The file extension refers to a compressed archive created using the 7-Zip software, a popular open-source tool known for its high compression ratios and versatile features. What is a 7z File?
It supports AES-256 encryption, allowing users to password-protect both the contents of the files and the filenames themselves. Aden.7z
You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip. Creating Encrypted ZIP files with 7-Zip - DCU The file extension refers to a compressed archive