The Confessions of Marcus Hutchins, the Hacker Who Saved the Internet
A great article by Andy Greenbury from Wired about the story behind how the piece of malware known WannaCry was stopped.
I won't recap the article here, just know it is vey much worth the read and provides some insight into the slippery slope of testing your software and security skills. Read the article for free here.
Also, if you're interested in emerging technology and science I would strongly suggest subscribing to receive Wired Magazine. There is some great content and receiving a physical magazine feels rather novel and exciting these days!