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