Michael Ryan Dayday

I am a Threat Analyst with hands‑on experience in monitoring, detecting, and responding to security incidents across real‑time environments. My expertise spans SIEM monitoring, alert triage, and incident response, where I investigate logs, analyze suspicious activity, and strengthen system defenses. Currently focused on email‑based threats and phishing campaigns, I also bring a background in threat hunting, malware analysis, and vulnerability management.

Skilled in leveraging security tools, identifying IOCs, and escalating or containing threats, I am committed to safeguarding organizations through proactive analysis and decisive action.

Threat Analyst at Cofense (2024-03 – Present)

• Conduct in-depth analysis of malicious emails, ensuring the quality and security of email systems by identifying and mitigating threats.
• Analyze phishing campaigns and related threats to discern patterns and trends.
• Initiate and manage threat analysis tickets for email threats.
• Create YARA rules to enhance threat detection and automation.
• Perform detailed malware analysis, including identification of malware families.
• Ensure client satisfaction, risk reduction, and SLA compliance through monitoring and reporting.

Security Analyst at StackTrek / LCM Security Inc. (2022-10 – 2024-02)

• Monitor, review and analyze security and system alerts, reports, events generated by various security tools and systems to identify potential security incidents.
• Proactively search for threats within company environment looking for indicators of compromise (IOC).
• Identify and analyze vulnerabilities, assess risks, test and apply patches, verify remediation and report outcome.
• Coordinate and support vulnerability and patch management policy and procedures to keep information systems up to date and to improve the process.
• Contribute to security awareness training programs for employees to enhance the overall security posture of the organization.

L1 SOC Analyst at Trends and Technologies Inc. (2021-03 – 2022-10)

• Accomplish all assigned tasks by the management in a timely and effective manner as deemed necessary for the betterment of the organization as a whole.
• Monitor SIEM alert queue, health of security sensors and endpoint and collects data and context necessary to initiate Incident Response work.
• Ensure endpoint security controls are up to date in terms of software version and escalate to Technology Management group for updating/patching.
• Create SOC tickets and ensure regular updates are performed.
• Provide detailed analysis of threats by identifying their behavior and Indicators of Compromise (IOC).
• Diligently monitor affected resources before, during and after a change is implemented.

Systems Engineer at Trends and Technologies Inc. (2019-10 – 2021-03)

• Assisted in the design, implementation, and maintenance of Avaya-based communication applications.
• Supported Avaya systems to ensure seamless and reliable communication across the organization.
• Collaborated with senior engineers to troubleshoot technical issues and provide timely support.
• Delivered Level 1 technical assistance to maintain system performance and user satisfaction.
• Gained hands-on experience with Avaya technologies, enhancing skills in enterprise telecommunications.
• Contributed to the stability and efficiency of communication infrastructure through proactive support.

Bachelor of Science in Information Technology – Lyceum of the Philippines - Cavite (2014 – 2019)