As the digital universe grows beyond imagination, enterprise IT executives face the daunting task of keeping their little pieces of it backed up and recoverable. They must keep on their toes – this exercise isn't to be done once and forgotten. As the company evolves, adding different types of data to its stockpiles and becoming increasingly virtual, so too must its backup and disaster recovery strategy. In these articles, Network World and its sister publications CIO, Computerworld, CSO and InfoWorld lay down the groundwork and explore the latest tips and technologies for no-fail corporate data backup and disaster recovery.