M. Sc. Shahram Rasoolzadeh

  • Research Assistant - Chair Embedded Security
Rasoolzadeh, Shahram


Embedded Security Group
Horst Görtz Institute for IT-Security
Faculty of Electrical Engineering & Information Technology
Ruhr-Universität Bochum
Uni­ver­si­täts­str. 150
44780 Bo­chum

ID 2/621
(+49)(0)234 / 32 - 29883
shahram.rasoolzadeh@rub.de PGP key


  • Since 11/2016: Research Assistant / PhD Student
    Embedded Security & Symmetric Cryptography Groups, HGI, Ruhr University Bo­chum, Germany
  • 1/2016 - 9/2016: Researcher Assistant
    Simula@UiB, Simula Research Laboratory, Bergen, Norway
  • 1/2016 - 9/2016: PhD Student in Mathematics - Cryptography
    University of Bergen, Bergen, Norway
  • 9/2013 - 9/2015: M.Sc. in Electrical Engineering - Cryptography
    Sharif University of Technology, Tehran, Iran
  • 9/2008 - 6/2013: B.Sc. in Electrical Engineering - Communication Systems
    Tabriz University, Tabriz, Iran


  • Symmetric Cryptography
  • Lightweight Cryptography
  • Block Ciphers

Awards / Honors

  • Best Paper Award from Iranian Society of Cryptology, & The ISC Int’l Journal of Information Security (ISeCure), for the paper Total Break of Zorro using Linear and Differential Attacks, September 2016.
  • PRINCE Challenge winner for presenting fastest cryptanalyses of PRINCE block cipher reduced to the 6-, 8-, 10-round in known plaintext and 6- round in chosen plaintext senarios, May 2016.
  • Ranked 21st among more than 20,000 participants in Iranian National University Entrance Exam for M.Sc. in Electrical Engineering, (first accepted student for Cryptography field of study in Sharif University of Technology), 2013.

Previous Publications


CRAFT: Lightweight Tweakable Block Cipher with Efficient Protection Against DFA Attacks

Christof Beierle, Gregor Leander, Amir Moradi, Shahram Rasoolzadeh - IACR Tran­sac­tions on Sym­me­tric Cryp­to­lo­gy, Vol. 2019, No. 1, pp 5-45, 2019. (presentation at FSE 2019, Paris, France, March 25–28, 2019)

Differential Cryptanalysis of 18-Round PRIDE

Virginie Lallemand, Shahram Rasoolzadeh - International Conference on Cryptology in India (Indocrypt 2017), Chennai, December 10-13, 2017.

Refined Probability of Differential Characteristics Including Dependency Between Multiple Rounds

Anne Canteaut, Eran Lambooij, Samuel Neves, Shahram Rasoolzadeh, Yu Sasaki, Marc Stevens - IACR Transactions on Symmetric Cryptology - Issue 2-2017