Tibor Jager

ORCID

Publication Activity (10 Years)

Years Active: 2008-2023
Publications (10 Years): 85

Top Venues

IACR Cryptol. ePrint Arch.

J. Cryptol.

Public Key Cryptography (1)

CRYPTO (4)

Ruhr University Bochum (PHD)

Education History

Ruhr University Bochum

PHD

Publications

Pascal Bemmann, Sebastian Berndt, Denis Diemert, Thomas Eisenbarth, Tibor Jager
Subversion-Resilient Authenticated Encryption Without Random Oracles. ACNS (2023)
Kai Gellert, Kristian Gjøsteen, Håkon Jacobsen, Tibor Jager
On Optimal Tightness for Key Exchange with Full Forward Secrecy via Key Confirmation. CRYPTO (4) (2023)
Pascal Bemmann, Sebastian Berndt, Denis Diemert, Thomas Eisenbarth, Tibor Jager
Subversion-Resilient Authenticated Encryption without Random Oracles. IACR Cryptol. ePrint Arch. 2023 (2023)
Gareth T. Davies, Sebastian H. Faller, Kai Gellert, Tobias Handirk, Julia Hesse, Máté Horváth, Tibor Jager
Security Analysis of the WhatsApp End-to-End Encrypted Backup Protocol. IACR Cryptol. ePrint Arch. 2023 (2023)
Peter Chvojka, Tibor Jager
Simple, Fast, Efficient, and Tightly-Secure Non-malleable Non-interactive Timed Commitments. Public Key Cryptography (1) (2023)
Gareth T. Davies, Sebastian H. Faller, Kai Gellert, Tobias Handirk, Julia Hesse, Máté Horváth, Tibor Jager
Security Analysis of the WhatsApp End-to-End Encrypted Backup Protocol. CRYPTO (4) (2023)
Kai Gellert, Kristian Gjøsteen, Håkon Jacobsen, Tibor Jager
On Optimal Tightness for Key Exchange with Full Forward Secrecy via Key Confirmation. IACR Cryptol. ePrint Arch. 2023 (2023)
Kai Gellert, Tibor Jager, Lin Lyu, Tom Neuschulten
On Fingerprinting Attacks and Length-Hiding Encryption. CT-RSA (2022)
Peter Chvojka, Tibor Jager
Simple, Fast, Efficient, and Tightly-Secure Non-Malleable Non-Interactive Timed Commitments. IACR Cryptol. ePrint Arch. 2022 (2022)
Hannah Davis, Denis Diemert, Felix Günther, Tibor Jager
On the Concrete Security of TLS 1.3 PSK Mode. IACR Cryptol. ePrint Arch. 2022 (2022)
Pritha Gupta, Arunselvan Ramaswamy, Jan Peter Drees, Eyke Hüllermeier, Claudia Priesterjahn, Tibor Jager
Automated Information Leakage Detection: A New Method Combining Machine Learning and Hypothesis Testing with an Application to Side-channel Detection in Cryptographic Protocols. ICAART (2) (2022)
Hannah Davis, Denis Diemert, Felix Günther, Tibor Jager
On the Concrete Security of TLS 1.3 PSK Mode. EUROCRYPT (2) (2022)
Jan Peter Drees, Pritha Gupta, Eyke Hüllermeier, Tibor Jager, Alexander Konze, Claudia Priesterjahn, Arunselvan Ramaswamy, Juraj Somorovsky
Automated Detection of Side Channels in Cryptographic Protocols: DROWN the ROBOTs! IACR Cryptol. ePrint Arch. 2021 (2021)
Pascal Bemmann, Rongmao Chen, Tibor Jager
Subversion-Resilient Public Key Encryption with Practical Watchdogs. IACR Cryptol. ePrint Arch. 2021 (2021)
Colin Boyd, Gareth T. Davies, Bor de Kock, Kai Gellert, Tibor Jager, Lise Millerjord
Symmetric Key Exchange with Full Forward Security and Robust Synchronization. IACR Cryptol. ePrint Arch. 2021 (2021)
Nimrod Aviram, Kai Gellert, Tibor Jager
Session Resumption Protocols and Efficient Forward Security for TLS 1.3 0-RTT. J. Cryptol. 34 (3) (2021)
