EXPERT

Sebastian Lacatusu

Expert: Sebastian Lacatusu

Role: SOC Analyst

Specialises in: Incident Response

About Sebastian Lacatusu
Seb is a SOC Analyst specialising in threat research and detection engineering. He investigates emerging attack techniques, develops practical detection methodologies and supports security incident response. He holds a First Class BSc in Cyber Security and Digital Forensics, alongside CompTIA Security+ and Microsoft SC-200 certifications - combining academic knowledge with hands-on experience.
  • Threat Research

    Hidden Exfiltration Capability Discovered in a Trusted, 900,000-User Chrome Web store Extension 

    Our SOC team recently uncovered hidden surveillance functionality within a trusted browser extension, including capabilities designed to collect browsing activity, generate unique identifiers and communicate with external infrastructure. Following responsible disclosure of our findings, Google removed ModHeader from the Chrome Web Store on 10 July 2026. However, we recommend organisations should still identify and remove existing installations, review historical activity and investigate potential exposure...
    July 28, 2026
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