Alexander Applegate
Senior Threat Researcher at DNSFilter- Claim this Profile
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Topline Score
Bio
Credentials
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GCIA
SANS InstituteFeb, 2015- Nov, 2024 -
GREM
SANS InstituteSep, 2013- Nov, 2024 -
Security+
CompTIAJun, 2010- Nov, 2024
Experience
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DNSFilter
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United States
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Software Development
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100 - 200 Employee
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Senior Threat Researcher
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Jan 2022 - Present
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ZeroFox
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United States
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Computer and Network Security
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500 - 600 Employee
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Principal Threat Researcher
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Oct 2020 - Dec 2021
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LookingGlass Cyber Solutions, Now Part of ZeroFox
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Computer and Network Security
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1 - 100 Employee
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Senior Threat Researcher
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Oct 2018 - Sep 2020
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CrowdStrike
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United States
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Computer and Network Security
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700 & Above Employee
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Malware Hunter II
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Oct 2016 - Jul 2017
Researched emerging threats to customers and drafted detections and preventions. Reviewed files and behaviors for potentially malicious activity used to train machine learning classifiers. Curated manual review data used in experimental automated training data sets. Addressed customer issues related to new and emerging non-targeted threats. Researched emerging threats to customers and drafted detections and preventions. Reviewed files and behaviors for potentially malicious activity used to train machine learning classifiers. Curated manual review data used in experimental automated training data sets. Addressed customer issues related to new and emerging non-targeted threats.
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FireEye, Inc.
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United States
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Computer and Network Security
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400 - 500 Employee
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Senior Security Analyst
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Jan 2016 - Oct 2016
Performed proactive hunting for threats in customer environments. Coordinated data synchronization for network-based indicators between internal systems. Curated threat indicator repositories, including edits, tuning, tailoring, and retirement
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Cyber Threat Intelligence Liaison
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May 2015 - Jan 2016
Briefs customers on current threat actors and trends in their industry. Writes analysis briefs and profiles of threat groups and malware families. Provides technical analysis and tracking of TTPs and targeted malware.
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Mandiant (now part of Google Cloud)
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United States
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Computer and Network Security
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700 & Above Employee
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MCIRT Incident Analyst
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Aug 2012 - May 2015
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Auburn University
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United States
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Higher Education
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700 & Above Employee
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Graduate Research Assistant
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Aug 2010 - Aug 2012
Develops, revises, and teaches courses relating to digital forensics and computer security. Designs and implements software solutions to solve novel problems in the information assurance domain. Searches for and analyzes attack vectors against various operating systems and computer hardware. Develops, revises, and teaches courses relating to digital forensics and computer security. Designs and implements software solutions to solve novel problems in the information assurance domain. Searches for and analyzes attack vectors against various operating systems and computer hardware.
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United States Air Force
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United States
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Defense and Space Manufacturing
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700 & Above Employee
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Superintendent, Software Project Manager
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Mar 2008 - Aug 2010
Managed three software development teams. Analyzed new and existing requirements. Coordinated project scheduling, releases, and security. Developed design documentation. Provided supervision for 22 individuals.
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NCOIC / System Integrator, Gunter AFB ERP Section
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Jan 2006 - Mar 2008
Provided system validation and integration testing for applications being loaded into Gunter AFB's Engineering Squadron Enterprise Resource Plan (ERP) environment. Supervised team of 5 which provided network and system administration and resource allocation.
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NCOIC, Air Force Database Engineering Section
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May 2003 - Jan 2006
Technical lead for team of 15, comprised of database administrators, database developers, system administrators, network administrators, and a resource plannerDevelopment and maintenance for AF-wide Enterprise software license database
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Computer Programming Training Instructor
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Jan 2000 - May 2003
Instructed over 400 Airmen and NCOs in programming fundamentals, software design, and software project managementServed as Subject-Matter Expert for x86 Assembly and Database Programming
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Assistant NCOIC
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Aug 1997 - Jan 2000
Provided management and development of virtual reality air traffic control trainingDeveloper for 3D sound, voice recognition (C++), and HW Comm (Motorola assembly
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Developer
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Jul 1996 - Aug 1997
Maintained PASCAL source code to analyze Air Force-wide career field surveysTroubleshot data retrieval routines and customized data extraction for flat-file data
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Education
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Auburn University
PhD, Computer Science -
Troy University in Montgomery
MS, Computer Science -
Park University
B.S., Computer Science -
Comm. Coll. of the Air Force
A.A.S, Computer Science Technology -
Louisiana Tech University
A.G.S, General Studies (Humanities) -
Comm. Coll. of the Air Force
A.A.S, Avionic Systems Technology