Stephen Mathezer

Stephen has had hands-on experience since the early days of the Internet. He has a broad perspective and experience with technology in the real world having written network software for a very small company while supporting it at customers in the fortune 50. He later spent 15 years working for a large Oil & Gas company, beginning as a member of the network and operational security teams and eventually managing a team of 25 responsible for Security Architecture, Security Operations, Industrial Control System Security Operations and Technical Security.

More About Stephen


He has also consulted for a wide variety of companies, providing managed security services and security assessments of various sorts. Stephen has recently joined iON Secured Networks as a Director in order to allow him to better focus on his passion, network security.

Stephen says, "I have had the good fortune to see the IT and security worlds from a variety of perspectives. I have experienced the challenges of security practice on both a very small and very large scale. I very much enjoy technology and enjoy employing my knowledge hands-on. Teaching for SANS enables me to pass my knowledge and experience on to others while benefiting from my student's unique experiences and perspectives."

He currently holds the GSEC, GICSP, GCIH, GCFA, GWAPT, GAWN and GXPN certifications.



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