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TU Berlin

Inhalt des Dokuments

Dr.-Ing. Shahin Tajik

Lupe

TU Berlin
Telekom Innovation Laboratories
FG Security in Telecommunications 
Sekr. TEL 17
Ernst-Reuter-Platz 7
10587 Berlin
Germany 

Office: TEL 17
E-mail: 
Phone: +49 30 8353 54238

Office Hours: On Appointment

 

Research Interests

  • Physically Unclonable Functions (PUFs)
  • FPGA Security
  • Side Channel Attacks
  • Semi-invasive Attacks
  • Machine Learning

 

Teaching

  • Hardware Security (Lecture + Lab)
  • Security Seminar

 

Reviewer for 

  • IEEE Transactions on Computers (TC)
  • Journal of Cryptographic Engineering (JCEN)
  • Journal of Hardware and Systems Security (HASS)
  • IEEE International Symposium on Hardware Oriented Security and Trust (HOST)
  • International Conference on Trust and Trustworthy Computing (TRUST)

 

Talks

  • "How Threatening are Semi-Invasive Attacks against Modern ICs?", Panel: Challenges in IC Reverse and Anti-Reverse Engineering, 2nd International Verification and Security Workshop (IVSW), Thessaloniki, Greece, July 2017.
  • "How Secure are Modern FPGAs?", Schloss Dagstuhl, Foundation of Secure Scaling Seminar, Germany, August 2016.
  • "Semi-Invasive Analysis of Physically Unclonable Functions", Schloss Dagstuhl, Hardware Security Seminar, May 2016.
  • "Laser Fault Attacks against PUFs", 23rd Crypto Day, ESCRYPT, Berlin, Germany, December 2015.
  • "Physical Characterization of Arbiter PUFs", 20th Crypto Day, Deutsche Telekom Innovation Labs, Berlin, Germany, June, 2014. 

 

Journal Publications

  • F. Ganji, S. Tajik, F. Fäßler and J.-P. Seifert, "Having No Mathematical Model May Not Secure PUFs", Journal of Cryptographic Engineering, 2017.
  • S. Tajik, E. Dietz, S. Frohmann, H. Dittrich, D. Nedospasov, C. Helfmeier, J.-P. Seifert, C. Boit, H.-W. Hübers, "Photonic Side Channel Analysis of Arbiter PUFs", Journal of Cryptology, 2017.
  • F. Ganji, S. Tajik and J.-P. Seifert, "PAC Learning of Arbiter PUFs", Journal of Cryptographic Engineering, 2016.

  

    Conference Publications

    • S. Tajik, H. Lohrke, J.-P. Seifert, C. Boit, “On the Power of Optical Contactless Probing: Attacking Bitstream Encryption of FPGAs,” to appear in 24th ACM Computer and Communications Security (CCS 2017), Oct-Nov 2017.
    • S. Tajik, J. Fietkau, H. Lohrke, J.-P. Seifert, C. Boit, "PUFMon: Security Monitoring of FPGAs using Physically Unclonable Functions", 23rd IEEE International Symposium on On-Line Testing and Robust System Design -- IOLTS, Thessaloniki, Greece, 2017.
    • H. Lohrke, H. Zöllner, P. Scholz, S. Tajik, C. Boit, and J.-P. Seifert, "Visible Light Techniques in the FinFET Era: Challenges, Threats and Opportunities", invited paper for IEEE IPFA, Chengdu, China, 4-7 July, 2017.
    • H. Lohrke, S. Tajik, P. Scholz, J.-P. Seifert, C. Boit, "Automated Detection of Fault Sensitive Locations for Reconfiguration Attacks on Programmable Logic", ISTFA, Forth Worth, Texas, USA, November 8, 2016.
    • H. Lohrke, S. Tajik, Christian Boit and J.-P. Seifert, "No Place to Hide: Contactless Probing of Secret Data on FPGAs", Conference on Cryptographic Hardware and Embedded Systems--CHES, Santa Barbara, USA, August 2016.
    • F. Ganji, S. Tajik, F. Fäßler and J.-P. Seifert, "Strong Machine Learning Attack against PUFs with No Mathematical Model", Conference on Cryptographic Hardware and Embedded Systems--CHES, Santa Barbara, USA, August 2016.
    • C. Boit, S. Tajik, P. Scholz, E. Amini, A. Beyreuther, H. Lohrke, J.P. Seifert, "From IC Debug to Hardware Security Risk: The Power of Backside Access and Optical Interaction", invited paper for IEEE IPFA, Marina Bay Sands, Singapore, 18-21 July, 2016.
    • F. Ganji, S. Tajik, J.-P. Seifert, "Let Me Prove it to You: RO PUFs are Provably Learnable", 18th Annual International Conference on Information Security and Cryptology (ICISC 2015), Seoul, Korea, November 25-27, 2015
    • F. Ganji, J. Krämer, J. -P. Seifert, S. Tajik, "Lattice Basis Reduction Attack against Physically Unclonable Functions", 22nd ACM Conference on Computer and Communications Security (CCS 2015), Denver, Colorado, USA, October 2015.
    • F. Ganji, S. Tajik, J. -P. Seifert, "Why Attackers Win: On the Learnability of XOR Arbiter PUFs", TRUST 2015, Heraklion, Crete, Greece, August 2015.
    • S. Tajik, H. Lohrke, F. Ganji, J. -P. Seifert, C. Boit, "Laser Fault Attack on Physically Unclonable Functions", FDTC 2015, Saint Malo, France, September 2015.
    • S. Tajik, E. Dietz, J.-P. Seifert, D. Nedospasov, S. Frohmann, C. Helfmeier, H. Dittrich, C. Boit, "Physical Characterization of Arbiter PUFs", Conference on Cryptographic Hardware and Embedded Systems--CHES, Busan, South Korea, 2014.
    • S.Tajik,  D. Nedospasov, C. Helfmeier, J.-P Seifert, C. Boit,"Emission Analysis of Hardware Implementations", EUROMICRO DSD, Verona Italy, 2014.
    • M. Roshandel, A. Munjal, P. Moghadam, S. Tajik and H. Ketabdar, "Multi-sensor Finger Ring for Authentication based on 3D Signatures", Human-Computer Interaction (HCI) International 2014
    • C. Helfmeier, D. Nedospasov, S. Tajik, C. Boit, J.-P Seifert, "Physical Vulnerabilities of Physically Unclonable Functions," Design, Automation and Test (DATE) in Europe, Dresden, Germany, 2014.
    • S. Tajik and A. Rostami, "MultiFlow: Enhancing IP Multicast over IEEE 802.11 WLAN," Wireless Days (WD), IFIP/IEEEValencia, Spain, 2013

     

     

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    Postal Address

    Technische Universität Berlin - An-Institut Telekom Innovation Laboratories
    Fakultät IV
    Sekr. TEL17
    Ernst-Reuter-Platz 7
    10587 Berlin

    Assistant

    Claudia Petzsch
    +49 - 30 - 8353 58 681
    TEL
    Raum TEL17