WorksheetsEncryption
Total questions: 12
Worksheet time: 14mins
Name
Class
Date
1.
What is the process of converting data into a format that cannot be read by another user?
a)
encryption
b)
locking
c)
keying
d)
registering
2.
Which of these is the most secure way of data transfer?
a)
HTTP
b)
HTTPS
3.
What type of key is not shared and computers cannot decrypt a message without it?
a)
Free key
b)
Private key
c)
Public key
d)
Personal key
4.
If the same key is used to encrypt and decrypt a message, this is known as?
a)
Symmetric encryption
b)
Encryption doesn't exist!
c)
Asymmetric encryption
d)
Same-key encryption
5.
What does SSL stand for?
a)
Secure Socket Layer
b)
Secret Secure Layer
6.
If you were to use a caeser cipher with a key of 3 shifts to the left, how would you encrypt the word: Cipher?
a)
ZAMEBO
b)
ZOMEBO
c)
ZFMEBO
d)
ZFMEBA
7.
Taking a secret message and reproducing the original plain text is known as?
a)
Caesar Cipher
b)
Encryption
c)
Cipher Text
d)
Decryption
8.
Asymmetric encryption uses only 1 key.
a)
True
b)
False
c)
Maybe
d)
God Knows
9.
The process of converting plaintext to ciphertext.
a)
cryptography
b)
cyphertext
c)
decryption
d)
encryption
10.
Information that is readable without performing any cryptographic operations.
a)
cryptography
b)
plaintext
c)
encryption
d)
decryption
11.
A string of text that has been converted to a secure form using encryption.
a)
encryption
b)
decryption
c)
ciphertext
d)
plaintext
12.
The process of converting a ciphertext into plaintext.
a)
encryption
b)
decryption
c)
plaintext
d)
cryptography
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