A General Model of Forensic Data Recovery Framework for Digital CCTV Systems

I think this is an important topic for LEAs.

If you need to refer to the framework, it is available here (under the chapter Data Recovery from Proprietary-Formatted CCTV Hard Disks).

http://www.springer.com/computer/security+and+cryptology/book/978-3-642-41147-2

Contact me if you need further clarifications or suggestions.

Thanks :)

http://link.springer.com/chapter/10.1007/978-3-642-41148-9_15