In Cryptography, the input bits are rotated to right or left in______________
In Cryptography, the input bits are rotated to right or left in______________
The shift cipher is sometimes referred to as the_____________
The shift cipher is sometimes referred to as the_____________
The substitutional cipers are ______________
The substitutional cipers are ______________
An asymmetric-key (or public-key) cipher uses______________
An asymmetric-key (or public-key) cipher uses______________
The cryptography algorithms (ciphers) are divided into____________
The cryptography algorithms (ciphers) are divided into____________
A straight permutation cipher or a straight P-box has the same number of inputs as_____________
A straight permutation cipher or a straight P-box has the same number of inputs as_____________
The Advanced Encryption Standard (AES), has three different configurations with respect to the number of rounds and ______________
The Advanced Encryption Standard (AES), has three different configurations with respect to the number of rounds and ______________
The heart of Data Encryption Standard (DES), is the ________________
The heart of Data Encryption Standard (DES), is the ________________
The International Data Encryption Algorithm (IDEA) was developed by___________
The International Data Encryption Algorithm (IDEA) was developed by___________
The man-in-the-middle attack can endanger the security of the Diffie-Hellman method if two parties are not _______________
The man-in-the-middle attack can endanger the security of the Diffie-Hellman method if two parties are not _______________
For RSA to work, the value of P must be less than the value of_______________-
For RSA to work, the value of P must be less than the value of_______________-
In Asymmetric-Key Cryptography, the two keys, e and d, have a special relationship to______________
In Asymmetric-Key Cryptography, the two keys, e and d, have a special relationship to______________
An encryption algorithm transforms the plaintext into____________
An encryption algorithm transforms the plaintext into____________
The original message, before being transformed, is_______________
The original message, before being transformed, is_______________
In symmetric key cryptography, the key used by the sender and the receiver is_____________
In symmetric key cryptography, the key used by the sender and the receiver is_____________
Data Encryption Standard (DES), was designed by_______________
Data Encryption Standard (DES), was designed by_______________
In Asymmetric-Key Cryptography, although RSA can be used to encrypt and decrypt actual messages, it is very slow if the message is_______________
In Asymmetric-Key Cryptography, although RSA can be used to encrypt and decrypt actual messages, it is very slow if the message is_______________
A substitution cipher replaces one symbol with _____________
A substitution cipher replaces one symbol with _____________
In Cryptography, the original message, before being transformed, is called___________
In Cryptography, the original message, before being transformed, is called___________
DES stands for_____________
DES stands for_____________