$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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10 challenges · browse all techniques

Challenge CTF Weight Category Has
ChristmasEncryptionStandard X-MAS 2022 – Crypto files
SecureCommunications X-MAS 2022 – Crypto files
StrangeCircles X-MAS 2022 – Crypto files
TheCarolCorruptor X-MAS 2022 – Crypto files
Gnome_Oriented_Programming X-MAS 2021 – Crypto files
How_the_Grinch_stole_the_cryptographic_key X-MAS 2021 – Crypto files
One_Time_Present X-MAS 2021 – Crypto files
Santas_Secret_Encoding_Machine X-MAS 2021 – Crypto files
Still_Two_Bad_Reindeer X-MAS 2021 – Crypto files
Worst_two_reindeer X-MAS 2021 – Crypto files