Security

.lit files created with Litgen.dll can only be read using Microsoft Reader. If you want to add copyright protection to .lit files created with Litgen.dll, this is available using the Microsoft Digital Asset Server (DAS). For more information about the Microsoft Digital Asset Server, the Microsoft Reader Web site at http://www.microsoft.com/reader/info/drm.htm.

Security Level Definition
Sealed
All .lit files created with Litgen.dll have this level of security.
Titles are encrypted to prevent tampering (this does not guarantee authenticity of the copy or its source); that is, once created, a Sealed eBook title cannot be opened, changed, and saved. A Sealed title, in and of itself, does not provide for any copy protection.
Inscribed
Available via Microsoft Digital Asset Server
Titles are Sealed and can prominently display data about their acquisition on the cover page so as to enable tracking and thereby reinforce honest usage.
Owner-Exclusive
Available via Microsoft Digital Asset Server
Titles are Inscribed titles that can be opened only by recipients in control of a Reader-enabled device that has been "activated" for the receipt of such titles and that has furthermore verified that the title downloaded is intended for the recipient in control of that device.

Litgen.dll offers content security a unique architecture that provides unprecedented flexibility for publishers, ISVs, and booksellers. It also gives customers eBooks that can be easily accessed on multiple reading devices using Microsoft Reader. Finally, .lit files can be further protected using Microsoft Digital Asset Server. For more information about Microsoft Reader and copyright protection, see Digital Rights Management at http://www.microsoft.com/reader/info/drm.htm.

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