Consented authentication
An example system may include a processor and memory, wherein the processor is configured to perform one or more of acquire a first biometric sample of a user, compare the first biometric sample of the user against a pre-recorded second biometric sample, in response to the match, access shared data of the user stored on a blockchain, generate a question based on the shared data, receive an answer to the question from the user, and authenticate the user based on the answer to the question and the first biometric sample.
International Business Machines Corporation
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Daniel W. Qi Nitin Salman Abdul Palani Petr
Bingham Zhang Gaur Baset Sakthi Novotny