

zipx are also a variation of the ZIP format. Better encryption technology later replaced ZIP 2.0. Simple password recovery software could easily break this layer of security making it redundant. But this encryption proved to be weak at protecting data. Older versions of ZIP used the ZIP 2.0 encryption to put a simple password barrier between the files and the user. Most tailored software packages compress their files into a Zip folder to distribute to their users.

It is a free, open-source compression format that was introduced by Phil Katz in 1989.

The Roshal Archive Compressed (RAR) is a WinRAR-registered compression technology, which is why RAR files specifically require the WinRAR program to create them.
