Glossary Dataloss.com provides an online glossary of terms related to ransomware, data loss, data storage technology, and IT news. Click on or hover over a term below to learn its meaning. Clean RoomCryptoLockerCryptoWallData BreachData Loss Prevention (DLP)Default PasswordDistributed File System (DFS)Hard DriveKeRangerLockyLogical FailureMechanical FailureMulti-factor AuthenticationPCI-DSSRAIDRansomwareTwo-Factor AuthenticationVault 7WikiLeaks