Abschlussarbeiten

Betreute Doktorarbeiten

Sogol Mazaheri Cryptographic Primitives that Resist Backdooring and Subversion Mai 2015 – August 2020
Jacqueline Brendel Future-Proofing Key Exchange Protocols Februar 2016 – November 2019
Felix Günther Modeling Advanced Security Aspects of Key Exchange and Secure Channel Protocols Juni 2013 – Februar 2018
Tommaso Gagliardoni Quantum Security of Cryptographic Primitives Dezember 2011 – Februar 2017
Giorgia Azzurra Marson Real-World Aspects of Secure Channels: Fragmentation, Causality, and Forward Security Januar 2012 – Oktober 2016
Arno Mittelbach Random Oracles in the Standard Model – A Systematic Study of Random Oracle (Un)Instantiability via Universal Computational Extractors and Obfuscation Februar 2012 – Dezember 2015
Paul Baecher Cryptographic Reductions: Classification and Applications to Ideal Models April 2010 – Oktober 2014
Özgür Dagdelen The Cryptographic Security of the German Electronic Identity Card Juni 2009 – Juni 2013
Chris Brzuska On the Foundations of Key Exchange Mai 2010 – Oktober 2012
Cristina Onete Security Aspects of Distance-Bounding Protocols Februar 2009 – Juli 2012
Dominique Schröder On the Complexity of Blind Signatures Oktober 2006 – November 2010
Anja Lehmann On the Security of Hash Function Combiners August 2006 – März 2010

Betreute Master- und Diplom-Arbeiten

R.F. Advanced Security Notions for (Post-Quantum) Signature Schemes November 2019 – April 2020
A.A. Authenticated Encryption for S3 Object Storage Systems Dezember 2018 – Mai 2019
M.H. Cryptographic Analysis of the Bitmessage Protocol Juni 2018 – Dezember 2018
R.K. Zero-Knowledge Contingent Payments. November 2017 – Mai 2018
A.E. A Construction for an Extremely Lossy Function based on the Learning With Errors Problem. April 2017 – September 2017
S.J. Secure Computation in MapReduce Oktober 2016 – April 2017
R.E. Analysis of the MTProto Protocol Oktober 2015 – März 2016
T.W. Combiners for Robust Pseudorandom Number Generators April 2015 – September 2015
K.S. Approximation of the Maximum in Big Data November 2014 – Juli 2015
V.F. Sanitizable Signcryption: Sanitizing over Encrypted Data Januar 2015 – Juni 2015
S.M. Deniable Message Authentication. (Siehe Publikation WPES 2015) Oktober 2014 – April 2015
N.F. Limitations of the Meta-Reduction Technique: The Case of Schnorr Signatures. (Siehe Publikation Eurocrypt 2013) Mai 2012 – September 2012
A.M. Hash Function Combiners Revisited. (Siehe Publikation SCN 2012) February 2011 – August 2011
S.H. Adaptive All-But-One Lossy Trapdoor Functions and Their Applications Januar 2011 – Juni 2011
L.G., M.L. (gemeinsam) CAPTCHAnalyzer: a Java-based framework for Scrutinizing CAPTCHAs (in German) Mai 2010 – Oktober 2010
P.B. Non-Malleability of Hash Functions and Applications to Skein. (See CT-RSA 2011 publication) Oktober 2009 – März 2010
H.M. Balancing IT-Security Management between Regulations, Standards and Best-Practice Approaches (in German). August 2007 – January 2008

Betreute Bachelorarbeiten

T.K. Security of the USB-Type-C Authentication Protocol (in German) May 2019 – July 2019
J.-P.M. Analysis of the Current State of Non Memory-Hard Password-Based Cryptographic Primitives April 2019 – June 2019
A.M. The Ratcheting Mechanism in the Wire Messenger (in German) November 2018 – February 2019
O.E. Security of E-Mail Encryption April 2018 – June 2018
K.S. A Survey on Post-Quantum Key Exchange August 2017 – Oktober 2017
J.K. Speed-Ups for the Search of NP Witnesses with Grovers Algorithm (in German) November 2012 – Januar 2013
T.K. Iterative CAPTCHA (Strengthening CAPTCHA Against Human Aided Attacks) Oktober 2012 – Januar 2013
P.N. Implementing a Post-Processing Procedure for Quantum Cryptography (in German). Co-Advisor: Prof. Thomas Walther (Physics Department, TU Darmstadt) Januar 2012 – April 2012
B.M. On the Security of reCAPTCHA (siehe auch SEC 2011 Veröffentlichung) April 2010 – Juni 2010
O.E. Comparing Indifferentiability Notions for Random Oracles. Co-Adviser: Anja Lehmann (TU Darmstadt) Dezember 2009 – März 2010
T.-M. N. Distribution Analysis of Automatically Generated Lotto Data (auf deutsch) Juni 2008 – August 2008
M.H. Partially Blind Signatures (auf deutsch) Mai 2008 – August 2008
R.L. Security Concepts of CAPTCHAs (auf deutsch) (siehe auch Sicherheit 2010 Veröffentlichung) April 2008 – Juli 2008
D.W. Hash-Function Combiners in SSL/TLS (siehe auch CT-RSA 2010 Veröffentlichung) April 2008 – Juli 2008