Also turning off your phone might not actually work:<p><a href="http:&#x2F;&#x2F;money.cnn.com&#x2F;2014&#x2F;06&#x2F;06&#x2F;technology&#x2F;security&#x2F;nsa-turn-on-phone&#x2F;" rel="nofollow">http:&#x2F;&#x2F;money.cnn.com&#x2F;2014&#x2F;06&#x2F;06&#x2F;technology&#x2F;security&#x2F;nsa-turn...</a>