Stephen Larson, an AT&T Cybersecurity consultant, is a results-driven, energetic, experienced Infrastructure Security professional with leadership and interpersonal skills and a commitment to excellence. He has over 25 years of Global (5 continents 19 Countries) combined hands-on and leadership experience in the Information Security and Technology field. His Security Architecture experience includes complex Security Architecture implementations at ASP/ISP, Consulting (Philips Medical/GE Healthcare/HP Enterprise/ Alcatel-Lucent/Nokia Global Account Architecture, AWS NJM Insurance), ICE, The Clearing House (TCH), Engineering, Global Healthcare (Enterprise multi-site end-to-end), Financial, IT, Multimedia/Telecom, Airline, VAR enterprises and other progressive security and technology-oriented organizations. Experience with different SIEMs: Hewlett Packard Enterprise (HPE) ArcSight Enterprise Security Manager (ESM), IBM Security QRadar SIEM, Splunk Inc. Enterprise Security, SolarWinds Worldwide LLC Log & Event Manager, McAfee LLC Enterprise Security Manager (ESM). Experienced in Public Key infrastructure, use of X.509 certificates, Symmetric Encryption AES-256, 3DES; Asymmetric Encryption RSA, ECC, DSA/D-H, and SHA-256 hash. Experience in various AWS projects, most recently including AWS Transit Gateway with Palo Alto Firewall. Implemented a solution to redact 180M credit card records. Assisted in Digital Forensics efforts.
