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.
We recommend that you put undeveloped film and cameras containing undeveloped film in your carry-on bags or take undeveloped film with you to the checkpoint and ask for a hand inspection.