It provides "military-grade" AES-256 encryption . When using the 7z format, it can even encrypt filenames so no one can see what's inside the archive without the password.
It introduced the 7z format , which often compresses files 30–70% better than the standard ZIP format. programma 7 zip skachat besplatno
It can unpack almost anything, from standard ZIPs and RARs to more "exotic" formats like ISO, TAR, and MSI. The Secret Power: LZMA It provides "military-grade" AES-256 encryption