Locklizard Digital Rights Management (Drm) Software for Copy Protection And Document Security. LockLizard protects your Intellectual Property (documents, reports, ebooks, html web content, swf flash files, PowerPoint slides, etc.) from being stolen or compromized. Our DRM software enables you to: share documents securely, ensure your documents or ebooks are not pirated, control document use, see when and how often your documents are viewed and printed.