David is a managing partner and CTO of Alzette Information Security, a consulting company based in Luxembourg. David is also an instructor at SANS Institute, teaching FOR572: Advanced Network Forensics. He has more than eight years of professional experience in penetration testing, red teaming, vulnerability assessment, vulnerability management, security monitoring, security architecture design, incident response, digital forensics and software development. David speaks on a regular basis at international conferences and he is a member of the organizer team of BSides Luxembourg. He occasionally blogs about information security at jumpespjump.blogspot.com.