It uses the LZMA and LZMA2 algorithms to shrink large files or folders significantly.

It supports strong AES-256 encryption , allowing users to password-protect the contents of "YMBHT.7z".

The is an open-source architecture that allows for very high compression ratios, often outperforming the standard ZIP format.

A single .7z file can theoretically handle sizes up to 16 billion gigabytes .