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The credit card number is the decryption key. The DeDRM tools for Calibre only require the credit card you used to purchase the book. In contrast, Amazon encryp
by epochwolf 14y ago
The credit card number is the decryption key. The DeDRM tools for Calibre only require the credit card you used to purchase the book. In contrast, Amazon encryption only requires the serial number for the Kindle you are pulling the books off of.