In a phishing attack, hackers based in China broke into hundreds of Gmail accounts, including those belonging to senior US government officials and military personnel and Chinese activists. Internet search giant Google said, through the strength of its cloud-based security and abuse detection systems, it recently uncovered a campaign to collect user passwords. Google Security Team's Engineering Director Eric Grosse said, they have uncovered a phishing campaign, which he said appeared to have originated from Jinan, China in which access was gained to Gmail user passwords and emails.However, Caitlin Hayden, spokeswoman for the National Security Council said there is no reason to believe that any official US government email accounts were accessed.