cryptology

Cryptoanalysis

Cryptography

All answers

Cryptography

Cryptoanalysis

neither Cryptography nor Cryptoanalysis

either Cryptography or Cryptoanalysis

Cryptanalysis

Cryptography

Staganography

Watermarking

algorithm for performing encryption and decryption

encrypted message

both algorithm for performing encryption and decryption and encrypted message

decrypted message

transpositional ciphers

substitution ciphers

both transpositional ciphers and substitution ciphers

quadratic ciphers

block cipher

stream cipher

bit cipher

byte cipher

to find some insecurity in a cryptographic scheme

to increase the speed

to encrypt the data

to make new ciphers

Substitution and transposition

Block and stream

Symmetric and asymmetric

DES and AES

Availability

Confidentiality

Integrity

Authenticity

public

asymmetric

symmetric

private

Substitution

Permutation to provide diffusion

XOR operation with the key

Key expansion

AddRoundKey

MixColumns

SubBytes

ShiftRows

XOR with the round key

Bitwise AND with the key

Multiplication in Galois field

Circular shifting

High computational complexity

Small block size

Lack of Feistel structure

No key expansion

RSA

Blowfish

AES

SHA-256