public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Clemens Ladisch <clemens@ladisch.de>
To: Ismail Kizir <ikizir@gmail.com>
Cc: Pavel Machek <pavel@ucw.cz>, linux-kernel@vger.kernel.org
Subject: Re: A new, fast and "unbreakable" encryption algorithm
Date: Fri, 4 Dec 2015 08:34:13 +0100	[thread overview]
Message-ID: <566141F5.2080504@ladisch.de> (raw)
In-Reply-To: <CAFJyfaNfYcVC-Fov2N0qrZtvnjDMa6yLR65b5N9GS_B9KUgp8w@mail.gmail.com>

Ismail Kizir wrote:
> What means "did not look random"?

A plaintext consisting of repeated bytes (zero, or other values)
eventually makes your algorithm go into a loop, which results in
repeated bytes.

> On the pictures, there is also an example of "full 0"(it appears red,
> but it is full 0 bmp) example.
> And it "looks" perfectly random.

No, red is _not_ perfectly random.  When I see a red picture, I have
evidence that the plaintext was zeroes.


Regards,
Clemens

  reply	other threads:[~2015-12-04  7:34 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-18  5:25 A new, fast and "unbreakable" encryption algorithm Ismail Kizir
2015-11-18 16:33 ` Harald Arnesen
2015-11-18 20:11   ` Ismail Kizir
2015-11-19  9:05     ` Clemens Ladisch
2015-11-21  6:31       ` Ismail Kizir
2015-12-03 22:35         ` Pavel Machek
2015-12-03 22:38           ` Ismail Kizir
2015-12-04  7:34             ` Clemens Ladisch [this message]
2015-12-04  9:42               ` Ismail Kizir
2015-12-04 15:28                 ` Austin S Hemmelgarn
2015-11-19  2:35   ` Ismail Kizir
2015-11-19 12:12 ` Łukasz Stelmach
2015-11-19 12:31   ` Ismail Kizir
2015-11-19 14:04     ` Łukasz Stelmach
2015-11-19 14:05     ` Ismail Kizir

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=566141F5.2080504@ladisch.de \
    --to=clemens@ladisch.de \
    --cc=ikizir@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pavel@ucw.cz \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox