SO Codebusters

Front

Which type of code is harder to break? Monoalphabetic, Polyalphabetic

Back

Polyalphabetic

Front

What is the most common letter of the English alphabet (which reveals the languages "fingerprint" when decoding)?

Back

E

Front

How is cryptology useful in real life? Options: It can be used to make entertaining puzzles, movies, books, and art., It is necessary to keep financial and personal information safe when communicating digitally. , It is used in times of war to keep information confidential., All of these answers are correct.

Back

All of these answers are correct.

Front

Can you break this code? Options: Orange = 10, Orange = 6, Orange = 5, Orange = 2

Back

Orange = 5

Front

Who was the first know user of the Caesar Cipher?

Back

Julius Caesar

Front

Encrypt the word alphabet using a Caesar cipher with a shift of 3

Back

DOSKDEHW

Front

The outer circle represents the original letters and the inner circle represents the encrypted letters. Which of the following deciphers the following word: UZWMV? Options: ZEBRA, ZULUA, ZIPPO, ZBRR

Back

ZEBRA

Front

Using the substitution cipher of reversing the order of the letters, determine what the word LEMNISCATE would become?

Back

OVNMRHXZGV