Feel free to contact us at any time, we are always open for new ideas! You can write us an e-mail on info [at] and we’ll try to respond as soon as possible!

If you have a specific or personal question for one of the directors, feel free to contact us:

  • Use ocf-sec [at] for all types of queries
  • Or ask to be connected to one of the board members:
    • Martijn de Hamer, Treasurer
    • Mirosław Maj, Secretary
    • Silvio Oertli, Chair of TF-CSIRT
    • Don Stikvoort, Chairman
    • Or if you know how to reach us personally, go ahead!