The keys used in cryptography are_______________
The keys used in cryptography are_______________
The cipher feedback (CFB) mode was created for those situations in which we need to send or receive r bits of____________
The cipher feedback (CFB) mode was created for those situations in which we need to send or receive r bits of____________
In symmetric-key cryptography, the key locks and unlocks the box is_________
In symmetric-key cryptography, the key locks and unlocks the box is_________
The ciphers of today are called round ciphers because they involve_____________
The ciphers of today are called round ciphers because they involve_____________
RSA stands for _______________
RSA stands for _______________
A substitution cipher substitutes one symbol with_________
A substitution cipher substitutes one symbol with_________
The ciphers of today are called _______________
The ciphers of today are called _______________
We use Cryptography term to transforming messages to make them secure and immune to _____________
We use Cryptography term to transforming messages to make them secure and immune to _____________
The Cryptography can provide_____________
The Cryptography can provide_____________
A transposition cipher reorders (permutes) symbols in a _____________
A transposition cipher reorders (permutes) symbols in a _____________
Cryptography, a word with Greek origins, means ________________
Cryptography, a word with Greek origins, means ________________
The Advanced Encryption Standard (AES) was designed ___________
The Advanced Encryption Standard (AES) was designed ___________
In symmetric-key cryptography, the same key is used by___________
In symmetric-key cryptography, the same key is used by___________
ECB stands for _____________
ECB stands for _____________
The cipher which uses the exclusive-or operation as defined in computer science is called____________
The cipher which uses the exclusive-or operation as defined in computer science is called____________
In Cryptography, when text is treated at the bit level, each character is replaced by___________
In Cryptography, when text is treated at the bit level, each character is replaced by___________
The relationship between a character in the plaintext to a character is ______________
The relationship between a character in the plaintext to a character is ______________
Symmetric-key cryptography started thousands of years ago when people needed to exchange _______________
Symmetric-key cryptography started thousands of years ago when people needed to exchange _______________
The Data Encryption Standard (DES) was designed by____________
The Data Encryption Standard (DES) was designed by____________
In Rotation Cipher, keyless rotation the number of rotations is_____________
In Rotation Cipher, keyless rotation the number of rotations is_____________