Training
Featured CourseView All Courses
Get a free hour of SANS training

Experience SANS training through course previews.

Learn More
Learning Paths
FeaturedView all Focus Areas
Cloud Security Training
Can't find what you are looking for?

Let us help.

Contact us
Resources
SANS Community Benefits

Connect, learn, and share with other cybersecurity professionals

CISO Network

Engage, challenge, and network with fellow CISOs in this exclusive community of security leaders

Join the SANS Community

Become a member for instant access to our free resources.

Sign Up
For Organizations
Public Sector

Mission-focused cybersecurity training for government, defense, and education

Partnerships

Explore industry-specific programming and customized training solutions

Sponsorship Opportunities

Sponsor a SANS event or research paper

Interested in developing a training plan to fit your organization’s needs?

We're here to help.

Contact Us
Talk with an expert
Talk with an expert

Jean-François Maes

Certified InstructorDirector of Offensive Security at Cytadel

Specialities

Offensive Operations

Connect with Jean-François

Jean-François Maes
Jump to:

About Jean-François Maes

Jean-François is based in Portugal where he is the European director of advanced assessment for Neuvik, specializing in internal penetration testing as well as red teaming and adversary emulation and simulation.

Prior to Neuvik, Jean-Francois has worked for other noteworthy firms, including, but not limited to: TrustedSec, Fortra's Cobalt-Strike team, and NVISO.

He is a strong believer in open source and avid contributor to the offensive security community. Jean-François is currently teaching SANS course SEC699: Advanced Purple Teaming - Adversary Emulation & Detection Engineering and is lead author of SEC565: Red Team Operations and Adversary Emulation

Press & Media

More From Jean-François

Free Resources

Review relevant educational resources made with contribution from this instructor.

A Decade of Security Assessments: Security Issues That Refuse to Die

BlogOffensive Operations
  • 14 Feb 2025
  • Jean-François Maes

Instructor Spotlight: Jean-François Maes

Blog
  • 16 Aug 2021
  • Jean-François Maes