On 20 January, HackerOne’s CEO, Marten Mickos, sat down for a chat with European hacker, Julien Ahrens a.k.a @mrtuxracer, and Teemu Ylhäisi, CISO at OP Financial Group. The discussion ranged from the recent SolarWinds attacks to the best way to prevent phishing. Here are our top takeaways from the webinar.