Jan Peter Drees, Pritha Gupta, Eyke Hüllermeier, Tibor Jager, Alexander Konze, Claudia Priesterjahn, Arunselvan Ramaswamy, Juraj Somorovsky
Automated Detection of Side Channels in Cryptographic Protocols: DROWN the ROBOTs! AISec@CCS (2021)
Denis Diemert, Tibor Jager
On the Tight Security of TLS 1.3: Theoretically Sound Cryptographic Parameters for Real-World Deployments. J. Cryptol. 34 (3) (2021)
Denis Diemert, Kai Gellert, Tibor Jager, Lin Lyu
More Efficient Digital Signatures with Tight Multi-user Security. Public Key Cryptography (2) (2021)
Pascal Bemmann, Rongmao Chen, Tibor Jager
Subversion-Resilient Public Key Encryption with Practical Watchdogs. Public Key Cryptography (1) (2021)
Kai Gellert, Tibor Jager, Lin Lyu, Tom Neuschulten
On Fingerprinting Attacks and Length-Hiding Encryption. IACR Cryptol. ePrint Arch. 2021 (2021)
Denis Diemert, Kai Gellert, Tibor Jager, Lin Lyu
More Efficient Digital Signatures with Tight Multi-User Security. IACR Cryptol. ePrint Arch. 2021 (2021)
Colin Boyd, Gareth T. Davies, Bor de Kock, Kai Gellert, Tibor Jager, Lise Millerjord
Symmetric Key Exchange with Full Forward Security and Robust Synchronization. ASIACRYPT (4) (2021)
Denis Diemert, Kai Gellert, Tibor Jager, Lin Lyu
Digital Signatures with Memory-Tight Security in the Multi-Challenge Setting. IACR Cryptol. ePrint Arch. 2021 (2021)
David Derler, Kai Gellert, Tibor Jager, Daniel Slamanig, Christoph Striecks
Bloom Filter Encryption and Applications to Efficient Forward-Secret 0-RTT Key Exchange. J. Cryptol. 34 (2) (2021)
Tibor Jager, Eike Kiltz, Doreen Riepel, Sven Schäge
Tightly-Secure Authenticated Key Exchange, Revisited. EUROCRYPT (1) (2021)
Tibor Jager, Rafael Kurek, David Niehues
Efficient Adaptively-Secure IB-KEMs and VRFs via Near-Collision Resistance. IACR Cryptol. ePrint Arch. 2021 (2021)
Shuai Han, Tibor Jager, Eike Kiltz, Shengli Liu, Jiaxin Pan, Doreen Riepel, Sven Schäge
Authenticated Key Exchange and Signatures with Tight Security in the Standard Model. IACR Cryptol. ePrint Arch. 2021 (2021)
Denis Diemert, Kai Gellert, Tibor Jager, Lin Lyu
Digital Signatures with Memory-Tight Security in the Multi-challenge Setting. ASIACRYPT (4) (2021)
Shuai Han, Tibor Jager, Eike Kiltz, Shengli Liu, Jiaxin Pan, Doreen Riepel, Sven Schäge
Authenticated Key Exchange and Signatures with Tight Security in the Standard Model. CRYPTO (4) (2021)
Tibor Jager, Rafael Kurek, David Niehues
Efficient Adaptively-Secure IB-KEMs and VRFs via Near-Collision Resistance. Public Key Cryptography (1) (2021)
Peter Chvojka, Tibor Jager, Daniel Slamanig, Christoph Striecks
Versatile and Sustainable Timed-Release Encryption and Sequential Time-Lock Puzzles (Extended Abstract). ESORICS (2) (2021)
Fynn Dallmeier, Jan Peter Drees, Kai Gellert, Tobias Handirk, Tibor Jager, Jonas Klauke, Simon Nachtigall, Timo Renzelmann, Rudi Wolf
Forward-Secure 0-RTT Goes Live: Implementation and Performance Analysis in QUIC. IACR Cryptol. ePrint Arch. 2020 (2020)
Fynn Dallmeier, Jan Peter Drees, Kai Gellert, Tobias Handirk, Tibor Jager, Jonas Klauke, Simon Nachtigall, Timo Renzelmann, Rudi Wolf
Forward-Secure 0-RTT Goes Live: Implementation and Performance Analysis in QUIC. CANS (2020)
