Document Expiry using DRM controls

Using DRM to expire documents.

At the risk of stating the obvious, not all PDF documents are supposed to last forever.

It would be nice if books, fiction or non-fiction, had that ability.  But many historic works have been lost for all time because the library they were in was burned down (this problem still goes on today). Read more

Selling PDF books, files, documents online with DRM copy protection

Using DRM to protect PDFs sold online.

Selling PDF books, files and documents online has obvious advantages.  You can cut costs (no more printed copies to produce and distribute), help save the environment (no more paper), save time (distribution handled automatically by an ecommerce system), and reach new markets.  The downside however is how do you protect electronic copies which by their very nature can be easily re-produced? Read more

Protecting & viewing multiple file types / document formats with DRM

Are native applications an advantage for DRM protected documents?

There are many DRM confidential content control systems available that appear, at least from the literature of their suppliers, to be able to apply DRM content control to many different types of files. Read more

Remote file deletion and DRM

DRM can remotely delete files – I don’t think so?

Thank goodness the DRM industry does not take itself too seriously.  There’s nothing worse than a group of sanctimonious zealots letting off steam about control of books that you can or can’t read.

Or is there? Read more

The (surp)rise of HTML5

Is HTML5 going to take over the DRM world, or are more established formats such as PDF likely to prosper?

Lately it seems that the DRM world has found HTML5 again, perhaps having tired of the various machinations of the XML world (a huge library of XML standard message formats is available at XML Standards Library), or perhaps because W3C decided to include an API  to discover, select and interact with DRM systems as well as with simpler content encryption systems.  It does not define what DRM may or may not be.  In fact the design of the system is to push DRM handling and management to the page authors. Read more