Re: [Discuss-gnuradio] descrambling radio waves

Most likely it is a 64bit PIN Seed that your key will contain.
If you do not know it then data was not ment for "your eyes".

> Descrambling doesn't necessarily mean hacking for malicious purposes,
> it can also mean learning existing systems to design better/more
> efficient ones for the future.
If you don't know the key then you are in the wrong group.

All the best,
Patrik


----- Original Message -----
From: "Vikas N Kumar" <walburn@gmail.com>
To: "Patrik Tast" <patrik@poes-weather.com>
Cc: <discuss-gnuradio@gnu.org>
Sent: Tuesday, June 19, 2012 17:21
Subject: Re: [Discuss-gnuradio] descrambling radio waves


> On Tue, Jun 19, 2012 at 10:01 AM, Patrik Tast <patrik@poes-weather.com>
> wrote:
>> If the signal is crypted then it was not ment for you unless you have a
>> KEY
>> to "unlock".
>> In CCSDS (digital reception) frame header there is a bit telling you if
>> data
>> is/not crypted. It also contains the key number that you have to use to
>> descramble it.
>
> Thanks. How is the "KEY" exchange done ?
>
> Descrambling doesn't necessarily mean hacking for malicious purposes,
> it can also mean learning existing systems to design better/more
> efficient ones for the future. Thanks for your opinion.


_______________________________________________
Discuss-gnuradio mailing list
Discuss-gnuradio@gnu.org
https://lists.gnu.org/mailman/listinfo/discuss-gnuradio