Yashwanth Karthikeyan

Security Analyst @CIBC

Toronto, ON, CA

Monitor and triage security alerts via FortiSOAR,(Azure Sentinel) SIEM,(Bluecoat, Palo Alto) Firewall, Akamai WAF and Defender EDR, ensuring real-time detection and mitigation.Investigate security incidents using OSINT, forensic tools, and log correlation to trace attack vectors.Coordinate incident tracking via ServiceNow and Jira, following SOC workflows and playbooks.Execute containment and remediation plans, minimizing endpoint risks and enhancing resilience.Monitored and responded to cloud-based threats in Microsoft 365 Defender and Azure AD, including suspicious logins, MFA bypass attempts, Password spray attacks and mail forwarding rules.Correlated logs across multiple sources (EDR, SIEM, email security, firewalls) to trace multi-stage attacks, Defense evasion and lateral movement attempts.Responded to phishing and BEC incidents using Proofpoint and Defender for O365.Authored and maintained incident response runbooks for investigating and responding to alerts generated by security tools, standardizing workflows and improving SOC response consistency and efficiency.Provided after-action reviews and reporting for security incidents.Performed reverse engineering through static and dynamic analysis to identify advanced malware behavior.Contributed to business development efforts including drafting technical proposals, researching security solutions, and optimizing response processes

Sathyabama University

Bachelor of Engineering - BE, Automobile