Defensive Security Handbook

Lee Brotherston is the founding security engineer at OpsHelm. Having spent more than a decade in Information Security, Lee has worked as an Internal Security resource across many verticals including Finance, Telecommunications, Hospitality, Entertainment, and Government in roles ranging from Engineer to IT Security Manager.

Amanda Berlin is a highly accomplished network defender and public speaker. She is a principal detection and product manager for Blumira, leading an R&D team dedicated to lowering time to detection and improving the overall security landscape. She has spent over a decade in different areas of technology and sectors providing infrastructure support, triage, and design. Amanda has been involved in implementing a secure PCI process and HIPAA compliance as well as building a comprehensive phishing and awards-based user education program. Amanda serves as the founder and CEO of Mental Health Hackers, a nonprofit dedicated to providing education and guidance to tech workers around mental health topics. Amanda is also the co-host of the “Brakeing Down Security” podcast. On X, she’s @InfoSystir.

William F. Reyor III, based in Connecticut, is a seasoned threat researcher and director of security at Modus Create. He has a wealth of experience across various technology sectors, providing critical cybersecurity support and innovative solutions. His notable career trajectory includes key roles at prominent organizations (such as The Walt Disney Company and Raytheon Technologies) and Chief Information Security Officer at Fairfield University. His work primarily revolves around investigating threat actor activities, developing automated threat detections, and streamlining incident responses. Additionally, William has made significant contributions to the cybersecurity community as one of the lead organizers for Security BSides Connecticut since 2011.