Purna Kishore
Cyber Security Analyst @RBC
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WORK HISTORY
Cyber Security Analyst @RBC
Led and configured Entra ID for SAML and OIDC integration with external ticketing systems to enforce strict user authentication, safeguarding access to enterprise-level support systems and ensuring compliance with security policies• Monitored and analysed security events using SIEM tools like Microsoft Sentinel and Splunk across multi-cloud environments (Azure, GCP), processing and triaging thousands of security incidents daily to improve threat detection capabilities• Implemented and managed Microsoft Defender for Endpoint on a simulated network of 10+ virtual machines, conducting periodic vulnerability assessments to identify and mitigate potential threats, improving endpoint security and reducing risks• Conducted comprehensive risk assessments using industry-standard frameworks like NIST and ISO 27001, identifying vulnerabilities, calculating potential risk levels, and implementing risk mitigation strategies to enhance overall security posture• Integrated security into CI/CD pipelines by adopting DevSecOps practices with Jenkins and GitLab, automating vulnerability scans and code reviews for 10+ web applications, effectively reducing security risks in development processes• Optimized SIEM workflows using Splunk, automating incident response for daily security events, and reducing manual intervention by 20.8%, thereby improving the efficiency and effectiveness of the security monitoring process• Collaborated with cross-functional teams, including DevOps and IT, to ensure the continuous improvement of the security architecture and mitigate vulnerabilities across the infrastructure, reducing exposure to external and internal threats• Maintained compliance with regulatory standards like SOC 2, PCI DSS, and GDPR through continuous monitoring, auditing, and risk assessments, ensuring that security controls were implemented and adhered to across all systems• Provided guidance and support to other teams in applying security best practices, responding to
EDUCATION
Vignan's Foundation for Science, Technology & Research
Bachelor's degree
University of Windsor
Master's degree, Engineering
ABOUT PURNA KISHORE
As a Cyber Security Analyst at RBC, I focus on configuring and monitoring advanced security tools, such as Microsoft Sentinel and Splunk, to enhance threat detection across multi-cloud environments. My work includes integrating Entra ID for secure authentication and implementing Microsoft Defender for Endpoint to strengthen endpoint security. Backed by a Master\'s in Engineering from the University of Windsor, I bring a strong foundation in cybersecurity essentials, malware analysis, and incident response. Leveraging expertise in SIEM tools and vulnerability assessments, I am committed to safeguarding systems, mitigating risks, and ensuring compliance with organizational security policies.
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