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Instructors


Mark Geeslin

Mark Geeslin is a Senior Principal Software Engineer and Director of Application Security at Asurion. Mark has been working in the software development and security industries for over 25 years in many diverse environments, ranging from high-tech security start-ups to Fortune 100 companies. In recent years he has directed the application security programs at leading software technology firms in Silicon Valley. Besides his extensive experience as a software engineer, Mark's expertise includes large-scale application security assessments, penetration testing, threat modeling & architectural risk analysis, static & dynamic software security analysis, secure code review, and security research. Mark has earned advanced degrees in both computer science and theology, and currently holds the GWAPT, GMOB, GSSP-Java, GSSP-.NET, and GSEC certifications.


Upcoming Courses Taught By Mark Geeslin
Type Course / Location Date Register

Community SANS
Community SANS Nashville DEV541 Nashville, TN
Feb 26, 2019 -
Mar 1, 2019
 

Training Event
SANS San Francisco Spring 2019 San Francisco, CA
Mar 11, 2019 -
Mar 16, 2019
 

Community SANS
Community SANS Austin DEV540 Austin, TX
May 20, 2019 -
May 24, 2019
 

*Course contents may vary depending upon location, see specific event description for details.