Dr. Johan Håstad

Professor

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Biography

Johan Håstad is a renowned professor at KTH Royal Institute of Technology, specializing in algorithm complexity. He has made significant contributions to the field of theoretical computer science, with a focus on complexity theory and cryptography. His research is backed by substantial external funding, including support from the Knut and Alice Wallenberg Foundation. Håstad is actively involved in the academic community, serving as the examiner and course responsible for several courses, including Complexity Theory and Foundations of Cryptography. His expertise and insights continue to shape the landscape of algorithm research, and he is well-recognized for his academic publications. Håstad has a strong presence in the research community, reflected in his participation in seminars related to theoretical computer science and algorithms complexity.

Research Interests

Algorithm Complexity Complexity Theory Cryptography

Experience

Professor

— Present

KTH Royal Institute of Technology • Stockholm, Sweden

Professor specializing in algorithms and complexity.

Courses

Complexity Theory (DD2445) Complexity Theory (FDD3445) Foundations of Cryptography (DD2448)

Requirements for KTH Royal Institute of Technology

Master Program
Requirements
GPA Requirement
Required:3
IELTS
Listening
Required:5.5
Reading
Required:5.5
Writing
Required:5.5
Speaking
Required:5.5
Overall
Required:6.5
TOEFL
Listening
Required:0
Reading
Required:0
Writing
Required:20
Speaking
Required:0
Total
Required:90
PTE
Listening
Required:0
Reading
Required:0
Writing
Required:62
Speaking
Required:0
Overall
Required:62
Prerequisites
Bachelor's degree (180 ECTS) in Science, Engineering, or a related field. Specific course requirements vary by department (e.g., Mathematics, Programming, or Subject-specific credits).
Application Checklist
  • Certificates and diplomas of completed degree
  • Transcript of records
  • Proof of English proficiency
  • Copy of passport or ID
  • Curriculum Vitae (CV)
  • Letter of Motivation
  • Letters of Recommendation (if required by program)
  • Summary of Project (if required)
Specialization Notes

Master's programs are organized under Schools; departments listed are units within these schools (e.g., EECS, ABE, CBH, ITM, SCI).