WorksheetsCB3491 CRYPTOGRAPHY AND CYBER SECURITY
Total questions: 10
Worksheet time: 5mins
The process of converting plain text into cipher text is _________________
Symmetric encryption is also known as _______________
The Caesar cipher is a _________ cipher that has a key of 3.
additive
The ___________ cipher reorders the plain text characters to create a cipher text.
Which of the following stage of cryptography are the non readable encrypted data?
Which type of encryption uses the same key for both encryption and decryption?
Which of the following is not a characteristic of a good encryption algorithm?
Confidentiality
Integrity
Availability
Authenticity
Which of the following is not a type of attack on encryption?
Brute force attack
Dictionary attack
Collision attack
Compression attack
Which of the following is a type of attack on encryption that tries every possible key combination?
Brute force attack
Dictionary attack
Collision attack
Rainbow table attack
Which of the following is not a type of cipher?
Substitution cipher
Transposition cipher
Vigenere cipher
RSA cipher
