Richard Baranyi (Crypto wizard23) from Slovakia was the first one to solve the t2’15 Challenge. Well done! Congratulations!
The elegant write-up trophy goes to Juha Kivekäs, Finland. His write-up will be published soon so you’ll have a change to evaluate the submission yourself.
Congratulations to both winners! We would also like to thank each one of you who participated. Last but not least. if you have an interesting idea for t2’16 Challenge, please let us know – authors get a free admission to the conference among other perks ;)
This is just a short note to let you know that the deadline for t2’15 Challenge write-up submissions is 2015-10-17 10:00 EEST, after which the creators of the Challenge will select the winner.
Please remember that the criteria for the selection is the elegance of the answer. The solution must include a detailed description of methods and tools used. If you don’t know the definition of elegance – please check out the winning write-ups from previous years.
t2’15 Challenge hint #4: If you failed to read the recipe …
t2’15 Challenge hint #3: What file format was invented on the date contained in the missile system decryptor?
t2’15 Challenge hint #2: If you modify the cookie you will notice that it contains padding.