In the world of cybersecurity, transparency and knowledge sharing are vital tools for collective defense.Thus, organizations must learn to improve their cybersecurity practices by studying incidents that have occurred at other companies as a starting point.“A lot of times, people are afraid to do this, because there’s a stigma against data security events,” said Charles Carmakal (pictured, left), chief technology officer of Mandiant, a Google LLC company. “But we all learn when we openly share learnings from the variety of security attacks that we all deal with on a day-to-day basis.”Carmakal and Jeff Lunglhofer (right), chief information security officer at Coinbase Global Inc