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rwst's posts

9 posts found

Re: Challenge "Kaskade-S/T — Part 1"

  By: rwst on Jan. 2, 2023, 9:16 a.m.

Thanks for your work!

Re: Challenge "Kaskade-S/T — Part 1"

  By: rwst on Jan. 1, 2023, 6:47 p.m.

Again there seems to be a problem. My keyfile reproduces the given ciphertext using the given command line. The MD5 matches the one given in the forum. I applied the coding that was talked about here, i.e. two-digit lowercase hex like 120a.... (for …

Re: Challenge "The Last Note"

  By: rwst on Dec. 16, 2022, 6:20 p.m.

"An error occured while checking your solution. "

There seems to be a technical problem at the moment. Can you please check?

Thanks, rwst

Re: Challenge "Sigaba Part 1"

  By: rwst on Nov. 6, 2010, 12:22 p.m.

Hello, it's me again.
The C code does not decrypt output from the Sigaba simulator:
http://cryptocellar.org/simula/sigaba/

Provided at least one of the cipher/control rotors is reversed!
This is, I believe, due to a faulty implementation of re…

Re: Challenge "Sigaba Part 1"

  By: rwst on Oct. 27, 2010, 5:42 p.m.

maybe the wording in the challenge text is a little bit confusing but the given plaintext appears AT THE BEGINNING of the searched plaintext. Otherwise why should the file be called wwiiINITplain.txt???
And so it is feasible to resolve this ch…

Re: Challenge "Sigaba Part 1"

  By: rwst on Oct. 26, 2010, 7:51 p.m.

Hello,
I'm of the opinion that the author, if he intended to make this a Level II challenge, failed in this intention because he overlooked the fact that if the plaintext appears NOT at the beginning of the message then (after 10-15 characters) the…

Re: Challenge "Enigma"

  By: rwst on Oct. 26, 2010, 7:33 p.m.

Any hints as to how to tackle this challenge are appreciated! Is there any kind of underlying obfuscation?

I think if you have solved Enigma2 you should have applied the same method for recognising what is a possible solution. With that method,…

[SOLVED] high scores hacked?

  By: rwst on Oct. 18, 2010, 6:22 p.m.

one hour ago there were about 300 people in the high score list.

Now there are much less and the points are wrong.

HTH,
rwst

Re: Challenge "Monoalphabetic substitution"

  By: rwst on Oct. 17, 2010, 5:44 p.m.

Hallo,
ich bekomme folgende Fehlermeldung vom Server:
Warning: Missing argument 11 for modC3ChallengeHelper::writeLog(), called in /usr/local/www/apache22/data/cryptochallenge/modules/mod_displayc3challenges/mod_displayc3challenges.php on line 427…


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