There are many different types of document security methods to choose from – password protection, public key technology, and tokens to name a few. So what is best for digital document protection?
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PDF password protection may seem a quick and easy option to protect PDF files but it provides a fig leaf of security at best. If you want to protect PDF documents securely then you need to look at PDF DRM solutions.
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The European Copyright Directive (EUCD) sets new copyright regulations to help protect IPR. Is it enough however to protect documents and other published information or is document DRM the way forward for Publishers?
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Encryption is used to protect files but does not control the distribution of information – once a user can decrypt a file they can do what they like with it. DRM is better able to protect content from copying & redistribution.
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Microsoft has defined RMS policy as a source of weakness in controls rather than a failure of cryptography. This means that letting someone see the document was tantamount to giving it away. So how secure is it for protecting documents? Read more