The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
A serial key is typically a unique code provided by the software vendor to activate a specific version of the software, in this case, Abviewer 14. The serial key is used to verify that the user has a legitimate copy of the software and to unlock its full features.