[osflash] security question...

[Romouz Zahrawi]

hello guys..im so thankfull for the help you provided...im truely reliefed
now...thanx alot..
you know, i felt confused when the mannegere first told me to do it from the
inside of the flash cuz someone told him it is possible!

so thnx again
:)

you are the best


On 7/5/06, Darren Cook <darren at dcook.org> wrote:
>
> > i need your help on this... i have several SWF files that function
> togather
> > to create some online training course yet i have a problem...it's that
> the
> > mannager wants me to make these files inaccessible offline -meaning that
> he
> > doesn't want these files to get cached ar at least stay in the client's
> PC
> > more than it should-!
>
> You may be able to stop caching by configuring your web server to send
> no cache headers with all swfs (I've not tried, don't know how). Note:
> even if it worked it would only stop caching for most people: if someone
> really wants a copy they will find a way to get one (*).
>
> Anyway the usual method to stop swf files being useful offline is to
> have them check the local IP address when they start up, and if it
> doesn't match your server then refuse to run.
>
> Darren
>
> *: At first I thought the Flash 9 binary socket idea would work, but it
> could be got around with a network packet sniffer (though it'd be hard
> work, especially if the swf was sent encrypted).
>
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>
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