Historic Codes Challenge – Easy Level
A brief, engaging set of questions that explores notable encryption methods used through history.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
Which shift size defines the classic Roman Caesar cipher most commonly taught today?
- 2
What was the name of the German WWII device whose rotors created a constantly changing alphabet?
- 3
Which ancient Greek tool wrapped around a staff to hide messages via transposition?
- 4
Which Native American nation supplied the most celebrated code talkers for the U.S. during World War II?
- 5
Which British encryption method relied on a random key used only once and was never compromised?
- 6
What is the name of the earliest known substitution cipher that appears in Hebrew texts?
- 7
Before cracking Enigma, Allied cryptanalysts often used a known‑plaintext technique called what?
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