 
What is used to protect an encryption key and deliver it q...
-
Cryptography C839 Set 1. Exam Questions and answers. Graded A+
- Exam (elaborations) • 4 pages • 2023
-
Available in package deal
-
- $7.99
- + learn more
Cryptography C839 Set 1. Exam Questions and answers. Graded A+ 
 
 
Which block cipher modes can be used to turn a block cipher into a stream cipher? Select two. 
Counter Mode CTR 
and Output Feedback Mode OFB 
 
 
What are reasons certificates should have an expiration date? Select all that apply 
1 Decreases risk of compromise 
2 To facilitate recovery from compromise 
3 Creates forced opportunity fo users to update certificate information. 
 
 
What phase of the certificate lifecycle does cer...
-
CISSP - Exam Practice/Study Questions With Verified Correct Answers
- Exam (elaborations) • 40 pages • 2023
-
- $11.49
- + learn more
What is the most effective defense against cross-site scripting attacks? 
 
a) Limiting account privileges 
b)User Authentication 
c) Input validation 
d)encryption - Answer c) Input validation prevents cross-site scripting attacks by limiting user input to a predefined range. This prevents the attacker from including the HTML ˂SCRIPT˃ tag in the input. 
 
What phase of the Electronic Discovery Reference Model puts evidence in a format that may be shared with others? 
a) production 
b) proces...
-
WGU C839 - Introduction to Cryptography Actual Exam With 100% Correct Verified Answer
- Exam (elaborations) • 21 pages • 2023
-
Available in package deal
-
- $11.49
- + learn more
WGU C839 - Introduction to 
Cryptography Actual Exam With 100% 
Correct Verified AnswerAllows encryption of partial blocks ---------- Correct Answer -------- Cipher Feedback 
(CFB) Mode 
Generates keystream blocks that are XORed with the PT blocks 
Turns block Cipher to stream Cipher ---------- Correct Answer -------- Output Feedback 
(OFB) 
Turns block cipher into stream cipher like OFB, 
It generates the next keystream block by encrypting successive values of a counter ----- 
----- Correc...
Want to regain your expenses?
-
WGU C839 Introduction to Cryptography: Exam Practice Questions With Correct Answers | Updated 2023-2024 Graded A+
- Exam (elaborations) • 14 pages • 2023
-
Available in package deal
-
- $24.49
- + learn more
Messages are encrypted using different secrets, and the analyst compares the messages to 
figure out how the algorithm works. - ANSWER Which technique does related-key 
cryptanalysis use to decipher a message? 
Steganography - ANSWER Which type of cryptography is being used when the author 
uses secret inks? 
Payload - ANSWER What is the hidden message in a steganographic communication? 
By substituting each letter for the letter from the opposite end of the alphabet (i.e. A 
becomes Z, B become...
-
WGU C839 - Introduction to Cryptography Actual Exam With 100% Correct Verified Answer
- Exam (elaborations) • 21 pages • 2023
-
Available in package deal
-
- $11.49
- + learn more
WGU C839 - Introduction to 
Cryptography Actual Exam With 100% 
Correct Verified AnswerAllows encryption of partial blocks ---------- Correct Answer -------- Cipher Feedback 
(CFB) Mode 
Generates keystream blocks that are XORed with the PT blocks 
Turns block Cipher to stream Cipher ---------- Correct Answer -------- Output Feedback 
(OFB) 
Turns block cipher into stream cipher like OFB, 
It generates the next keystream block by encrypting successive values of a counter ----- 
----- Correc...
-
WGU C839 - Introduction to Cryptography Actual Exam With 100% Correct Verified Answer
- Exam (elaborations) • 21 pages • 2023
-
Available in package deal
-
- $11.49
- + learn more
WGU C839 - Introduction to 
Cryptography Actual Exam With 100% 
Correct Verified AnswerAllows encryption of partial blocks ---------- Correct Answer -------- Cipher Feedback 
(CFB) Mode 
Generates keystream blocks that are XORed with the PT blocks 
Turns block Cipher to stream Cipher ---------- Correct Answer -------- Output Feedback 
(OFB) 
Turns block cipher into stream cipher like OFB, 
It generates the next keystream block by encrypting successive values of a counter ----- 
----- Correc...
-
WGU Course C839 - Intro to Cryptography Exam Graded A+
- Exam (elaborations) • 33 pages • 2022
-
Available in package deal
-
- $12.49
- + learn more
What type of encryption uses different keys to encrypt and decrypt the message? 
 
A Symmetric 
B Private key 
C Secure 
D Asymmetric - ANSWER-D 
 
The most widely used asymmetric encryption algorithm is what? 
 
A RSA 
B Vigenere 
C DES 
D Caesar Cipher - ANSWER-A 
 
Original, unencrypted information is referred to as ____. 
 
A text 
B plaintext 
C cleantext 
D ciphertext - ANSWER-B 
 
Which of the following is NOT an asymmetric system? 
 
A PGP 
B RSA 
C SSL 
D DES - ANSWER-D 
 
In order for ...
-
WGU C839 EXAM 100 REAL EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|AGRADE
- Exam (elaborations) • 29 pages • 2023
-
- $11.59
- + learn more
WGU C839 EXAM 100 REAL EXAM QUESTIONS AND 
CORRECT ANSWERS (VERIFIED 
ANSWERS)|AGRADE 
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 User B an encrypted message that only User B can 
read, User A must encrypt message with which of the following keys? 
A User A's public key 
B User A's private key 
C User B's public k...
How much did you already spend on Stuvia? Imagine there are plenty more of you out there paying for study notes, but this time YOU are the seller. Ka-ching! Discover all about earning on Stuvia