David Barrera

David Barrera currently serves as a Cyber Security Expert at Inventx AG, with a focus on problem-solving and knowledge sharing to enhance global security. As Team Leader of Security Operations and Founder of CritSecurity since December 2020, Barrera emphasizes accessible IT security with the motto "Safe Simple Honest." Prior experience includes freelance work as a Security Analyst and Incident Responder, where Barrera developed SIEM solutions and championed open-source technologies. A sabbatical for travel and pilot training was undertaken from October 2019 to April 2020, following a role as a Security Analyst and SOC Architect at Econis AG, where Barrera created advanced security operations using open-source tools. Previous positions include roles at RUAG, Infoguard AG, and premiumIT GmbH, complemented by an educational background in Computer Systems Networking and Telecommunications.