URL (Universal Resource Locator)A Universal Resource Locator is the address that translates to a TCP/IP address in order to access resources in the Internet.
user certificateA EEC belonging to a user. When using GSI, this certificate is typically stored in $HOME/.globus/usercert.pem.
user credentialsThe combination of a user certificate and its corresponding private key.
utility computingWhile utility computing often requires a cloud-like infrastructure, its focus is on the business model on which providing the computing services are based.
Utility Data CenterAn infrastructure solution proposed by HP that allows virtualization of computing resources for the data center.