Second, there is (the file format): a proprietary archive format designed to compress, encrypt, and obscure data, most famously used for splitting large files into "volumes" (e.g., .part1.rar , .part2.rar ).
A .rar file is, by design, a digital enigma. Enigma - .rar
"Sadeness… Part I." What is the one thing both Enigma and .rar have never successfully done? Second, there is (the file format): a proprietary