Thice Security

De Star 6, 1601 MH Enkhuizen
Thice Security


In 2015 Thijs Bosschert started Thice Security to work as a freelance security professional for multiple companies in all facets of security. Thijs has over 20 years of experience in IT security including more than 15 years of experience in Incident Response and Forensics. Thijs his knowledge further includes security management, infrastructure pentesting, web application pentesting, red teaming, wireless security, monitoring, security research, reverse engineering, hardware and malware analysis. Before starting as a freelancer Thijs worked at Deloitte, Verizon Business and Fox-IT.

Thijs is a technically strong and creative freelance security professional focused on solving any incident or challenge he comes across, and knows how to bridge the gap between technical people and upper management.

Thijs provides training and public presentations in the fields of his knowledge and holds multiple certifications including CISSP, OSCP and OSWP. Thijs is a core and founding member of the Eindbazen CTF team, and was part of the Hack.ERS CTF team that won the Global CyberLympics in 2012 & 2013 and currently is the team captain of the Jobless Hackers CTF team which took the European title and 2nd place in the 2016 CyberLympics and took the first place in the 2019 CyberLympics. Thijs currently also plays with the Spotless CTF team.

Thijs is active and specialized in the following roles:

  • (Interim) CISO
  • Security Officer
  • Incident Response manager and investigator
  • Forensic investigator
  • Penetration tester
  • Security researcher
  • Trainer
  • CTF organizer

Thijs can provide presentations and workshops on various topics, including:

  • Incident Response
  • Lockpicking workshops
  • Introduction in to CTFs
  • CTF training

Thijs further designs and builds Escape Rooms including writing the scenario’s, designing and creating puzzles, sounds and light effects, control software etc. Thijs combined his knowledge of security and escape rooms in the Cyber Security Escape Room:

Thijs occasionally publishes articles on his blog.