RSA - Enigma
Presentation
•
Computers
•
12th Grade
•
Medium
Emanuela Giaconi
Used 5+ times
FREE Resource
1 Slide • 18 Questions
1
RSA - Enigma
2
Multiple Choice
73 mod 19 =
18
1
14
12
3
Multiple Choice
Asymmetric key cipher uses_____ key
one
two
three
four
4
Multiple Choice
In the RSA algorithm, we select 2 random large values ‘p’ and ‘q’. Which of the following is the property of ‘p’ and ‘q’?
p and q should be divisible by Ф(n)
p and q should be co-prime
p and q should be prime
p/q should give no remainder
5
Multiple Choice
Richard received an encrypted message sent to him from Sue. Which key should he use to decrypt the message?
Richard's public key
Richard's private key
Sue's public key
A. Sue's private key
6
Multiple Choice
What encryption algorithm uses the same pre-shared key to encrypt and decrypt data?
hash
one-time pad
symmetric
asymmetric
7
Multiple Choice
What is the name of the method in which letters are rearranged to create the ciphertext?
enigma
transposition
substitution
one-time pad
8
Multiple Choice
What encryption algorithm uses one key to encrypt data and a different key to decrypt data?
symmetric
transposition
one-time pad
asymmetric
9
Multiple Choice
What is the term used to describe the science of making and breaking secret codes?
impersonation
factorization
jamming
cryptology
spoofing
10
Multiple Choice
Where was enigma decoded?
UK
US
Asia
Britain
11
Multiple Choice
How many rotors did the machine have?
1
2
3
4
12
Multiple Choice
Where was enigma made?
Russia
Britain
Germany
America
13
Multiple Choice
Who decoded enigma?
Alan Turing
Arthur Scherbius
Eddie Chapman
Richard Sorge
14
Multiple Choice
When was enigma decoded?
1938
1945
1933
1941
15
Multiple Choice
When was enigma made?
The beginning of WWII
The end of WWI
1933
1910
16
Multiple Choice
Crittografia simmetrica e asimmetrica: selezionare l'affermazione che NON è vera.
La crittografia asimmetrica utilizza due chiavi
La crittografia asimmetrica richiede che la chiave privata sia trasferita
In entrambi i sistemi di crittografia più la chiave è lunga e più è sicura
17
Multiple Choice
La crittografia
è una tecnica che utilizza una chiave di lettura per rendere illeggibile il messaggio
è una tecnica che utilizza una chiave di scrittura utilizzabile solo su reti WAN
è una tecnica che utilizza una chiave di lettura nota solo agli utenti offline
è una tecnica di codifica utilizzata dai programmatori per lo scambio di informazioni
18
Multiple Choice
Quale di queste immagini rappresenta un processo di crittografia?
19
Multiple Choice
RSA - Enigma
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