The command-line version of 7-Zip ( 7z.exe or 7z ) uses various switches for automation:
: Adds files to an archive. Example: 7z a archive.7z folder/ . S04.7z
: Sets a specific output directory for extraction. Comparisons ZIP Format Compression Superior (LZMA/LZMA2) Compatibility Requires 3rd-party software Native on most OS Encryption AES-256 (strong) Varies; often weaker by default Speed Slower due to high compression 2–5x faster Vulnerability Note (CVE-2025-0411) The command-line version of 7-Zip ( 7z
The file format is a compressed archive format primarily associated with the 7-Zip archiver. It is widely recognized for its high compression ratios and strong security features. Core Features S04.7z