Before we get into it, we aren't talking about inside scams like you see in the news about some bank robberies being an "inside job" but rather either the support staff are being too helpful, giving the caller the benefit of the doubt that they are who they say they are to help them, or either they just suck at their jobs in regards to not understanding protocol or whatever the case may be in actuality. Regardless, word on the street (aka internet) is that some account hackings may be due to unknowing help of the Xbox support staff.

From the article:

But its Xbox Live support staff may not have gotten that message.

Xbox Live users have offered accounts to Computerworld of instances where the service's support representatives have given out personal information about an account without verifying the caller's identity. Computerworld also obtained an audio recording of one such call.

"We learned of [a hack into my son's account] in December, when Live charges were showing up on my credit card," said Lori Dobson in an e-mail. "When I contacted Microsoft, the rep I dealt with actually gave me the name and city, state that was using the account, other than my son!"

Read the full article over at gamepro.com