Atbash cipher Study guides, Class notes & Summaries
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![WGU C839 - Intro to Cryptography Exam 2023-2024 Questions and Answers (VERIFIED).](/docpics/3079595/64b5840b67963_3079595_121_171.jpeg)
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WGU C839 - Intro to Cryptography Exam 2023-2024 Questions and Answers (VERIFIED).
- Exam (elaborations) • 34 pages • 2023
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WGU C839 - Intro to Cryptography Exam 2023-2024 Questions and Answers (VERIFIED). 
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 asymm...
![WGU C839 Introduction to Cryptography - (EC-Council CES) Latest 2024](/docpics/4509199/65ce09fe2ec0c_4509199_121_171.jpeg)
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WGU C839 Introduction to Cryptography - (EC-Council CES) Latest 2024
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WGU C839 Introduction to Cryptography - 
(EC-Council CES) Latest 2024 
CrypTool - Answer ️️ -Software which allows encryption of text using historic algorithms 
The Enigma Machine - Answer ️️ -In World War II the Germans made use of an electro- 
mechanical rotor based cipher Known as The Enigma Machine. 
Allied cipher machines used in WWII included the British TypeX and the American SIGABA. 
The ADFGVX Cipher - Answer ️️ -invented by Colonel Fritz Nebel in 1918. 
The key for this alg...
![ECES exam 2023 with 100% correct answers](/docpics/3086787/64b6e4f95589e_3086787_121_171.jpeg)
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ECES exam 2023 with 100% correct answers
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What is cryptography? 
Noun - 
A) The process or skill of communicating in or deciphering secret writings or ciphers 
B) Secret writing 
Origin - 
Cryptography (or cryptology); derived from word kryptos which means "hidden", and grafo, which means "write", is the study of message secrecy 
Definition- 
Cryptography is the science of altering communication so that it cannot be understood without having the key 
 
 
 
Interloper 
a person who becomes involved in a place or situation where they ...
![WGU Introduction to Cryptography - C839 (EC-Council CES)Correct 100%](/docpics/3509684/6513d593ea5d6_3509684_121_171.jpeg)
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WGU Introduction to Cryptography - C839 (EC-Council CES)Correct 100%
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CrypTool - ANSWER Software which allows encryption of text using historic algorithms 
 
The Enigma Machine - ANSWER In World War II the Germans made use of an electro-mechanical rotor based cipher Known as The Enigma Machine. 
 
Allied cipher machines used in WWII included the British TypeX and the American SIGABA. 
 
The ADFGVX Cipher - ANSWER invented by Colonel Fritz Nebel in 1918. 
The key for this algorithm is a six-by-six square of letters, used to encode a 36-letter alphabet. 
 
The Playf...
![WGU C839 - Intro to Cryptography Exam 2023-2024 Questions and Answers (VERIFIED).](/docpics/3079478/64b5801235f6a_3079478_121_171.jpeg)
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WGU C839 - Intro to Cryptography Exam 2023-2024 Questions and Answers (VERIFIED).
- Exam (elaborations) • 34 pages • 2023
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WGU C839 - Intro to Cryptography Exam 2023-2024 Questions and Answers (VERIFIED). 
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 asymm...
![Introduction to Cryptography - C839 | 191 Questions with 100 % correct Answers | verified](/docpics/3060553/64b022a104628_3060553_121_171.jpeg)
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Introduction to Cryptography - C839 | 191 Questions with 100 % correct Answers | verified
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Cryptography - science of altering communication so that it cannot be understood without having 
the key 
Mono-Alphabet Substitution - algorithms simply substitute one character of cipher text for each 
character of plain text. 
Caesar Cipher - choose a number by which to shift each letter of a text. 
ATBASH Cipher - Hebrew code substitutes first letter of alphabet for last, second letter for the 
second-to-the-last 
ROT13 Cipher - characters rotated 13 characters 
Scytale - Greek, written acros...
![EC-Council Certified Encryption Specialist (ECES) (2022/2023) Already Passed](/docpics/644aea1c25365_2664219.jpg)
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EC-Council Certified Encryption Specialist (ECES) (2022/2023) Already Passed
- Exam (elaborations) • 86 pages • 2023
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EC-Council Certified Encryption Specialist (ECES) (2022/2023) Already Passed What is cryptography? Noun - A) The process or skill of communicating in or deciphering secret writings or ciphers B) Secret writing Origin - Cryptography (or cryptology); derived from word kryptos which means "hidden", and grafo, which means "write", is the study of message secrecy Definition- Cryptography is the science of altering communication so that it cannot be understood without having the key 
Interloper a ...
![(ECES) - Practice exam 2023 with 100% correct answers](/docpics/3086684/64b6e1c2980e4_3086684_121_171.jpeg)
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(ECES) - Practice exam 2023 with 100% correct answers
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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 number of spaces 
d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes Y, etc.) 
d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes Y, etc.) 
 
 
 
DES has a key space of what? 
a. 2^128 
b. 2^192 
c. 2^56 
d. 2^64 
c. 2^56 
...
![Certified Encryption Specialist Practice Questions and Answers Latest 2024-2025](/docpics/5244971/663cecef95e0f_5244971_121_171.jpeg)
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Certified Encryption Specialist Practice Questions and Answers Latest 2024-2025
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Certified Encryption Specialist Practice Questions and Answers Latest . What type of encryption uses different keys to encrypt and decrypt the message? 
+Secure 
+Asymmetric 
+Private key 
+Symmetric - Answer Asymmetric 
Asymmetric cryptography, also known as public key cryptography, uses public and 
private keys to encrypt and decrypt data. 
The most widely used asymmetric encryption algorithm is what? 
+Caesar Cipher 
+Vigenere 
+RSA 
+DES - Answer RSA 
The RSA encryption algorithm is one of t...
![Certified Encryption Specialist Practice Questions and Answers Latest 2024-2025 Graded A+.](/docpics/5310438/6644a715270cc_5310438_121_171.jpeg)
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Certified Encryption Specialist Practice Questions and Answers Latest 2024-2025 Graded A+.
- Exam (elaborations) • 12 pages • 2024
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Certified Encryption Specialist Practice Questions and Answers Latest Graded A+. The most widely used asymmetric encryption algorithm is what? 
+Caesar Cipher 
+Vigenere 
+RSA 
+DES - Answer RSA 
The RSA encryption algorithm is one of the most widely used public key encryption 
algorithms that have ever been invented. It was created by the three scientists 
Ronald Rivest, Adi Shamir, and Leonard Adleman in 1977, and today it is 
increasingly being used in the network area. 
Original, unencrypte...
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