MagicGate (MG) is a copy-protection technology introduced by Sony in 1999 as part of the Secure Digital Music Initiative (SDMI).
[3] MagicGate encryption was introduced with Sony's first digital audio players, with the related OpenMG technology being its software counterpart.
Non-MagicGate memory card reader/writers do not show up in SonicStage, with the notable exception of Sony Ericsson phones.
Current Sony devices that support MagicGate DRM as of summer 2007: Current Sony Devices that do not support MagicGate DRM as of summer 2007: Current Sony Devices that do not support MagicGate DRM as of summer 2007, but the support may be possible via future firmware updates: In March 2009, Sony Electronics announced they were phasing out the Sony CONNECT service in favor of Windows Media Audio & Windows Media DRM, though they have not officially announced plans to continue a Windows Media DRM music service, either.
MagicGate slots were still a part of the default Vaio configuration as of May 2010.