Over the last year or so, cryptojacking\u2014which forces your computer to mine cryptocurrency for bad guys when you visit an infected site\u2014has become one of the internet\u2019s most pervasive scourges. It\u2019s shown up everywhere, even inside critical infrastructure. But its practitioners appear to have recently hit a new low, compromising the website of Make-A-Wish, the venerable charity that offers uplifting experiences for children with serious or terminal illnesses.