These allow a hacker to take complete control of your webcam, microphone, and files without your knowledge. 3. Red Flags to Watch For
A genuine high-quality video is usually quite large. If the .7z file is only a few hundred kilobytes or a few megabytes, it likely contains a script or a small executable, not a video.
If you want to share holiday videos safely, use trusted platforms like YouTube , Vimeo , or Google Drive where the service can scan the file for viruses before you view it.
If you weren't expecting a video from the sender—or if the sender is a stranger—the file is dangerous.