Research Article

A Blockchain-Based Key-Revocation Access Control for Open Banking

Algorithm 1

Interactive scenario.
Input: and
Output: True/False
(1)The authentication server computes // is the number of left bits in the random bit-string
(2)The authentication server sends to the customer
(3) searches for // is the number of authentication servers
(4)ifthen
(5) The authentication Server sends
(6)The authentication server calculates /∗ is if starts with bits filled with zero ∗/
(7)ifthen
(8) Return
(9)else
(10) Return