Microsoft has been helping the National Security Agency get access to encrypted messages, according to a Guardian report that is based on documents provided by Edward Snowden.
(Read More: Will Microsoft Investors Win From Shakeup? )
The company has worked with the NSA to help it bypass encryption on web chats via the company's new Outlook.com portal, according to the report. Microsoft also gave the NSA pre-encrypted stage access to email on Outlook.com, the report said.
Read the full story on the Guardian.com.
—By CNBC's Cadie Thompson. Follow her on Twitter @CadieThompson.