Leveraging an email to steal anything is nothing new. If this is arguably a revelation, I should start asking this as an interview question. Also, the author ne

Leveraging an email to steal anything is nothing new. If this is arguably a revelation, I should start asking this as an interview question. Also, the author never explicitly mentions to secure your email address. In the 2000s, domain hijackings were very common (as tedunangst mentioned): http://www.metafilter.com/3789/Adobecom-gets-hijacked http://www.metafilter.com/3789/Adobecom-gets-hijacked http://archive.wired.com/politics/law/news/2000/04/35674?currentPage=all http://archive.wired.com/politics/law/news/2000/04/35674?cur... Later on, it became short Twitter accounts: https://medium.com/@N/how-i-lost-my-50-000-twitter-username-24eb09e026dd#.7rf3w1iqi https://medium.com/@N/how-i-lost-my-50-000-twitter-username-... https://www.wired.com/2016/06/deray-twitter-hack-2-factor-isnt-enough/ https://www.wired.com/2016/06/deray-twitter-hack-2-factor-is... If your metric is how informative an article is, the above two links about Twitter accounts being hijacked are much more educational than original blogpost.