10/8/25, 8:38 AM WGU C839 - Introduction to Cryptography | UPDATE| COMPLETE FREQUENTLY TESTED QUESTIONS WITH VERIFIED ANSW…
WGU C839 - Introduction to Cryptography |
UPDATE| COMPLETE FREQUENTLY TESTED
QUESTIONS WITH VERIFIED ANSWERS|GET IT
100% ACCURATE!!
Save
Practice questions for this set
Learn 1 /7 Study with Learn
using other techniques other than brute force to attempt to derive the key;
some cases test the efficiency of a cryptographic algorithm.
Choose an answer
1 Cryptanalysis 2 Cryptography
3 Enigma Machine 4 NSA: Type 2 Algorithms
Don't know?
https://quizlet.com/1089422733/wgu-c839-introduction-to-cryptography-update-complete-frequently-tested-questions-with-verified-answersget-it-100-a… 1/9
, 10/8/25, 8:38 AM WGU C839 - Introduction to Cryptography | UPDATE| COMPLETE FREQUENTLY TESTED QUESTIONS WITH VERIFIED ANSW…
Terms in this set (191)
science of altering communication so that it cannot be
Cryptography
understood without having the key
Mono-Alphabet algorithms simply substitute one character of cipher
Substitution text for each character of plain text.
choose a number by which to shift each letter of a
Caesar Cipher
text.
Hebrew code substitutes first letter of alphabet for
ATBASH Cipher
last, second letter for the second-to-the-last
ROT13 Cipher characters rotated 13 characters
Greek, written across leather, and wrapped around
Scytale
physical cylinder
easy to break, preserve underlying letter and word
Substitution Weaknesses
frequency
Multi-Alphabet use multiple alphabets,
Substitution
Cipher Disk Leon Alberti in 1466, polyalphabetic;
1553 by Giovan Battista; until early 1900s, multi-
Vigenère Cipher
alphabet, 26X26
uses a 5 by 5 table containing a keyword or phrase
Playfair Cipher
encrypts two letters rather than one.
ADFGVX 36-letter alphabet; six-by-six square of letters,
Used In World War II the Germans; electromechanical
Enigma Machine
rotor-based cipher system;
WWII American similar to the Enigma machine, but
SIGABA
with improvements and more security.
WWII British similar to the Enigma machine, but with
TypeX
improvements and more security.
https://quizlet.com/1089422733/wgu-c839-introduction-to-cryptography-update-complete-frequently-tested-questions-with-verified-answersget-it-100-a… 2/9
WGU C839 - Introduction to Cryptography |
UPDATE| COMPLETE FREQUENTLY TESTED
QUESTIONS WITH VERIFIED ANSWERS|GET IT
100% ACCURATE!!
Save
Practice questions for this set
Learn 1 /7 Study with Learn
using other techniques other than brute force to attempt to derive the key;
some cases test the efficiency of a cryptographic algorithm.
Choose an answer
1 Cryptanalysis 2 Cryptography
3 Enigma Machine 4 NSA: Type 2 Algorithms
Don't know?
https://quizlet.com/1089422733/wgu-c839-introduction-to-cryptography-update-complete-frequently-tested-questions-with-verified-answersget-it-100-a… 1/9
, 10/8/25, 8:38 AM WGU C839 - Introduction to Cryptography | UPDATE| COMPLETE FREQUENTLY TESTED QUESTIONS WITH VERIFIED ANSW…
Terms in this set (191)
science of altering communication so that it cannot be
Cryptography
understood without having the key
Mono-Alphabet algorithms simply substitute one character of cipher
Substitution text for each character of plain text.
choose a number by which to shift each letter of a
Caesar Cipher
text.
Hebrew code substitutes first letter of alphabet for
ATBASH Cipher
last, second letter for the second-to-the-last
ROT13 Cipher characters rotated 13 characters
Greek, written across leather, and wrapped around
Scytale
physical cylinder
easy to break, preserve underlying letter and word
Substitution Weaknesses
frequency
Multi-Alphabet use multiple alphabets,
Substitution
Cipher Disk Leon Alberti in 1466, polyalphabetic;
1553 by Giovan Battista; until early 1900s, multi-
Vigenère Cipher
alphabet, 26X26
uses a 5 by 5 table containing a keyword or phrase
Playfair Cipher
encrypts two letters rather than one.
ADFGVX 36-letter alphabet; six-by-six square of letters,
Used In World War II the Germans; electromechanical
Enigma Machine
rotor-based cipher system;
WWII American similar to the Enigma machine, but
SIGABA
with improvements and more security.
WWII British similar to the Enigma machine, but with
TypeX
improvements and more security.
https://quizlet.com/1089422733/wgu-c839-introduction-to-cryptography-update-complete-frequently-tested-questions-with-verified-answersget-it-100-a… 2/9
