Bryan Geraldo

About Bryan Geraldo

A proven senior-level security practitioner and manager with over 25 years of experience…

Experience

1. Senior Detection and Response Engineer

   Expel

   Nov 2020 — Present

   Design, implement, communicate technical detection strategies for Expel MDR and Hunting, which includes- Lead researcher and SME for hunting features team. Helping to research and collaborate with engineering to develop new hunts (that meet a certain threshold of analytic rigor) to delivery to our clients- Create/test threat hunting hypothesis tied to existing client technologies to determine opportunities for new and novel threat detections- Create detection strategy based on research of security technologies, associated with alert signal with a focus to help Expel analyst make decisions for client alerts- Help in re-evaluating and tuning existing alert signal to improve alert quality through data analysis, including statistical analysis of alerts and associated ancillary alert data using tools, such as Sumo, ELK, and JupyterHub - Maintain a deep understanding of best-of-breed security technologies to be able to analyze the alert signal.

Education

• The University of Texas at San Antonio

  Bachelor's degree, Information Systems

  1995 — 1998

Skills

• Cyber Security
• Information Technology
• Security Architecture Design
• Vulnerability Management
• Information Security
• Network Security
• Data Security
• Encryption
• Information Security Management
• Cloud Security
• Pci Dss
• Internet Security
• Computer Security
• Computer Forensics
• Application Security
• Data Center
• Security Audits
• Iso 27001
• Cip
• Identity Management
• Security
• Cissp
• Web Application Security
• Security Policy Development
• Risk Assessment
• Penetration Testing
• Vulnerability Assessment
• Ceh