Tibor Jager, Eike Kiltz, Doreen Riepel, Sven Schäge
Tightly-Secure Authenticated Key Exchange, Revisited. IACR Cryptol. ePrint Arch. 2020 (2020)
Peter Chvojka, Tibor Jager, Daniel Slamanig, Christoph Striecks
Generic Constructions of Incremental and Homomorphic Timed-Release Encryption. IACR Cryptol. ePrint Arch. 2020 (2020)
Denis Diemert, Tibor Jager
On the Tight Security of TLS 1.3: Theoretically-Sound Cryptographic Parameters for Real-World Deployments. IACR Cryptol. ePrint Arch. 2020 (2020)
Peter Chvojka, Tibor Jager, Saqib A. Kakvi
Offline Witness Encryption with Semi-adaptive Security. ACNS (1) (2020)
Nimrod Aviram, Kai Gellert, Tibor Jager
Session Resumption Protocols and Efficient Forward Security for TLS 1.3 0-RTT. EUROCRYPT (2) (2019)
Katriel Cohn-Gordon, Cas Cremers, Kristian Gjøsteen, Håkon Jacobsen, Tibor Jager
Highly Efficient Key Exchange Protocols with Optimal Tightness. CRYPTO (3) (2019)
Moritz Schulze Darup, Tibor Jager
Encrypted Cloud-based Control using Secret Sharing with One-time Pads. CDC (2019)
Nils Fleischhacker, Tibor Jager, Dominique Schröder
On Tight Security Proofs for Schnorr Signatures. J. Cryptol. 32 (2) (2019)
Nimrod Aviram, Kai Gellert, Tibor Jager
Session Resumption Protocols and Efficient Forward Security for TLS 1.3 0-RTT. IACR Cryptol. ePrint Arch. 2019 (2019)
Tibor Jager, David Niehues
On the Real-World Instantiability of Admissible Hash Functions and Efficient Verifiable Random Functions. SAC (2019)
Peter Chvojka, Tibor Jager, Saqib A. Kakvi
Offline Witness Encryption with Semi-Adaptive Security. IACR Cryptol. ePrint Arch. 2019 (2019)
Katriel Cohn-Gordon, Cas Cremers, Kristian Gjøsteen, Håkon Jacobsen, Tibor Jager
Highly Efficient Key Exchange Protocols with Optimal Tightness - Enabling real-world deployments with theoretically sound parameters. IACR Cryptol. ePrint Arch. 2019 (2019)
Tibor Jager, David Niehues
On the Real-World Instantiability of Admissible Hash Functions and Efficient Verifiable Random Functions. IACR Cryptol. ePrint Arch. 2019 (2019)
Kristian Gjøsteen, Tibor Jager
Practical and Tightly-Secure Digital Signatures and Authenticated Key Exchange. IACR Cryptol. ePrint Arch. 2018 (2018)
David Derler, Kai Gellert, Tibor Jager, Daniel Slamanig, Christoph Striecks
Bloom Filter Encryption and Applications to Efficient Forward-Secret 0-RTT Key Exchange. IACR Cryptol. ePrint Arch. 2018 (2018)
Tibor Jager, Rafael Kurek, Jiaxin Pan
Simple and More Efficient PRFs with Tight Security from LWE and Matrix-DDH. ASIACRYPT (3) (2018)
Tibor Jager, Saqib A. Kakvi, Alexander May
On the Security of the PKCS#1 v1.5 Signature Scheme. CCS (2018)
David Derler, Tibor Jager, Daniel Slamanig, Christoph Striecks
Bloom Filter Encryption and Applications to Efficient Forward-Secret 0-RTT Key Exchange. EUROCRYPT (3) (2018)
Kristian Gjøsteen, Tibor Jager
Practical and Tightly-Secure Digital Signatures and Authenticated Key Exchange. CRYPTO (2) (2018)
Tibor Jager, Rafael Kurek, Jiaxin Pan
Simple and More Efficient PRFs with Tight Security from LWE and Matrix-DDH. IACR Cryptol. ePrint Arch. 2018 (2018)
Tibor Jager, Rafael Kurek
Short Digital Signatures and ID-KEMs via Truncation Collision Resistance. ASIACRYPT (2) (2018)
