To get you the specific "informative report" you need, could you: and tell me what the filenames are inside?
Based on the file extension , this is a 7-Zip Compressed Archive file. It acts as a container for one or more files and folders, highly compressed to reduce file size. Key Information About 7z Archives: bgsk.7z
Supports strong AES-256 encryption, allowing for password-protected files. To get you the specific "informative report" you