Only bypass security settings for software you trust and have sourced from official archives.

However, if you are reading this article, you have likely encountered the bane of every vintage gear enthusiast’s existence:

M-Audio removed Radium 49 drivers from their official site years ago. However, archived copies exist on:

on modern macOS versions. Because it is not a "class-compliant" device, it requires specific drivers that M-Audio stopped updating after Mac OS X 10.8.5 (Mountain Lion) Apple Support Community Driver Compatibility Status Official Support: Ends at macOS 10.8.5.