WSO2 Open Banking solution [ https://wso2.com/solutions/financial/open-banking/ ] is a purpose built solution for regulatory compliance in global regions including EU,UK [ https://openbanking.wso2.com/ ], Australia [ https://wso2.com/solutions/financial/open-banking/australia/ ]and new emerging countries. It helps banks to align with the regulatory needs while catering technical requirements with regulatory expertise.We have been closely working with EU/UK PSD2 compliance effort during past year and have improved the solution to cater a set of emerging specification in UK/EU for open banking as; OpenBanking UK [ https://openbanking.atlassian.net/wiki/spaces/DZ/pages/16385802/Specifications ] Berlin NextgenPSD2 [ https://www.berlin-group.org/nextgenpsd2-downloads ] STET [ https://www.stet.eu/en/psd2/ ] While we are working on supporting above three specifications from WSO2 Open Banking solution,interestingly there are some common factors which have been defined from each of