Google buys Zynamics

"We’re delighted to have the zynamics team aboard and hope their tools and skills in fighting malware will help us better protect Google’s users…The zynamics team will continue to develop innovative ways of applying their software analysis tools to protect users from malicious software. Their goals overlap with the commitment that Google has already made to ensure online security for our users." - Source

Translation: We bought Zynamics to better scan for viruses and worms.