Certifications (2019–2022)

The certifications and training I completed during my years in offensive security. For my current profile, see guylian.info.

Certified Ethical Hacker (Practical)

EC-Council, 2020 (expired 2023).

CEH (Practical) badge

CyberOps Associate

Cisco Networking Academy course, 2021.

CyberOps Associate badge

IBM IT Fundamentals for Cybersecurity Specialization

IBM via Coursera, 2021.

IBM IT Fundamentals for Cybersecurity badge

Cyber Threat Hunting

Active Countermeasures, 2020.

Operation Chimera

Security Blue Team.

Operation Chimera certificate

LPI Linux Essentials (LE-1)

Linux Professional Institute, 2019.

LPI Linux Essentials verification