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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Dear Keycloak Team,<o:p></o:p></p><p class=MsoNormal>Since my architecture is designed to be based on Cassandra for primary storage backend and ElasticSearch for search functionality.<o:p></o:p></p><p class=MsoNormal>Where should I start, if I need to change code base of keycloak to use Cassandra and customize field required for login and registration.<o:p></o:p></p><p class=MsoNormal>For example. I don’t want to have “username” field in my registration page. We need only “firstName”,”lastName”,”email”, “password”, and “confirmPassword”.<o:p></o:p></p><p class=MsoNormal>I want to custome “<span style='font-size:9.0pt;font-family:"Lucida Sans Unicode","sans-serif";color:#4E5255;background:#D4EDFA'>keycloak-server.war” </span> to fit with my application.<o:p></o:p></p><p class=MsoNormal>Where can I get start to customize “<span style='font-size:9.0pt;font-family:"Lucida Sans Unicode","sans-serif";color:#4E5255;background:#D4EDFA'>keycloak-server.war”.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Lucida Sans Unicode","sans-serif";color:#4E5255;background:#D4EDFA'><o:p> </o:p></span></p><p class=MsoNormal>PS:Using Themes and SPI provide by keycloak is not enough to customize to fit my implementation.<o:p></o:p></p><p class=MsoNormal>Best Regards,<o:p></o:p></p><p class=MsoNormal>Sun Chanras<o:p></o:p></p></div></body></html>