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Re: Patterns

From Richard Harnden <richard.nospam@gmail.invalid>
Newsgroups comp.security.unix, sci.crypt
Subject Re: Patterns
Date 2024-02-20 21:55 +0000
Organization A noiseless patient Spider
Message-ID <ur374g$2n32c$1@dont-email.me> (permalink)
References (1 earlier) <uqgk8m$28cuj$1@dont-email.me> <uqhgi2$2gjm1$2@dont-email.me> <uqj7eo$2q28i$3@dont-email.me> <uqln3h$2pbms$1@i2pn2.org> <ur34f6$2mh1p$1@dont-email.me>

Cross-posted to 2 groups.

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On 20/02/2024 21:09, Chris M. Thomasson wrote:
> On 2/15/2024 11:02 AM, Stefan Claas wrote:
>> Chris M. Thomasson wrote:
>>
>>> On 2/13/2024 8:45 PM, Rich wrote:
>>>> In sci.crypt Chris M. Thomasson <chris.m.thomasson.1@gmail.com>
>>>> wrote:
>>>>> On 2/12/2024 5:30 PM, The Doctor wrote:
>>>>>> Deos anyone how what encryption is being used here?
>>>>>>
>>>>>> *1234567890ABCDEF01234567890ABCDEF0123456
>>>>>
>>>>> None? lol. just kidding. Humm...
>>>>>
>>>>> Some combination of plaintext, secret key and cipher algorithm
>>>>> generated it.  Probably, the plaintext was hand crafted?  ;^)
>>>>
>>>> As Jacob correctly pointed out, if one knows the message, one can
>>>> then 'hand craft' a one-time-pad to generate exactly this output
>>>> from that message.
>>>
>>> Or even the other way around? If one knows the OTP (Bob and/or
>>> Alice), they can create a special plaintext that generates this
>>> output for fun.
>>
>> How would you do this? I mean the OP IMHO does not show an encrypted
>> string, done with an OTP. OTPs nature is that it does not include
>> patterns and is totally random.
> 
> If Bob and Alice have access to the same OPT, one of them can create a 
> special plaintext that can give the message in the ciphertext, or 
> whatever... Think about it... ;^)
> 

If the ciphertext is just going to be 123...abc..., then there is no 
point in transmitting it.

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Thread

Patterns doctor@doctor.nl2k.ab.ca (The Doctor) - 2024-02-13 01:30 +0000
  Re: Patterns Jakob Bohm <jb-usenet@wisemo.invalid> - 2024-02-13 16:44 +0100
  Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-13 12:43 -0800
    Re: Patterns Rich <rich@example.invalid> - 2024-02-14 04:45 +0000
      Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-14 12:22 -0800
        Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-15 20:02 +0100
          Re: Patterns Rich <rich@example.invalid> - 2024-02-15 19:51 +0000
            Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-15 21:20 +0100
              Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-15 18:39 -0800
                Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-16 17:57 +0100
                Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-16 18:07 +0100
                Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-16 12:26 -0800
                Re: Patterns William Unruh <unruh@invalid.ca> - 2024-02-17 00:25 +0000
                Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-16 17:12 -0800
                Re: Patterns Rich <rich@example.invalid> - 2024-02-17 05:39 +0000
                Re: Patterns William Unruh <unruh@invalid.ca> - 2024-02-18 21:04 +0000
          Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-20 13:09 -0800
            Re: Patterns Richard Harnden <richard.nospam@gmail.invalid> - 2024-02-20 21:55 +0000
              Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-20 14:15 -0800
                Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-20 14:17 -0800
              Re: Patterns doctor@doctor.nl2k.ab.ca (The Doctor) - 2024-02-20 22:17 +0000
            Re: Patterns William Unruh <unruh@invalid.ca> - 2024-02-20 23:47 +0000
            Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-21 19:24 +0100
              Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-22 16:21 -0800
                Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-23 15:00 +0100
                Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-23 19:59 +0100
                Re: Patterns "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-02-23 12:23 -0800
                Re: Patterns Stefan Claas <pollux@tilde.club> - 2024-02-24 20:25 +0100

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