Cyber Rangers

Jan Marek

Co-founder | Red Teamer | DFIR

Jan is a red teamer, forensic analyst and architect with more than 15 years of experience. His professional career also includes training and speaking at top conferences. His main focus is on Windows OS security, Active Directory, Hyper-V and EDR in general. He is also a specialist in Microsoft Sentinel and PowerShell security.

He is strongest in the disciplines of

  • red teaming, especially digital
  • Windows OS penetration testing
  • cyber security consulting and training