The announcements came as Google faces pressure over how much access outside developers have to its users' private data, including people's Gmail messages and Google profile information. Google on Monday said it planned to clamp down on such access and effectively close the consumer functionality of Google . The company has also drawn criticism for testing a mobile search engine in China that adheres to the country's censors. Google addressed privacy concerns only tangentially at the event. "We need to offer simple, powerful ways to safeguard your devices," said Rick Osterloh, Google's vice president of hardware.