New details about the targeted attacks against Google and other U.S. companies emerged today. Microsoft released an emergency patch for a flaw in Internet Explorer that was exploited in those attacks. An analyst for security and risk management at Forrester Research says Google last week instituted an emergency update to its corporate VPN. But, she says, Google disputed her initial analysis that attackers gained access to Google’s server via its VPN. A malware researcher traced the code used in the exploit to Chinese-language authors.”]