Tibor Jager, Saqib A. Kakvi, Alexander May
On the Security of the PKCS#1 v1.5 Signature Scheme. IACR Cryptol. ePrint Arch. 2018 (2018)
Jia Liu, Tibor Jager, Saqib A. Kakvi, Bogdan Warinschi
How to build time-lock encryption. Des. Codes Cryptogr. 86 (11) (2018)
Tibor Jager, Martijn Stam, Ryan Stanley-Oakes, Bogdan Warinschi
Multi-Key Authenticated Encryption with Corruptions: Reductions are Lossy. IACR Cryptol. ePrint Arch. 2017 (2017)
Tibor Jager, Rafael Kurek
Continuous Collision Resistance and its Applications. IACR Cryptol. ePrint Arch. 2017 (2017)
Britta Hale, Tibor Jager, Sebastian Lauer, Jörg Schwenk
Simple Security Definitions for and Constructions of 0-RTT Key Exchange. ACNS (2017)
Felix Günther, Britta Hale, Tibor Jager, Sebastian Lauer
0-RTT Key Exchange with Full Forward Secrecy. IACR Cryptol. ePrint Arch. 2017 (2017)
Tibor Jager, Martijn Stam, Ryan Stanley-Oakes, Bogdan Warinschi
Multi-key Authenticated Encryption with Corruptions: Reductions Are Lossy. TCC (1) (2017)
Tibor Jager, Florian Kohlar, Sven Schäge, Jörg Schwenk
Authenticated Confidential Channel Establishment and the Security of TLS-DHE. J. Cryptol. 30 (4) (2017)
Felix Günther, Britta Hale, Tibor Jager, Sebastian Lauer
0-RTT Key Exchange with Full Forward Secrecy. EUROCRYPT (3) (2017)
Matthias Horst, Martin Grothe, Tibor Jager, Jörg Schwenk
Breaking PPTP VPNs via RADIUS Encryption. CANS (2016)
Felix Heuer, Tibor Jager, Sven Schäge, Eike Kiltz
Selective opening security of practical public-key encryption schemes. IET Inf. Secur. 10 (6) (2016)
Dennis Hofheinz, Tibor Jager, Andy Rupp
Public-Key Encryption with Simulation-Based Selective-Opening Security and Compact Ciphertexts. IACR Cryptol. ePrint Arch. 2016 (2016)
Felix Heuer, Tibor Jager, Eike Kiltz, Sven Schäge
On the Selective Opening Security of Practical Public-Key Encryption Schemes. IACR Cryptol. ePrint Arch. 2016 (2016)
Dennis Hofheinz, Tibor Jager, Andy Rupp
Public-Key Encryption with Simulation-Based Selective-Opening Security and Compact Ciphertexts. TCC (B2) (2016)
Christoph Bader, Tibor Jager, Yong Li, Sven Schäge
On the Impossibility of Tight Cryptographic Reductions. EUROCRYPT (2) (2016)
Dennis Hofheinz, Tibor Jager
Tightly secure signatures and public-key encryption. Des. Codes Cryptogr. 80 (1) (2016)
Tibor Jager, Andy Rupp
Black-Box Accumulation: Collecting Incentives in a Privacy-Preserving Way. Proc. Priv. Enhancing Technol. 2016 (3) (2016)
Dennis Hofheinz, Tibor Jager, Dakshita Khurana, Amit Sahai, Brent Waters, Mark Zhandry
How to Generate and Use Universal Samplers. ASIACRYPT (2) (2016)
Dennis Hofheinz, Tibor Jager
Verifiable Random Functions from Standard Assumptions. TCC (A1) (2016)
Florian Bergsma, Tibor Jager, Jörg Schwenk
One-Round Key Exchange with Strong Security: An Efficient and Generic Construction in the Standard Model. IACR Cryptol. ePrint Arch. 2015 (2015)
Tibor Jager, Jörg Schwenk, Juraj Somorovsky
Practical Invalid Curve Attacks on TLS-ECDH. ESORICS (1) (2015)
Tibor Jager
Verifiable Random Functions from Weaker Assumptions. TCC (2) (2015)
Florian Böhl, Dennis Hofheinz, Tibor Jager, Jessica Koch, Christoph Striecks
