>> greg, gmaim one of the most popular web mail service, regularly and systematically scans all of the incoming and outgoing for gmail users to extract context for target purposes. then they combine that data with your search history, your web browsing, what you have watched on youtube. >> you mentioned the government. just this week, we saw the fbi got expansive new powers remotely to hack into individual's computers and phones, that a privacy threat? >> absolutely. law enforcement has unfortunately quite a few tools available to them that hey allow them to compromise the privacy of our e-mail communication. now the new criminal procedure rule that you mentioned rule 21 allows really broad parts to remotely hack into countless e-mail accounts to search for all sorts of information. >> most people who are working know that your employer has the right to go through and look at what you are doing on the computer, that also includes your personal e-mail account, but privately on your private computer and on your mobile device, how do you protect yourself and your messages? >> there are a