integrity of entries

[Mark Phillips]

Hmmm....and if you were using a paper based accounting system, how would
you make the same guarantees? People have been "cooking the books" since
books were invented. Either your authorities trust you, or they don't.

Mark

On Mon, Jan 30, 2012 at 3:35 PM, Mike or Penny Novack <
stepbystepfarm at mtdata.com> wrote:

> Zeev Pekar wrote:
>
>  Hi,
>>
>> does gnucash has a mechanism to ensure integrity of entries, i.e. if an
>> invoice was issued there is no way to edit or delete it in "invisble" way
>> (like commits in some version control systems), even by manipulating the
>> source code?
>> If not - can such functionality be implemented in a) "stand alone" manner
>> or b) with some central institution providing some kind of digital keys?
>> If I add this as feature request what are the chances that it will be
>> implemented in some near future? (Otherwise authorities will not recognize
>> my bookkeeping).
>>
>> Best regards,
>> Zeev
>>
> Zeev, your authorities are fools?. Misinformed? It is more or less
> impossible to guarantee this and the (proposed) method of digital keys
> equally illusory (it might prevent the DIRECT removal of an entry -- it
> would not prevent software that read in the current file and some previous
> backup  file and then generated the transactions that would make the
> previous into the current; except for the transaction you delete or alter
> in this "transaction file")
>
> Commercial products may have features that are there because the boss says
> "the customers want that even if no good" but this is a voluntary project.
>
> When I did this stuff for a living a lot of what I did was "starting back
> form a previous version, bring in everything (except these that are
> errors)". For one of the world's largest "financials".
>
> A computer system that is not "reproducible from last backup" is a
> disaster waiting to happen so that facility has to be present.
>
> Michael
>
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