Udayanga Karunarathna Email & Phone Number

Colombo, Western Province, Sri Lanka

Conduct enterprise network, web application, and mobile application penetration testing.Conduct Active Directory penetration testing and security audit.Deploy SIEM solutions to enhance threat detection and incident response.Led the founding of Analitiq360, a SaaS solution for centralized monitoring.(security, sign-ins, audits, server metrics, On-Prem AD, Azure AD, user profiles, log analysis, and all tailored for Office 365 setting).Implement XDR solutions, including the Microsoft 365 Defender suite, to strengthen cybersecurity.Deploy and maintain secure cloud solutions and perform server and database migrations to Azure.Implement disaster recovery solutions to ensure business continuity and minimize downtime.Platforms & Tools: Kali Linux, OWASP ZAP, BURP suite Pro, MobSF, Bloodhound, crackmapexec, Impacket , Responder, Rubeus, Mimikatz, Azure Cloud, Microsoft Sentinel, Elastic SIEM, M365 Defender, Active Directory.

Colombo, Western Province, Sri Lanka

Implemented SIEM solutions in critical government departments, enhancing security monitoring and response.Developed and deployed network infrastructure and application monitoring systems for comprehensive asset protection.Conducted and automated cyber threat hunting to proactively identify and mitigate threats.Mined and shared cyber threat intelligence to improve organizational awareness and defenses.Analyzed logs to identify root causes of security incidents and provide remediation insights.Documented and reported security incidents for future reference and improved incident response.Platforms & Tools: ELK Stack, Wazuh, Grafana, Thehive, Cortex, OpenCTI, MISP, Cyber Threat Intel, Nessus, OpenVAS, Shuffle, n8n.

Colombo, Western Province, Sri Lanka

Contributed to a data-driven cyber threat-hunting approach for the Sri Lanka Defence project, enhancing infrastructure security.Developed an ecosystem of open-source frameworks integrated with the Elastic ELK stack for advanced threat analytics.Assisted in daily cybersecurity operations, including monitoring and incident response.Collaborated with senior engineers to optimize open-source tools for improved threat detection.Supported the implementation of advanced analytics and machine learning for threat identification.Documented project progress and technical procedures for team knowledge sharing and improvement.Platforms & Tools: ELK Stack, Kafka, Snort, Sigma rules, OpenCTI, MISP, Elastalert, Postfix.

Bachelor Of The Science Of Engineering Honours, Computer Engineering

Activities and Societies: Member in IESL YMS in University of Sri Jayawardenapura , Member in IEEE in University of Sri Jayawardenapura

Education record

Activities and Societies: Captain in the football team