wiki - authentication
https://wiki.ctapi.in/
2026-04-17T15:32:21+00:00wiki
https://wiki.ctapi.in/
https://wiki.ctapi.in/lib/exe/fetch.php?media=wiki:dokuwiki.svgtext/html2026-03-09T07:27:02+00:00Anonymous (anonymous@undisclosed.example.com)send_sms
https://wiki.ctapi.in/doku.php?id=authentication:send_sms&rev=1773041222&do=diff
Overview
A system where users can log in using their phone number + SMS OTP instead of username/password, powered by Keycloak + Exotel.
Architecture
User (Browser/App)
↓ enter phone number
Node.js Server (64.227.190.56:3000)
↓ phone → find username by Keycloak admin API
↓ Keycloak login form proxy
Keycloak SPI (Java)
↓ OTP generate + store
↓ call webhook
Node.js Webhook
↓ call Exotel API
Exotel → SMS → User phone
↓ enter User OTP
Keycloak verify OTP→ return JWT Token</font>…