IN5420 – Distributed Blockchain Technologies

Schedule, syllabus and examination date

Choose semester

Course content

We are witnessing an explosive rise in the popularity of the blockchain paradigm, the technology that enables cooperative economic models without a central administrator. While originally inspired by Bitcoin, Ethereum, and generally cryptocurrency, the paradigm has since found many additional applications and become a hot topic both in industry and research. This research oriented seminar explores state-of-the art advances, principles, and techniques in the area.

Learning outcome

After completing this course, you will have an understanding of:

  • research advances related to one of the most popular technological areas today
  • reviewing and summarizing research papers and presentations
  • participating in research discussions with peers


Students admitted at UiO must apply for courses in Studentweb. Students enrolled in other Master's Degree Programmes can, on application, be admitted to the course if this is cleared by their own study programme.

Nordic citizens and applicants residing in the Nordic countries may apply to take this course as a single course student.

If you are not already enrolled as a student at UiO, please see our information about admission requirements and procedures for international applicants.

The course number is limited to 15 students (IN5420 and IN9420 together).

If the number of enrolled students is higher than 15, they will be ranked as follwed:
1) Phd students who has the course as mandatory
2) Master students at the Department of Informatics who has the course approved in their study plan
3) Master students at the Faculty of Mathematics and Natural Sciences who has the course approved in their study plan
4) Master students at the Department of Informatics
5) Others



Formal prerequisite knowledge

INF5040 – Open distributed processing (continued) or another course in distributed systems. The most relevant aspects of distributed systems are P2P, data replication, and consensus protocols.

Recommended previous knowledge

Knowledge in security and applied cryptography and in distributed databases.

Overlapping courses

10 credits overlap with IN9420 – Distributed Blockchain Technologies


3 hours lectures per week. The following mandatory activities are:

  • attending the first lecture
  • 75 % participation in lectures
  • everyone will be required to hold a presentation
  • active participation in lessions and discussions is required

Being a seminar, the course consists of reading, presenting, and discussing research papers. In the beginning, an overview lecture in the area will be given. In particular, the seminar covers:

  • bitcoin and origins of blockchain
  • blockchain storage technologies
  • ccalability of the data update (consensus) protocols
  • security and privacy aspects


Oral exam. All mandatory activities must be approved in order to be admitted to the exam.

Examination support material

No examination support material is allowed.

Language of examination

The examination text is given in English.You may submit your response in Norwegian, Swedish, Danish or English.

Grading scale

Grades are awarded on a scale from A to F, where A is the best grade and F is a fail. Read more about the grading system.

Explanations and appeals

Withdrawal from an examination

It is possible to take the exam up to 3 times. If you withdraw from the exam after the deadline or during the exam, this will be counted as an examination attempt.

It will also be counted as one of your three attempts to sit the exam for this course, if you sit the exam for one of the following courses: IN9420 – Distributed Blockchain Technologies

Special examination arrangements

Application form, deadline and requirements for special examination arrangements.

Facts about this course






Every spring


Every spring

Teaching language