How is something digitally unduplicatable?

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Not a programmer and don’t have much knowledge of code but…

In the physical world though there are ways of duplicating things, i.e moulds in a factory, but most things are unique and not easily duplicatable.

In the digital world, I would presume it’s the opposite, most things are easily ‘duplicatable’ because you can just copy and paste code.

How are things in the digital world made ‘unduplicatble?’

Is it just a case of hiding the code? Therefore it is just difficult to duplicate not impossible.

In: Technology

5 Answers

Anonymous 0 Comments

This is the problem with DRM and copy protection… How do you protect something against unauthorized duplication and tampering while at the same time giving it to the user in such as way that you can’t control what they do with it?

The answer is you can make it very difficult, but you can’t make it impossible against a suitably motivated and skilled adversary. For example software can phone home via the internet to confirm the user bought it, but someone could simply edit the software to remove that check… you can check if the software has been tampered with, but that’s still just more software that can be tampered with. You can issue an update that changes how copy protection works, but I can just not update and keep the old version. You can escalate this a long way, but it can’t go on indefinitely.

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