What is public-key cryptography? Leo Laporte explains how end-to-end encryption works. 
How to encrypt email: <a href="https://twit.tv/shows/ask-the-tech-guy/episodes/13">https://twit.tv/shows/ask-the-tech-guy/episodes/13</a> 
Signal Private Messenger: <a href="https://signal.org" target="_blank">https://signal.org</a> 
GPG Suite: <a href="https://gpgtools.org/" target="_blank">https://gpgtools.org/</a> 
Host: <a href="https://twit.tv/people/leo-laporte">Leo Laporte</a> 
Download or subscribe to this show at <a href="https://twit.tv/shows/ask-the-tech-guy">https://twit.tv/shows/ask-the-tech-guy</a>
Sponsor:<ul>
<li><a href="http://LastPass.com/twit" target="_blank" rel="sponsored">LastPass.com/twit</a></li>
</ul>

ATG 40: Managing Apple Photos to Save Space - How to Find & Backup Your Photos in macOS

Every week, The Tech Guy himself, Leo Laporte answers one of your toughest tech questions in language anyone can understand. With over 20 years of experience answering viewers' most technical questions and explaining the fast-moving world of technology, Leo has helped thousands of grateful knowledge seekers. Each week on Ask The Tech Guy, he will drill down on one tricky tech dilemma and get to the root of the problem. If you have tech trauma, don't fear, don't fret, don't freak out - just Ask The Tech Guy!

Although the show is no longer in production, you can enjoy episodes from the TWiT Archives or ask the tech guy(s) on our Ask The Tech Guys show.