Summary: <p>This week we examine some new side-channel worries and vulnerabilities, did Mandiant "hack back" on China?, more trouble with browsers, the big Google Firebase mess, sharing a bit of my dead system resurrection, and a look at the recent Supreme Court decision addressing cellular location privacy.</p> <p>We invite you to read our <a href="https://www.grc.com/sn/SN-669-Notes.pdf">show notes</a>.</p> <p><strong>Hosts:</strong> <a href="https://twit.tv/people/steve-gibson">Steve Gibson</a> and <a href="https://twit.tv/people/leo-laporte">Leo Laporte</a></p> <p>Download or subscribe to this show at <a href="https://twit.tv/shows/security-now">https://twit.tv/shows/security-now</a>.</p> <p>You can submit a question to Security Now! at the <a href="https://www.grc.com/feedback.htm" target="_blank">GRC Feedback Page</a>.</p> <p>For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: <a href="https://www.grc.com/securitynow.htm" target="_blank">grc.com</a>, also the home of the best disk maintenance and recovery utility ever written <a href="https://www.grc.com/sr/spinrite.htm" target="_blank">Spinrite 6</a>.</p> <p>Bandwidth for Security Now is provided by <a href="https://www.cachefly.com/" target="_blank">CacheFly</a>.</p> <p><strong>Sponsors:</strong></p><ul> <li><a href="http://moogsoft.com">Moogsoft.com </a></li> <li><a href="http://duo.com">duo.com</a></li> <li><a href="http://ITPro.TV/securitynow">ITPro.TV/securitynow - use code: SN30</a></li> </ul>
