FIELD: data processing.
SUBSTANCE: invention relates to the field of generating and using an image-based derived key. In various embodiments of the invention, an image-based derived key can be used to facilitate user authentication and data encryption. For some embodiments, a method is disclosed comprising determining an image-based derived key, wherein the image-based derived key is generated from a selection of authentication images chosen by the user, encrypting data using the image-based derived key and transmitting the encrypted data.
EFFECT: secure data transfer.
20 cl, 13 dwg
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