From Pen Testing to Threat Hunting - Teresa Pereira

From Pen Testing to Threat Hunting - Teresa Pereira

October 8, 2025 · 28 min · Season 4 · Episode 18

About this episode

Teresa Pereira discusses her transition from penetration testing to threat hunting and the importance of continuous learning in cybersecurity.

In this episode, we meet Teresa Pereira aka starmtp, Cyber Threat Hunter at a multinational energy company, who shares how she moved from penetration testing and red teaming into the proactive world of threat hunting. Teresa explains how her experience as an ethical hacker helps her recognize attacker behavior, detect Indicators of Compromise, and collaborate across teams to protect her organization. We also discuss the impact of AI on phishing and deepfake attacks — and why curiosity, critical thinking, and continuous learning are key to success in cybersecurity. Beyond her technical expertise, Teresa is deeply involved in the global community as OWASP Leiria co‑leader , APIsec University Ambassador , and volunteer at Women in Security and Privacy .

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