.DNG File Extension
File Type 1Digital Negative Image File
What is a DNG file?
Universal RAW image format for saving digital photos in an uncompressed format; developed by Adobe Systems as a RAW image archival format and is supported by many image viewing and photo editing programs.
Read more about Adobe's DNG Specification.
NOTE: DNG files can be viewed directly in Windows using the Ardfry Imaging DNG codec.
File Type 2Virtual Dongle Image
.DNG File Association 2
Virtual Dongle image created by programs, such as EdgePro and Sentinel Dongle Dumper, then used by dongle emulators; contains a virtual copy of a dongle, which includes license information and acts as a key that allows software to be run.
A dongle is a physical device used to activate expensive software. The device helps protect the software from being stolen by hackers. DNG files are designed for users to backup or recover keys stored in the physical dongles that are lost or broken.