Re: own cypher-algorithm - TaShiKai

Crypto_at_S.M.S
Date: 06/29/05 

Date: Wed, 29 Jun 2005 15:54:25 +1000

Colin Andrew Percival wrote:

> Crypto@s.m.s wrote:
>
>>Colin Percival wrote:
>>
>>>Cryptography isn't like writing an operating system. A newbie from
>>>Finland can write an operating system without reading the literature
>
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
>>>because when an operating system fails it usually does so in obvious
>>>ways, and the worst outcome is usually a loss of data. When a
>>>cryptosystem fails, you often don't know, and the outcome is far more
>>>severe.
>>
>>Well that is not very encouraging.
>>If everyone followed your advice, there would be
>>no cryptography at all. Who, pray tell, should
>>design or implement these mystical things we call
>>ciphers? Only the experts?
>
>
> Yes. And as I hinted at above, if you want to become an expert, you
> should read (and understand) the existing literature.
>
> Naturally, which literature you should read depends upon what sort of
> expert you want to become. I wouldn't dream of designing a new cipher,
> but I consider myself to be competent enough to implement the existing
> ciphers.
>
> Colin Percival

Wait, didn't you just advise not writing your own implementations?

You must be one of those "Do as I say, not as I do" people.

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