Avoid sending sensitive files via standard email, which can be insecure.
Use file command in Linux or a hex editor to verify the file type. Nathalie_Voegtli.zip
If this is part of a digital challenge, the standard approach includes: Avoid sending sensitive files via standard email, which
Use command-line tools like unzip -l file.zip to see contents without extracting. Nathalie_Voegtli.zip