Overview: If you're like most organizations these days digital information is your lifeblood. Lose your data and you could lose your business. DAT is the best-selling tape backup format in the world and HP leads the industry. With over 50 percent of the market more organizations entrust their data to Hewlett-Packard DAT drives than any other brand.??Hewlett Packard provides you with hardware software and services which ensure data security efficient management easy backup and complete accessibility across your entire enterprise no matter where the data is located.