RAID

RAID array.

Tip of the Day: RAID Disk Formats Are Proprietary

NAS -- Network Attached Storage

What’s a NAS? How Do I Set One Up?

NAS, for Network Attached Storage, is a device that provides shared disk space on your network. You may already have one.

A RAID Array

Should I Use RAID for Backup?

RAID might sound like a clever backup shortcut, but it’s not. In fact, relying on it could make things worse. Learn what RAID does, how it helps (and doesn’t), and why it still won’t save your data when disaster, malware, or mistakes strike.