>
>>> Transporting media in a secure manner over the Web is inherently
>>> problematic, but as long as we're moving media around in a MetaCard stack it
>>> raises an interesting question:
>>>
>>> Why not put media (text, images) in a MetaCard stack as a wrapper, then set
>>> a password for it for transport?
>>
>> The password only prevents the stack from being modified but it's still
>> functional.
>> You would have to put data in scripts.
>
>On the contrary -- try this:
>
>1. Make a new stack with a field, and put some data in the field.
>2. Set the passkey for the stack
>3. Save it and close it
>4. Drop the stack file on any tool that will let you open binary files, and
>check out your data: its encrypted.
I dropped the stack on the MC engine and there it was for every one to read it.
This is security *if people don't know MC exists ;-)
Until MC grows its own your best bet is to use PGP specially that it is cross platform.
>
>-- now try this:
>5. Open the stack in MC again, and set the passkey to empty to clear it
>6. Drop it on your file editor again, and check out your field contents:
>it's all readable.
>
>Interesting, eh? This seems to work for custom properties as well.
>
>I don't imagine it does anything as useful with images, but for textual data
>it's ultra cool.
>
>Moreover, since we have very flexible custom properties in addition to
>fields, and we also have images, the range of things that can be bundled
>into a MetaCard stack are broad and flexible.
>
>But the core question remains: Just how secure is this? Is there any
>useful comparisons to other encryption algorithms that one could use to
>convey relative security?
>
>Of course I don't expect anything that would enable one to break MC stacks,
>just some high-level comparison with other methods to help clients get a
>grasp of its security.
>
>--
> Richard Gaskin
> Fourth World Media Corporation
> Multimedia Design and Development for Mac, Windows, UNIX, and the Web
>
_____________________________________________________________________
> [EMAIL PROTECTED] http://www.FourthWorld.com
> Tel: 323-225-3717 ICQ#60248349 Fax: 323-225-0716
Regards, Andu
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