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Re: Challenge "Advent-Challenge — Part 2"

 On Dec. 27, 2022, 11:44 a.m.

@newton: Fair enough ! ... back to work ...

Re: Challenge "Advent-Challenge — Part 2"

 On Dec. 26, 2022, 1:08 p.m.

Hi, I'm pretty sure to have the correct 45 messages , but I can't transform them to readable text, for most of them. Can anyone give me some advice ? Many than…

Re: Challenge "Find the right route — Part 2"

 On Dec. 14, 2022, 7:03 p.m.

@newton: thanks a lot!

Actually the comma after word2 must be followed by a space ...

Re: Challenge "Find the right route — Part 2"

 On Dec. 13, 2022, 2:03 p.m.

Hello, I have difficulties to have my answer accepted. So, here are some questions:

  1. Is the comma, between word2 and the sentence (as indicated in the pdf) ne…
Re: Challenge

 On April 27, 2017, 5:16 p.m.

I do not understand the logic used in the cart2Polar subroutine for calculating the phase:
double real = REAL(data, k); double imag = IMAG(data, k); REAL(d…

Re: Challenge

 On Nov. 23, 2016, 2:02 p.m.

  • thanks for the help
  • it turned out that the solution works like an anagram. MTC3 now
    accepts both ways to represent the solution
Re: Challenge

 On July 15, 2016, 10:04 a.m.

What does "This series consists of 5 challenges that are based on each other" mean ?

Does Part 2 use the same rotations for the first Polybus square…

Re: Challenge

 On March 27, 2016, 8:01 p.m.

Thanks for your prompt reply.

Re: Challenge

 On March 27, 2016, 12:54 p.m.


The pdf for this part 5 states that the mathematical constant starts with the last digit, which is 6.

Is this correct or should we read first inst…

Re: Challenge

 On Oct. 12, 2015, 7:26 p.m.


Two more questions, if I may:

  1. The mentionned site (in the pdf), , states that a J should be replaced by a double i…

Re: Challenge

 On Oct. 12, 2015, 5:17 p.m.

First of all, I agree with George and I'm a bit disappointed that he did not get any reply from the author since 04 September…

Nevertheless, I'll ask a ques…

Re: Challenge

 On Oct. 12, 2015, 12:07 p.m.


In the description of the Granit encryption in the Granit-Part1 .PDF, you mention DCT and you specify on page 9 two conditions to be satisfied by KL1…

Re: Challenge

 On Sept. 3, 2015, 5:10 p.m.

Hi All,

I think I have found the first 4 words of message 1.
In addition, 3 of the other messages give me a nice plain-text with the OTP.
However, my solu…

Re: Challenge

 On Aug. 24, 2015, 3:35 p.m.

Hi All,

same problem, I am sure about my solution (using to the new pdf), but it is refused.

Can anyone check or PM me ?

Many thanks in advance !

Re: Challenge

 On March 13, 2014, 1:52 p.m.

thank you

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