(Priya Govindarajan, Manoj Mohan and Harshavardhan Changappa) IBM Informix Dynamic Server (IDS) 11.50 supports Single Sign-On (SSO). SSO simplifies user authentication by sharing authentication data and requires that the user enters the password just once to access all applications and network resources. In this article, learn about the Kerberos environment and follow step-by-step instructions for SSO configuration for an IDS server in Linux and UNIX.