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Unusual/obscure codes and ciphers

Posted: Thu Oct 23, 2008 6:26 pm
by Quantum P.
In the spirits of revitalizing the community, satisfying interests in methods of obfuscation, and finding methods of obfuscation more interesting than Pig Latin and ROT-13: I hereby dedicate this thread to discussing unusual or obscure codes and ciphers.

For example, I think that the autokey cipher is a really clever idea, even though it's not terribly secure.

Posted: Thu Oct 23, 2008 7:47 pm
by Aplsos
Image

Posted: Thu Oct 23, 2008 8:47 pm
by Dr. Dos
Aplsos wrote:Image
Saved it, renamed it to .mp3, was disappointed.

Posted: Fri Oct 24, 2008 7:08 am
by Commodore
I always thought it would be real cool to be a spy since there were a whole bunch of code books and spy books in the school library when i was a kid. I tried to make a spy club and was less than successful, but we still drew monsters attacking cities.

Anyways I thought it was better to have a coded message not actually be anything then have an invisible ink message there too.

Posted: Fri Oct 24, 2008 4:39 pm
by Scribbit
A friend and I invented a code a while ago where we scrambled the letters in the words by a pattern, so it looked scrambled but really we knew which letters to move.

And that autokey stuff is cool. It reminds me of the Ceasar Cipher, but that one was easier because the same key was just repeated through the message.

..wow, this is much better than my dumb "let's talk in code" threads.

Posted: Sat Oct 25, 2008 3:26 am
by nps
6fbf7eeb95751c5f01b203f4b97c96f6

Posted: Sun Oct 26, 2008 4:28 am
by Quantum P.
Image

Dangit.

Posted: Sun Oct 26, 2008 5:26 am
by Scribbit
Speaking of codes, did you ever make up that fake language Quantum P?

Posted: Sun Oct 26, 2008 6:01 am
by asiekierka
Nupanick wrote:Speaking of codes, did you ever make up that fake language Quantum P?
The one from his game? Yeah... i have proof of it.
nps wrote:<strange>
MD5 hash: 6fbf7eeb95751c5f01b203f4b97c96f6
Normal Text: f*** you all

GOOGLE WINS.

EDIT:
Also, the insecure "numbahz cipher"

Let's assume i want to encrypt ASIEKIERKA, and my numbahz are 12345.

1234512345
ASIEKIERKA

The result is: "ATKHOIFTNE"
If an uppercase letter needs to get after Z, like
2
Z

the result would be "a" and vice versa.

You also encrypt numbers in a text. If you need to get after 9, you get 0 and vice versa.

YAY.

NOW DECODE THIS:

SVa OW EM KCLRb NTW VWWZMNK ME4 KIYPJX

and give me the code.

Posted: Sun Oct 26, 2008 7:57 am
by Dr. Dos
IDBEHOLDS

Posted: Sun Oct 26, 2008 11:43 am
by nps
asiekierka wrote:Normal Text: f*** you all
AHAHAHA! WRONG! YOU COULDN'T BREAK MY CODE! I ACTUALLY SAID: "fuck you all"!!

"f*** you all" IS 295f7ea4dc4f133273589c9d4d6f91de AHAHAHAHAHHAHAS

Posted: Sun Oct 26, 2008 1:37 pm
by asiekierka
nps wrote:
asiekierka wrote:Normal Text: f*** you all
AHAHAHA! WRONG! YOU COULDN'T BREAK MY CODE! I ACTUALLY SAID: "f*** you all"!!

"f*** you all" IS 6fbf7eeb95751c5f01b203f4b97c96f6
AHAHAHAHAHHAHAS
NPS, i don't swear this bad, you idiot

Posted: Sun Oct 26, 2008 4:14 pm
by Zenith Nadir
yeah nps

you IDIOT!!!!!!!!!!!!!!!!!!!!!!!!!!! & stupid.

Posted: Sun Oct 26, 2008 4:23 pm
by Scribbit
Here's a useful mnemonic I found for morse code:

Image

Posted: Mon Oct 27, 2008 12:35 am
by Commodore
some of those work, but a few are iffy.

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