Top cybersecurity educators include academics like John Hammond and Gerald Auger for their practical, accessible content, as well as industry experts such as Brian Krebs, Troy Hunt, and Shira Rubinoff, who contribute through their writing, training, and thought leadership.

Other notable educators include professors at universities like Georgia Tech, LSU, and EC-Council University, and professional instructors from organizations like SANS Institute and EC-Council.

Alexandre Barreto is an Associate Professor, Department of Cyber Security Engineering at George Mason University.

He has applied his significant experience as an air traffic and air defense infrastructure manager to a career specializing in the field of cybersecurity and networking, which in conjunction with his research on cyber impact assessment, has led to applications in cyber and transportation security, and decision support systems in defense and critical infrastructure areas. These topics are at the core of his classroom activities at both graduate and undergraduate levels, as well as his research path.

Barreto is a researcher in impact assessment and secure air transportation protocols and developed innovative applications and extensions that aid in the fight against cyber-warfare. He received his MS and PhD from Instituto Tecnológico de Aeronáutica in Brazil.