What we do Halcyon is the industry’s first dedicated adaptive security platform that combines multiple proprietary advanced prevention engines along with AI models focused specifically on stopping ransomware. Who we are Halcyon was formed in 2021 by a team of cyber industry veterans after battling the scourge of ransomware (and advanced threats) for years at some of the largest global security vendors. Comprised of leaders from Cylance (now Blackberry) Accuvant (now Optiv) Fireye and ISS X-Force (now IBM) Halcyon is focused on building products and solutions for mid-market and enterprise customers. As a remote-native completely distributed global team we recognize great talent can exist anywhere. We invite you to apply to a job you’re interested in and we'll work a … Sign In to View