Thread: Amazon and DRM changes
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Old 01-19-2023, 11:48 AM   #609
stumped
Wizard
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Join Date: May 2016
Device: kobo forma, Kobo Libra, Huawei media Tab, fire HD10, PW3 HDX8.9,
Quote:
Originally Posted by ottischwenk View Post
It should be possible with the PW1.
Today my PW2, which did not have kfx-capable firmware, was updated without being asked.
there's the vulnerability- the device has to go online to get the book, then A can update firmware and start sending KFX instead

KFX in all 40 variants is software based encryption ?, so almost any Kindle could run the decryption. Most users will not notice or case if the download takes a few seconds more to decrypt.
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