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• Sony BMG to revise XCP uninstaller procedure, claims DNS propagation estimates "flawed"
  Wednesday 16 November 2005 – 11:09
  Responding to claims from a prominent Princeton University computer science professor, Sony BMG has taken down the program it had been offering to enable customers to remove XCP copy protection software, and is promising to replace it with a simpler procedure that doesn't cause more security problems than it solves.
• Evidence of multiple open-source codecs discovered in Sony BMG XCP
  Friday 18 November 2005 – 07:20
  As if music publisher Sony BMG didn't have enough problems to contend with this week, now there are fresh allegations that the media player component of XCP may have included portions of open source codec software. If XCP was entitled to use that software, it's not displaying the licenses to prove it.
• Sony BMG issues recall order for XCP-endowed CDs
  Wednesday 16 November 2005 – 08:39
  Late yesterday, Sony BMG music issued a statement saying it is planning to work with retailers to institute a customer exchange program, which would apparently enable owners of XCP-endowed audio CDs to return them to the store from which they were purchased.
• Analysis: Sony BMG copy protection may be stealthy, but is it a "rootkit?"
  Friday 4 November 2005 – 12:23
  A noted security software engineer learned that a well-used copy protection scheme employed by Sony BMG on its audio CDs, uses stealth protection techniques to evade user detection. Maybe that's bad, but how bad is it, really?
• US Court approves settlement in Sony DRM suit - XCP gone
  Monday 9 January 2006 – 11:57
  The Southern US District Court of New York has given its preliminary approval to a settlement in a class-action lawsuit brought on against Sony by buyers of music CDs that carried XCP DRM protection. Buyers will be compensated with a CD and music downloads. Sony agreed not to use XCP and MediaMax in future CDs and will allow independent evaluation of future DRM.

• Sony BMG's DRM provider does not rule out future use of stealth*
  Friday 4 November 2005 – 11:27
  In an exclusive interview with TG Daily, the CEO of the company that produces copy protection software for music publisher Sony BMG denies allegations that this software is a rootkit, though acknowledges it uses some of the same stealth means. They won't be used again, he says, but stealth itself cannot be ruled out.