Adobe Digital Editions, Ubuntu, and DRMs

http://amrhaps.net/english/post/2011/06/05/Adobe-Digital-Editions-Ubuntu-and-DRMs

Run IneptKey (Generating Key)
$ wine python.exe ineptkey_v5.4.pyw
=> It should generate a file called adeptkey.der

Run IneptPdf (De-DRM PDF book)
$ wine python.exe ineptpdf_v7.9.pyw
=> When prompted, pass it the name of adeptkey.der, the path to the PDF generated by ADE, and the path to the de-DRMed PDF you want.

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Install Active Python (ActivePython-2.6.6.18-win32-x86.msi)
$ wine msiexec /i ActivePython-2.6.6.18-win32-x86.msi

Install PyCrypto (pycrypto-2.0.1.win32-py2.6.exe)
$ wine pycrypto-2.0.1.win32-py2.6.exe

Copy ineptkey and ineptpdf scripts (ineptkey_v5.4.pyw and ineptpdf_v7.9.pyw)
$ cd .wine/drive_c/Python26/Tools/scripts
copy the ineptkey_v5.4.pyw and ineptpdf_v7.9.pyw files to this directory.