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crypto

Crypto

Easy Challenges

Challenge Name Description Hint
rome "Rome Cryptography" Simple enough for an Emperor of Rome!
rome-but-harder Old Time Crypto with a Modern Spin This may have given the emperor of Rome sound headaches, I can only pacing forward and Reverse, and probably have done it for at least 64 times.
rail-fence The flag is there but not. There must be some type of pattern. This flag needs to be submitted in upper case. Something about a fence cipher

Medium Challenges

Challenge Name Description Hint
XORED-Message There is some encrypted message, it apparently has something to do with logic. °° -> 0
Transformation Do you have an affinity for math? Then you’ll easily crack this cipher! a = b / 3
HideInside Don't see any flag flying in this city pic, must be hidden behind the scenes Which do you prefer first – hex or base?

Hard Challenges

Challenge Name Description Hint
BlaiseDeCVE You'll need this CVE-2014-6271 to find the key! no hint
StegAESaurus Put all the key pieces together to crack this ciphertext no hint