Cryptography Dimensions

Front

Symmetric & Asymmetric

Back

Number of Keys

Front

Single key for encryption/decryption

Back

Symmetric Key

Front

Public and private keys

Back

Asymmetric Key

Front

Stream & Block Ciphers

Back

Operation Types

Front

Encrypts bit by bit

Back

Stream Cipher

Front

Encrypts in blocks

Back

Block Cipher

Front

Substitution & Transposition

Back

Plaintext Process

Front

Replaces characters

Back

Substitution

Front

Rearranges characters

Back

Transposition

Front

AES, DES

Back

Symmetric Key Example