The pre-master program for a student with a completed polytechnic program in computer science totals to 30 EC and consists of the following units (for more information about the courses, visit OSIRIS Student Mobile (osiris-student.nl)):
| Quarter | Code | Unit |
| 1 | 2WWB0 | Calculus |
| 1 | 2IT60 | Logic and set theory |
| 2 | 2WF80 | Introduction to cryptology |
| 4 | 2IC80 | Lab on offensive computer security |
| 4 | 2IC60 | Computer networks and security |
Students are furthermore recommended to follow 2WF90 Algebra for security (Q1).