azw extension even for books in KFX format. Como muestra la imagen de arriba, los libros KFX eliminados con drm se convertirán en KFX (no DRM). Importe libros Kindle a la biblioteca de Calibre y se eliminará el DRM. If any are gotten wrong, which is likely without a way to test them properly, Amazon would immediately use that one for now and then keep adding more new ones over time.Įven if someone managed to get all of the algorithms correct, DRM removal would only work until Amazon deployed software with more new algorithms and blocked downloads to the older software. The latest version of Kindle for PC (1.19) downloads books in KFX format, which is not supported by the current DRM tools or calibre software. Puede encontrar (e incluso cambiar) la ubicación de kindle para libros de pc haciendo clic en Herramientas> Opciones> Contenido> Cambiar carpeta. In order to defeat KFX DRM in DeDRM all of the thirty or so remaining DRM algorithms would need to be reverse engineered. Making it known to the world would just result in Amazon switching to V12, causing all of that hard work to be for nothing. Keeping it quiet would mean that at least they could make use of it. Amazon is currently using V11, which DeDRM attempts to decrypt but does not do correctly.Īs things stand now anyone who does figure out how to defeat the current V11 DRM has a strong incentive to keep it to themself. They are built into the various Kindle apps and device firmware as highly obfuscated code.Įach algorithm is identified with the letter V followed by a number.

Amazon has implemented around 40 different DRM algorithms for KFX. File 'site-packages/calibre/ebooks/mobi/reader/mobi6.

Dedrm calibre amazon ebok 2017