Barkah didn't immediately respond to a request for comment regarding Rochelle's blog posting.

Privacy and security controls in Google's hosted applications have been in the news recently. Last week, the Electronic Privacy Information Center filed a complaint asking the U.S. Federal Trade Commission to stop Google from offering hosted services that collect data until privacy controls can be verified.

Earlier this month, Google acknowledged that a glitch in Docs caused some documents to be exposed to users without proper permission. The problem occurred among users who had previously shared documents. The company said it affected fewer than 0.5 percent of documents.