The SDMI has been inactive since May 2001.
Short for the Secure Digital Music Initiative, a forum comprised of more than 200 IT, consumer electronics, security technology, ISP and recording industry companies with the purpose of developing technology specifications that protect the playing, storing and distributing of digital music. Specifically, the goals of the SDMI were to provide consumers with convenient access to music online and in new digital distribution systems, to enable copyright protection for the work of artists, and to promote the development of new music-related business and technologies.
