HTTPS is now the default throughout Tumblr–a move the Verizon-owned site called “long overdue.” For comparison’s sake, Facebook made the same switch in July 2013, and Twitter did it even earlier: August 2011. Zack Whittaker of TechCrunch pointed out that prior to this week’s update, Tumblr was the highest-ranked site according to Alexa data that…
Source: Ad Week – AD & Brand News