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Before choosing course

Course in computer science that gives an overview of the field of computer security. The course will cover threats as well as counter measures. This course is given solely as contract education. The corresponding programme course is DD2395.

Choose semester and course offering

Choose semester and course offering to see information from the correct course syllabus and course offering.

* Retrieved from Course syllabus DD239U (Autumn 2020–)

Content and learning outcomes

Course contents

  • introduction to computer security
  • introduction to cryptography
  • authentication, access control, security models
  • intrusion detection, firewalls
  • malware: virus/worms/troyans
  • web attacks
  • buffer overflow attacks
  • human factors, security audits, and social manipulation
  • selected current security related problems and technologies

Intended learning outcomes

After passing the course, the student should be able to

  • identify threats against confidentiality, integrity and availability in system
  • explain basic terminology and concepts in computer security and use them
  • find and use documentation of security related problems and tools
  • analyse simple program code and system descriptions to identify vulnerabilities and predict their corresponding threats
  • select countermeasures against identified threats and argue for their applicability
  • compare countermeasures and evaluate their side effects,
  • present and explain their reasoning to others,

Course Disposition

No information inserted

Literature and preparations

Specific prerequisites

Basic knowledge of programming, equivalent to the course DD1310 Programming techniques.

Recommended prerequisites

No information inserted


No information inserted


No information inserted

Examination and completion

If the course is discontinued, students may request to be examined during the following two academic years.

Grading scale

P, F


  • KON1 - Partial Exam, 3,0 hp, betygsskala: P, F
  • LAB1 - Laboratory work, 4,5 hp, betygsskala: P, F

Based on recommendation from KTH’s coordinator for disabilities, the examiner will decide how to adapt an examination for students with documented disability.

The examiner may apply another examination format when re-examining individual students.

Opportunity to complete the requirements via supplementary examination

No information inserted

Opportunity to raise an approved grade via renewed examination

No information inserted


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Ethical approach

  • All members of a group are responsible for the group's work.
  • In any assessment, every student shall honestly disclose any help received and sources used.
  • In an oral assessment, every student shall be able to present and answer questions about the entire assignment and solution.

Further information

Course web

Further information about the course can be found on the Course web at the link below. Information on the Course web will later be moved to this site.

Course web DD239U

Offered by

EECS/Computer Science

Main field of study

Computer Science and Engineering

Education cycle

Second cycle

Add-on studies

No information inserted

Additional regulations

The course is given at the host organization with the support from its staff.