WorksheetsRSA Algorithm
Total questions: 10
Worksheet time: 8mins
In RSA, Ф(n) = _______ in terms of p and q.
(p)/(q)
(p)(q)
(p-1)(q-1)
(p+1)(q+1)
RSA is named after the researchers (_____ ) who proposed it
River, Shamir, Adleman
Rivest, Shamus, Adleman
Rivest, Shamir, Adleman
Rivest, Shamir, Adlemar
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
In the RSA public key cryptosystem, which one of the following numbers will always be largest?
e
n
p
q
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
Asymmetric key cipher uses_____ key
one
two
three
four
For RSA to work,the value of M must be less than
p
q
n
r
ᶲ(19)=
14
13
18
17
gcd( 18,300) =
4
2
8
6
73 mod 19 =
18
1
14
12
