Data Communication and Network Security
2009-2010 - IMT2431 - 10 ECTS

On the basis of

IMT1031 - Grunnleggende programmering

REA1101 - Matematikk for informatikkfag

Expected learning outcomes

After completion of the course, the students:
- will have knowledge of the most used standards and protocols for datacommunication and
- will understand the principles of network security.


  • Basics of computer networks
  • Application layer (HTTP, SMTP, DNS)
  • Transport layer (TCP, UDP)
  • Network layer (IP, ICMP, routing)
  • IPv4 Network addressing
  • Data link and physical layer (Ethernet, MAC, ARP)
  • Applied cryptography
  • Basics of network security
  • Authentication in networks (Kerberos, PKI)
  • Firewalls
  • Network Intrusion Detection Systems
  • VPN (IPsec, SSH)

Teaching Methods

Group works
Laboratory work
Project work

Form(s) of Assessment


Form(s) of Assessment (additional text)

An overall evaluation based on a 100 point scale, where mid-term exam counts 33 points, project work counts 34 points and final exam counts 33 points. Conversion from 100 point scale to A-F scale according to recommended conversion table. In specific circumstances, emneansvarlig can slightly adjust the limits in the conversion table to enforce compatibility with the qualitative descriptions on the A-F scale.

Grading Scale

Alphabetical Scale, A(best) – F (fail)

External/internal examiner

Internal and external examiner

Re-sit examination

Whole course must be taken over again.

Examination support


Coursework Requirements


Teaching Materials

Kurose, J. and Ross, K.W. (2008): Computer Networking: A Top-Down Approach, fourth edition. Addison- Wesley.

CISCO Netacademy teaching materials.

Handout articles.

Replacement course for