MysteryTwister C3
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Level II Challenges (133)

Page 1 of the challenges in Level II, ordered by date posted (the most recent appear first).

Kaskade-S/T — Part 4

[esslinger-12] - 0 users already solved this challenge, 1 is working on it.
 
 
 

This time your friend packed the plaintext in a ZIP archive before encrypting it. Are you able to get the archive from the given ciphertext file, and then reveal the wanted plaintext?
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Published on: 2011-05-05 10:30
Maximum number of attempts for this challenge: 20

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   +++    [18:58 - 13.10.2019] Sph1003 solved the Level I challenge 'Number Sequence'    +++    [11:22 - 13.10.2019] Lemmynator solved the Level I challenge 'Post-Quantum Cryptography: Unbalanced Oil and Vinegar System — Part 1'    +++    [10:29 - 13.10.2019] gerdw solved the Level II challenge 'Lunchtime Attack on the Fully Homomorphic Encryption Scheme'    +++    [08:31 - 13.10.2019] SirAbacus solved the Level I challenge 'Number Sequence — Part 2'    +++    [23:14 - 12.10.2019] Tom solved the Level I challenge 'A hidden word'    +++