This archive format is used as an installation packet in the Unix operating system for updating, querying, checking, deleting and installing software products. The RPM archive is a database that is comprised of a single base of program packets and a large number of small databases. The system can store information about packet modifications, deletions and installations.
A common format for compressing data. It’s used by a large number of applications for the exchange of data, back-ups and file compression. In ZIP archives they use various compression algorithms. The cryptographic algorithm is proprietary, so confidential data is better stored in an archive with a more complex protection system (RAR, 7z, etc.).