The objective of Project Zero is to significantly reduce the number of people harmed by targeted attacks. Google’s Researcher Herder Chris Evans said, ‘You should be able to use the web without fear that a criminal or state-sponsored actor is exploiting software bugs to infect your computer, steal secrets or monitor your communications’
Read the full blog post here – http://googleonlinesecurity.blogspot.com.es/2014/07/announcing-project-zero.html