USC Central Authentication Service (CAS)

Login Credentials Required

If you receive an ACCESS DENIED message, please visit and click the Account Settings field to setup multifactor authentication.



eRezLife offers web-based solutions for Residence Life and other campus departments of all sizes. We have five modules to choose from Staff Selection, Student Assignment, Residence Life, Residence Guest, Off-campus Commuter. Our modules may be used as an integrated suite or as stand-alone tools implemented to compliment your existing systems on campus. Our 25+ years of industry experience have allowed us to finely tune our client-centric approach resulting in flexible, client-driven, and user-friendly tools, which are affordable for even the smallest institutions.

More information about this application.

Privacy statement for application.

If you have already signed up for multifactor authentication under, use one of the following to login:
  • Network Username - This is primary method enrolled students, faculty, staff, and affiliates use to connect to university systems. This credential is the first portion of your official university email address (before or
  • VIP ID - This eight-digit number is assigned when a person applies for admission to the university or for financial aid. Admitted students can find their VIP ID in their acceptance materials.
  • Blackboard Auxiliary ID - allows access to Blackboard for users who do not have a Network Username or VIP ID but have a legitimate need to access the system.