[schmeh-03] - 2 users already solved this challenge.
The double columnar transposition is considered one of the best manual encryption systems. Many secret organizations have made use of it or still use it today. As there are only a few publications on this method, it is not clear if and how a well-constructed double transposition cipher can be broken.
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Published on: 2010-10-14 13:30
Maximum number of attempts for this challenge: 0
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Achieved points (Global score)
y-m-d - h:m:s
george lasry (george4096)
Jim Gillogly (Scryer)
The solution for this challenge was made public on 2014-06-13, and thus it is not possible to get points for this challenge any more. However, you can still solve and enter a solution for this challenge. If you believe you have the solution, you can still write us an email.