Bwmi8.7z
Can use multiple CPU cores simultaneously to speed up the compression process. Comparisons Compression Ratio High (LZMA/LZMA2) Moderate (Deflate) Encryption AES-256 (Strong) Standard (Often weaker) Compatibility Needs 7-Zip or WinZip Native in most OS Open Source Yes (GNU LGPL) Yes (Public Domain)
Provides high-level security by encrypting both the data and the filenames , preventing unauthorized users from seeing what is inside the archive without a password. BWMi8.7z
Capable of handling archives up to 16 billion GB (16 exbibytes) in size. Can use multiple CPU cores simultaneously to speed
Often achieves 30-70% better compression than ZIP and 2-10% better than many other formats. BWMi8.7z