2013 Xmas Cipher Challenge

2018/03/06 --My old solutions

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In 2013 Cyber Security Challenge UK posted a Christmas Cipher Challenge. There seems to be no trace of the challenge or its solutions online any more. There are five parts which I will each write up in subsequent posts.

[cipher-main.PNG]

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Listing Shadow Copies2013 Xmas Cipher Challenge Part 1 Solution