: Provides strong AES-256 encryption for both data and the archive's file structure (header encryption), preventing unauthorized users from even seeing the names of files inside.
: Can handle archives up to 16 exabytes in size with filenames stored in Unicode for international compatibility. Usage and Extraction
License. 7-Zip is free software with open source. The most of the code is under the GNU LGPL license. How to password protect a 7-Zip file in Windows 10?