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From: "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com>
Newsgroups: sci.crypt
Subject: Re: an scos2 test...
Date: Fri, 26 Jul 2024 15:13:43 -0700
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On 7/26/2024 2:32 AM, Richard Harnden wrote:
> On 26/07/2024 06:15, Chris M. Thomasson wrote:
>> On 7/25/2024 8:54 PM, Rich wrote:
>>> scos2 65 33
>>>
>>> 0ZGS XB sJ@ lH ~i<8/
>>
>> For some reason I am getting a plaintext of:
>>
>> ~U9o My 8/g v[ Ym9\;
>>
>> using my impl and Rich's original scos2 impl.
> 
> The key is wrong, try:
> 
> 28 60
> 0ZGS XB sJ@ lH ~i<8/

Indeed it works like a charm. It had to be a "key issue". Humm... That 
would be a fun test? Try different keys and log "readable" results wrt 
decrypted plaintext? ;^)