Confined Guessing: New Signatures From Standard Assumptions. J. Cryptol. 28 (1) (2015)
Dennis Hofheinz, Tibor Jager
Verifiable Random Functions from Standard Assumptions. IACR Cryptol. ePrint Arch. 2015 (2015)
Tibor Jager, Jörg Schwenk, Juraj Somorovsky
On the Security of TLS 1.3 and QUIC Against Weaknesses in PKCS#1 v1.5 Encryption. CCS (2015)
Christoph Bader, Tibor Jager, Yong Li, Sven Schäge
On the Impossibility of Tight Cryptographic Reductions. IACR Cryptol. ePrint Arch. 2015 (2015)
Christoph Bader, Dennis Hofheinz, Tibor Jager, Eike Kiltz, Yong Li
Tightly-Secure Authenticated Key Exchange. TCC (1) (2015)
Felix Heuer, Tibor Jager, Eike Kiltz, Sven Schäge
On the Selective Opening Security of Practical Public-Key Encryption Schemes. Public Key Cryptography (2015)
Florian Bergsma, Tibor Jager, Jörg Schwenk
One-Round Key Exchange with Strong Security: An Efficient and Generic Construction in the Standard Model. Public Key Cryptography (2015)
Britta Hale, Tibor Jager, Sebastian Lauer, Jörg Schwenk
Speeding: On Low-Latency Key Exchange. IACR Cryptol. ePrint Arch. 2015 (2015)
Tibor Jager
Verifiable Random Functions from Weaker Assumptions. IACR Cryptol. ePrint Arch. 2014 (2014)
Nils Fleischhacker, Tibor Jager, Dominique Schröder
On Tight Security Proofs for Schnorr Signatures. ASIACRYPT (1) (2014)
Christoph Bader, Dennis Hofheinz, Tibor Jager, Eike Kiltz, Yong Li
Tightly-Secure Authenticated Key Exchange. IACR Cryptol. ePrint Arch. 2014 (2014)
Tibor Jager
Die Zukunft der Kryptographie. Datenschutz und Datensicherheit 38 (7) (2014)
Tibor Jager, Jörg Schwenk
On the Analysis of Cryptographic Assumptions in the Generic Ring Model. J. Cryptol. 26 (2) (2013)
Florian Böhl, Dennis Hofheinz, Tibor Jager, Jessica Koch, Christoph Striecks
Confined Guessing: New Signatures From Standard Assumptions. IACR Cryptol. ePrint Arch. 2013 (2013)
Tibor Jager, Kenneth G. Paterson, Juraj Somorovsky
One Bad Apple: Backwards Compatibility Attacks on State-of-the-Art Cryptography. NDSS (2013)
Florian Böhl, Dennis Hofheinz, Tibor Jager, Jessica Koch, Jae Hong Seo, Christoph Striecks
Practical Signatures from Standard Assumptions. EUROCRYPT (2013)
Nils Fleischhacker, Tibor Jager, Dominique Schröder
Unconditional Tightness Bounds for Generic Reductions: The Exact Security of Schnorr Signatures, Revisited. IACR Cryptol. ePrint Arch. 2013 (2013)
Tibor Jager, Sebastian Schinzel, Juraj Somorovsky
Bleichenbacher's Attack Strikes again: Breaking PKCS#1 v1.5 in XML Encryption. ESORICS (2012)
Dennis Hofheinz, Tibor Jager
Tightly Secure Signatures and Public-Key Encryption. IACR Cryptol. ePrint Arch. 2012 (2012)
Tibor Jager, Florian Kohlar, Sven Schäge, Jörg Schwenk
On the Security of TLS-DHE in the Standard Model. CRYPTO (2012)
Dennis Hofheinz, Tibor Jager, Edward Knapp
Waters Signatures with Optimal Security Reduction. Public Key Cryptography (2012)
Dennis Hofheinz, Tibor Jager
Tightly Secure Signatures and Public-Key Encryption. CRYPTO (2012)
Dennis Hofheinz, Tibor Jager, Eike Kiltz
Short Signatures from Weaker Assumptions. ASIACRYPT (2011)

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Publication Activity (10 Years)

Top Topics

Top Venues

Tibor Jager