David has been active in many areas throughout the past 15 years, including roles as a sysadmin, developer, network engineer, firewall guy, appsec dude, and pentest monkey. He holds a Master's degree in Infrastructure Assurance, along with certifications such as OSCP, CCISO, CISSP, CASP, CCNA, CEH, ECSA, CPT, RHCSA, security+, cloud+, and probably some others, but does not include them all in every email signature. Currently David is a Security Consultant for NTT Com Security.