Getting Hands-On with Elasticsearch (medium.com)

Then a busy developer skims through the article, feels proficient, hammers his/her feature through, and ends up on a list like these: https://nakedsecurity.sophos.com/2017/09/07/unsecured-databa...

Good point! I don't feel this should be part of this article since it's very introductory, but it's a great topic for a new separate article I will write next. I'll make sure to link to it since this is indeed an important topic that's often overlooked.