Re: lun - Lucky Number

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Sujet : Re: lun - Lucky Number
De : fgrsna.pynnf (at) *nospam* vagrearg.eh (Stefan Claas)
Groupes : sci.crypt
Date : 08. Mar 2025, 19:38:06
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <vqi2qe$90e8$1@stefan.eternal-september.org>
References : 1 2
User-Agent : flnews/1.3.0pre29 (for GNU/Linux)
Rich wrote:
Stefan Claas <fgrsna.pynnf@vagrearg.eh> wrote:
Hi all,
 
from the previous discussion with Richard I came up with a new idea to
create a random number. I call the Go program lun = Lucky Number.
 
How /random/ do you want this number to be?
 
Here is a sample run with 3 seconds set.  You can also use1 or many
more seconds.
 
$ lun 3
 
Started: 2025-03-08 01:29:57
 
2287128966796887 1741393797 2287130708190684
2443764953918824 1741393798 2443766695312622
8241182675020522 1741393799 8241184416414321
 
Ended: 2025-03-08 01:29:59
Time elapsed: 00:00:03
Multiplying: 2287130708190684 * 8241184416414321
Your lucky number is: 18848665950643714819328816385564
SHA256: 28fd1445771c772f403eb4092b722640a529b5c84c3ee50bc6d631454e83daed
 
The first column is a random number
 
So, you already have a *random number*.  Why do any more?
 
, the second the local Unix-Epoch-Time
 
Very *not* random.
 
and the third shows the addition of column1 and column2.
 
Provided the random number was "good enough randomness" this has no
benefit.
 
The lucky number was generated by multiplying the first and last
value of the right column.
 
The product R1 * R2 is little different, randomness wise, from the
product R1 * (R2 + Predictable_Offset).  If you can generate random
numbers, what is the value in computing R1 * (R2 + Predictable_Offset)?
 
Hope you like the idea!
 
I fail to see any point to it.
 
If you can generate a random number, then you already have a random
number.  You can stop here and enjoy using your random number.

Why do you always have something to "complain" about? Enjoy the software,
it is cool and not so boring like using /dev/urandom. Or better instead
of "complaining" do something creative, crypto wise and show it to us too.

Regards
Stefan

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Date Sujet#  Auteur
8 Mar 25 * lun - Lucky Number44Stefan Claas
8 Mar 25 +* Re: lun - Lucky Number2Stefan Claas
8 Mar 25 i`- Re: lun - Lucky Number1Stefan Claas
8 Mar 25 `* Re: lun - Lucky Number41Rich
8 Mar 25  +* Re: lun - Lucky Number38Stefan Claas
8 Mar 25  i+* Re: lun - Lucky Number14Stefan Claas
8 Mar 25  ii+* Re: lun - Lucky Number2Richard Heathfield
8 Mar 25  iii`- Re: lun - Lucky Number1Stefan Claas
8 Mar 25  ii`* Re: lun - Lucky Number11Rich
8 Mar 25  ii `* Re: lun - Lucky Number10Richard Heathfield
9 Mar 25  ii  `* Re: lun - Lucky Number9Rich
9 Mar 25  ii   +- Re: lun - Lucky Number1Richard Heathfield
10 Mar 25  ii   +- Re: lun - Lucky Number1Chris M. Thomasson
11 Mar 25  ii   `* Re: lun - Lucky Number6Ben Bacarisse
11 Mar 25  ii    `* Re: lun - Lucky Number5Rich
11 Mar 25  ii     `* Re: lun - Lucky Number4Richard Heathfield
11 Mar 25  ii      +* Re: lun - Lucky Number2Rich
11 Mar 25  ii      i`- Re: lun - Lucky Number1Richard Harnden
11 Mar 25  ii      `- Re: lun - Lucky Number1Chris M. Thomasson
8 Mar 25  i+* Re: lun - Lucky Number19Richard Heathfield
8 Mar 25  ii`* Re: lun - Lucky Number18Stefan Claas
8 Mar 25  ii +* Re: lun - Lucky Number2Chris M. Thomasson
8 Mar 25  ii i`- Re: lun - Lucky Number1Chris M. Thomasson
9 Mar 25  ii `* Re: lun - Lucky Number15Richard Heathfield
9 Mar 25  ii  `* Re: lun - Lucky Number14Stefan Claas
9 Mar 25  ii   +* Re: lun - Lucky Number3Stefan Claas
9 Mar 25  ii   i`* Re: lun - Lucky Number2Stefan Claas
9 Mar 25  ii   i `- Re: lun - Lucky Number1Stefan Claas
12 Mar 25  ii   `* Re: lun - Lucky Number10Richard Heathfield
15 Mar 25  ii    `* Re: lun - Lucky Number9Marcel Logen
15 Mar 25  ii     `* Re: lun - Lucky Number8Richard Heathfield
16 Mar 25  ii      `* Re: lun - Lucky Number7Marcel Logen
16 Mar 25  ii       `* Re: lun - Lucky Number6Richard Heathfield
16 Mar 25  ii        `* Re: lun - Lucky Number5Marcel Logen
16 Mar 25  ii         `* Re: lun - Lucky Number4Richard Heathfield
16 Mar 25  ii          `* Re: lun - Lucky Number3Marcel Logen
17 Mar 25  ii           `* Re: lun - Lucky Number2Richard Heathfield
17 Mar 25  ii            `- Re: lun - Lucky Number1Marcel Logen
8 Mar 25  i`* Re: lun - Lucky Number4Rich
8 Mar 25  i `* Re: lun - Lucky Number3Marcel Logen
9 Mar 25  i  `* Re: lun - Lucky Number2Rich
9 Mar 25  i   `- Re: lun - Lucky Number1Marcel Logen
8 Mar 25  `* Re: lun - Lucky Number2Richard Heathfield
8 Mar 25   `- Re: lun - Lucky Number1Chris M. Thomasson

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