Nuoay.7z

(or .7z ) is a high-compression archive file format developed by Igor Pavlov in 1999 as part of the 7-Zip archiver. It is known for having a significantly higher compression ratio than standard ZIP files, often reducing file sizes by 30–70% more than the ZIP format. Core Technical Features

: It uses strong AES-256 encryption . A key advantage over ZIP is the ability to encrypt archive headers , which hides the filenames and directory structure from anyone without the password. nuoay.7z

: While it primarily uses LZMA and LZMA2 , it also supports Bzip2 , PPMd , and Delta . it also supports Bzip2