Devender A

About Devender A

Responding to alerts from various monitoring, detection systems, and platforms likeSIEM, ATP/EDR, and Threat Intel, within a defined SLA.Applied MITRE ATT & CK and Cyber Kill Chain frameworks to analyze adversarytactics, and enhance detection logic.Utilized KQL in Azure Sentinel for advanced log correlation, threat hunting, andincident triage.Monitored and responded to endpoint threats using Microsoft Defender andCrowdStrike, minimizing malware impact.Investigated identity-based threats and enforced access controls using MicrosoftEntra to protect user accounts and credentials.Analyzed cloud activity via Microsoft Cloud App Security to detect anomalies andenforce security policies.Triaged email-based threats using O365, identifying phishing, spoofing, and BECattempts.Interpreted network traffic using TCP/IP and OSI model knowledge to identifysuspicious patterns and potential intrusions.Supported firewall alert analysis to validate threats and recommend mitigationactions.Analyzed suspicious payloads in O365 Defender sandbox to identify evasivemalware and zero-day exploits.Performed malware analysis and contributed to threat intelligence enrichmentduring incident investigations.Malware analysis and investigation of phishing and spam emails.Root Cause Analysis on Malware Threats.Used ServiceNow for incident documentation, escalation, and SLA-basedresolution tracking.Managed pending incident tickets by coordinating with the proxy, network, andSIEM teams to escalate issues, clarify gaps, and ensure timely resolution.Preparing daily, weekly, and monthly, and ad-hoc reports, along with theircomplete analysis

Experience

1. Gsoc Analyst

   Cantor Fitzgerald

   Feb 2026 — Present · Hyderabad, IN

Education

• Jawaharlal Nehru Technological University

  Bachelor's degree, Mechanical Engineering