Outline

The Flexiant Cipher Challenge prize - Scottish Cipher Excellence 2011 Award - will be awarded at the Symposium on Security Risk, Cybercrime and Critical Infrastructure on Tuesday 6 December 2011 [Link]. It involves a number of ever more difficult cipher challenges which students must solve in order to get to the next round. Some of these challenges will be timed, where others are open to be completed within certain deadlines. First prize will be a Fujitsu notebook.

Round 1

The Round 1 Flexiant Cipher Challenge is [here]:

Round 2

The Round 2 Flexiant Cipher Challenge is [Here]:

Round 3

The Round 3 Flexiant Cipher Challenge is [here]:

MjUxMUZDNkNCMEJCMjQzMUMwQjQzRDY3OTNEMENCQzENCjYyQ0MwQjRFQkIwQjU3Q
jQwNzc4MTc5MjM0MjQ2QzM4DQo4ODEyNjYyRENGM0U1REIwMjQ3QzBGODU5MDkzNjNGQw==

If you can crack this, email your answer to w.buchanan(at)napier.ac.uk or Mike.Just(at)gcu.ac.uk or George.Weir(at)cis.strath.ac.uk or i.ferguson(at)abertay.ac.uk or l.georgieva(at)hw.ac.uk or ishbel(at)cs.st-and.ac.uk.

Round 4

The Round 4 challenge is timed, and relates to a current news item. It is [here].

Final Round

There are four challenges. Once you have each of the codes, email the answer immediately to w.buchanan@napier.ac.uk:

Challenge 1 [Here]

Challenge 2 [Here]

Challenge 3 [Here]

Challenge 4 [Here]

Final placings are:

10. Fraser, Andrew
9. Tsirigotakis, Nikolaos
8. Nemeth, Daniel
7. Harrower, Gary
6. Miehling, Mathew
5. Meyer, Graeme
4. Iwanski, Lukasz
3= Ramsay, Bruce
3= Zygmunt, Jakub
2= Morgan, David
2= Stark, Alasdair
1. Flandrin, Flavien