Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Example of undetectable image [15]. (a) Detectable deepfake image; (b) Undetectable deepfake image owing to Gaussian noise; (c) Undetectable deepfake image owing to brightness change; (d) Undetectable deepfake image owing to salt and pepper noise; (e) Undetectable deepfake image owing to angle change.
