Quiz 02 - Historical Ciphers (T/F)

The Playfair cipher uses a 6x6 grid to arrange the alphabet.

The Scytale cipher involves substituting each character with another character in the alphabet.

In Playfair cipher,if the 2 letters in a digraph appear in the same row, each is replaced by the letter to its right.

In the Playfair cipher, each letter is substituted independently.

The Atbash cipher reverses the letters of the alphabet for encryption.

Vigenère cipher encryption can be done using either a table or an algebraic formula.

The Vigenère cipher uses a single fixed key for all letters in the plaintext.

The Rail Fence cipher rearranges letters based on a diagonal zigzag pattern.

The Caesar cipher is a type of substitution cipher.

The Atbash cipher is a complex polyalphabetic substitution cipher.

The Rail Fence cipher is based on letter substitution.

The Caesar cipher can be easily broken using brute-force due to its small key space.

In the Vigenère cipher, each letter of the plaintext is encrypted using a different Caesar cipher.

Pigpen cipher symbols are based on a visual grid pattern and not on letter shifting.

The Pigpen cipher requires mathematical operations like modular arithmetic for encryption.