Shanmugasundaram Senathipathi. “Enhancing API Security in Guidewire PolicyCenter Cloud: Zero Trust With OAuth 2.0, JWT, Keycloak & OpenID Connect”. ISCSITR- INTERNATIONAL JOURNAL OF COMPUTER APPLICATIONS (ISCSITR-IJCA), vol. 3, no. 01, Mar. 2022, pp. 1-22, https://doi.org/10.63397/ISCSITR-IJCA_03_01_001.