A new company, Secful, aims to help companies identify attacks against their APIs and respond in an automated fashion with a "custom-tailored" security-layer. According to the company, existing security solutions don't sufficiently protect APIs and often fail to detect attacks before it's too late.
Additional third party integration with Gmail has been possible (you only have to look at all the contact import features from sites like Facebook), but these have either been clunky manual procedures that involve exporting contacts to a CVS file, or they require you to supply your email password. Neither option is all that attractive. Now there is an alternative. Google have recently added the ability to access the IMAP/SMTP features of particular Gmail account using OAuth.