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Teams
Name
Score
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15
×
The Vigenรจre Cipher is more secure than Caesar because it uses a repeating keyword. True/False?
True
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10
×
Which Roman leader is credited with inventing a simple substitution cipher that bears his name?
Julius Caesar
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×
banana
Go to last place!
Oops!
×
rocket
Go to first place!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 15 points!
Oops!
15
×
The Rail Fence Cipher is a type of transposition cipher. True/False?
True
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Check
Okay!
Check
×
trap
No points!
Oops!
×
gold
Win 50 points!
Okay!
×
rocket
Go to first place!
Okay!
×
lifesaver
Give 25 points!
Oops!
25
×
Decode the Cipher! Ciphertext: ZGZHG Hint: Use the Atbash Cipher (A โ Z, B โ Y, C โ X, etc.)
ATTACK
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25
×
Decode the Cipher! Ciphertext: WKH FDW Hint: Use the Caesar Cipher with a backward shift of 3 letters
THE CAT
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×
thief
Give points!
5
10
15
20
25
×
star
Double points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
15
×
The Playfair Cipher encrypts one letter at a time. True/False?
False (It encrypts two letters at a time)
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10
×
What does ROT-13 do to a letter?
Shifts it by 13 positions
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10
×
Which cipher hides a message in seemingly innocent text, using the first letters of each word?
Null Cipher
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×
lifesaver
Give 20 points!
Oops!
×
magnet
Take 5 points!
Okay!
×
rocket
Go to first place!
Okay!
×
banana
Go to last place!
Oops!
10
×
Which cipher replaces each letter with another letter from a reversed alphabet?
Atbash Cipher
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10
×
A cipher that coordinates and a Polybius square to encode messages
ADFGX Cipher
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×
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