October 2017 - Challenge

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Ponder This Challenge:

The solutions for the polynomial equation

131839*x^5+17585*x^4-13258*x^3-18104*x^2-419356*x+52715 = 0 (mod 11100101)

encode something related to IBM security, with a single bit error.

What does it encode? What is the wrong bit? And how is it related to IBM Security?


Hint (23/10): View the solutions in Binary.


We will post the names of those who submit a correct, original solution! If you don't want your name posted then please include such a statement in your submission!

We invite visitors to our website to submit an elegant solution. Send your submission to the ponder@il.ibm.com.

If you have any problems you think we might enjoy, please send them in. All replies should be sent to: ponder@il.ibm.com

Challenge: 28/09/2017 @ 12:00 PM EST
Solution: 02/11/2017 @ 12:00 PM EST
List Updated: 01/11/2017 @ 12:00 PM EST

People who answered correctly:

Reiner Martin (01/10/17 11:32 PM IDT)
Ariel Landau (02/10/17 06:11 AM IDT)
Nyles Heise (05/10/17 06:08 AM IDT)
Michael Rosola (05/10/17 10:51 PM IDT)
Michael Catalano-Johnson (06/10/17 06:22 PM IDT)
George Barnett (07/10/17 09:43 PM IDT)
Florian Fischer (08/10/17 21:58 PM IDT)
Alper Halbutogullari (09/10/17 10:37 AM IDT)
Tim Lewis (10/10/17 06:21 PM IDT)
Kaifei Chen (12/10/17 09:58 AM IDT)
David Greer (16/10/17 02:11 AM IDT)
Dieter Beckerle (22/10/17 04:23 PM IDT)
Adam Daire (22/10/17 07:43 PM IDT)
Andreas Knüpfer (23/10/17 09:06 PM IDT)
Wolfgang Kais (25/10/17 01:16 AM IDT)
Károly Csalogány (25/10/17 01:45 PM IDT)
Kang Jin Cho (26/10/17 12:30 PM IDT)
Motty Porat (26/10/17 03:17 PM IDT)
Steven Langerwerf (27/10/17 03:47 PM IDT)
Rickard Björklund (29/10/17 08:27 PM IDT)
Serge Batalov (29/10/17 09:04 PM IDT)
Shirish Chinchalkar (31/10/17 02:31 AM IDT)