Dear students, please note the change of CTR/CAS login mechanism with effect from 18 December 2023. The new login page has a blue theme.

Please login using either your:
  1. Email address (e.g. e0123456@u.nus.edu), or
  2. NUSNET ID (e.g. e0123456)
Should you encounter any difficulties logging in, please contact IT Care at 6516 2080 or email itcare@nus.edu.sg.
  • If you forgot your password, please click here for steps to change or reset your NUSNET password.
  • Please contact IT Care at 6516 2080 or email itcare@nus.edu.sg for assistance on login issue.

User Guide

Email IT Care

Call IT Care

NUS
Attendance and Compliance Tracking System (CTR/CAS)
Login
For NUS Students, please log in without "NUSSTU\" domain (e.g. E1234567)
NUS Students NUS Staff / Visitors