Dr.-Ing. Jan Wichelmann
 
                
            
    
        Wissenschaftlicher Mitarbeiter
        Ratzeburger Allee 160
        
        23562 Lübeck
        Gebäude 64, 1. OG,
         Raum 105
    
| Email: | j.wichelmann(at)uni-luebeck.de | 
| Phone: | +49 451 3101 6606 | 
| Fax: | +49 451 3101 6604 | 
Publications
2025
        
    
    
    
    
        
        
        
            
            
                    Anna
                    Pätschke,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
Zebrafix: Mitigating Memory-Centric Side-Channel Leakage via Interleaving, in 28th International Symposium on Research in Attacks, Intrusions and Defenses (RAID 2025) , IEEE, 2025.
Zebrafix: Mitigating Memory-Centric Side-Channel Leakage via Interleaving, in 28th International Symposium on Research in Attacks, Intrusions and Defenses (RAID 2025) , IEEE, 2025.
| File: | 2502.09139 | 
2024
        
    
    
    
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Anja
                    Rabich,
                
        
    
        
        
        
            
            
                    Anna
                    Pätschke, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
Obelix: Mitigating Side-Channels Through Dynamic Obfuscation, in 2024 IEEE Symposium on Security and Privacy (S&P) , San Francisco, CA, USA: IEEE, May2024. pp. 4182-4199.
Obelix: Mitigating Side-Channels Through Dynamic Obfuscation, in 2024 IEEE Symposium on Security and Privacy (S&P) , San Francisco, CA, USA: IEEE, May2024. pp. 4182-4199.
| DOI: | 10.1109/SP54263.2024.00261 | 
| Weblink: | https://doi.ieeecomputersociety.org/10.1109/SP54263.2024.00261 | 
        
    
    
    
        
        
        
            
            
                    Luca
                    Wilke,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Anja
                    Rabich, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
SEV-Step: A Single-Stepping Framework for AMD-SEV, in IACR Transactions on Cryptographic Hardware and Embedded Systems (TCHES) , 2024. pp. 180-206.
SEV-Step: A Single-Stepping Framework for AMD-SEV, in IACR Transactions on Cryptographic Hardware and Embedded Systems (TCHES) , 2024. pp. 180-206.
| DOI: | 10.46586/tches.v2024.i1.180-206 | 
| File: | 10792 | 
2023
        
    
    
    
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Anna
                    Pätschke,
                
        
    
        
        
        
            
            
                    Luca
                    Wilke, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
Cipherfix: Mitigating Ciphertext Side-Channel Attacks in Software, in 32nd USENIX Security Symposium, USENIX Security 2023, Anaheim, CA, USA, August 9-11, 2023 , Joseph A. Calandrino and Carmela Troncoso, Eds. USENIX Association, 2023. pp. 6789-6806.
Cipherfix: Mitigating Ciphertext Side-Channel Attacks in Software, in 32nd USENIX Security Symposium, USENIX Security 2023, Anaheim, CA, USA, August 9-11, 2023 , Joseph A. Calandrino and Carmela Troncoso, Eds. USENIX Association, 2023. pp. 6789-6806.
| DOI: | 10.48550/arXiv.2210.13124 | 
| File: | wichelmann | 
        
    
    
    
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Christopher
                    Peredy,
                
        
    
        
        
        
            
            
                    Florian
                    Sieck,
                
        
    
        
        
        
            
            
                    Anna
                    Pätschke, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
MAMBO-V: Dynamic Side-Channel Leakage Analysis on RISC-V, in Detection of Intrusions and Malware, and Vulnerability Assessment (DIMVA) - 20th International Conference , Daniel Gruss and Federico Maggi and Mathias Fischer and Michele Carminati, Eds. Springer, 2023. pp. 3-23.
MAMBO-V: Dynamic Side-Channel Leakage Analysis on RISC-V, in Detection of Intrusions and Malware, and Vulnerability Assessment (DIMVA) - 20th International Conference , Daniel Gruss and Federico Maggi and Mathias Fischer and Michele Carminati, Eds. Springer, 2023. pp. 3-23.
| DOI: | 10.1007/978-3-031-35504-2_1 | 
| Weblink: | https://arxiv.org/abs/2305.00584 | 
2022
        
    
    
    
    
        
        
        
            
            
                    Mengyuan
                    Li,
                
        
    
        
        
        
            
            
                    Luca
                    Wilke,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
        
        
        
            
            
                    Radu
                    Teodorescu, and
                
        
    
        
        
        
            
            
                    Yinqian
                    Zhang,
                
        
    
A Systematic Look at Ciphertext Side Channels on AMD SEV-SNP, in 2022 IEEE Symposium on Security and Privacy (SP) , San Francisco, CA, USA: IEEE, May2022. pp. 337-351.
A Systematic Look at Ciphertext Side Channels on AMD SEV-SNP, in 2022 IEEE Symposium on Security and Privacy (SP) , San Francisco, CA, USA: IEEE, May2022. pp. 337-351.
| DOI: | 10.1109/SP46214.2022.9833768 | 
| Weblink: | https://doi.ieeecomputersociety.org/10.1109/SP46214.2022.9833768 | 
        
    
    
    
    
        
        
        
            
            
                    Sebastian
                    Berndt,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Claudius
                    Pott,
                
        
    
        
        
        
            
            
                    Tim-Henrik
                    Traving, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
ASAP: Algorithm Substitution Attacks on Cryptographic Protocols, in Proceedings of the 2022 ACM Asia Conference on Computer and Communications Security , ACM, 2022. pp. 712-726.
ASAP: Algorithm Substitution Attacks on Cryptographic Protocols, in Proceedings of the 2022 ACM Asia Conference on Computer and Communications Security , ACM, 2022. pp. 712-726.
| DOI: | 10.1145/3488932.3517387 | 
| ISBN: | 9781450391405 | 
| File: | 3488932.3517387 | 
        
    
    
    
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Florian
                    Sieck,
                
        
    
        
        
        
            
            
                    Anna
                    Pätschke, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
Microwalk-CI: Practical Side-Channel Analysis for JavaScript Applications, in Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, CCS 2022, Los Angeles, CA, USA, November 7-11, 2022 , Heng Yin and Angelos Stavrou and Cas Cremers and Elaine Shi, Eds. ACM, 2022. pp. 2915-2929.
Microwalk-CI: Practical Side-Channel Analysis for JavaScript Applications, in Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, CCS 2022, Los Angeles, CA, USA, November 7-11, 2022 , Heng Yin and Angelos Stavrou and Cas Cremers and Elaine Shi, Eds. ACM, 2022. pp. 2915-2929.
| DOI: | 10.1145/3548606.3560654 | 
| File: | 3548606.3560654 | 
2021
        
    
    
    
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Sebastian
                    Berndt,
                
        
    
        
        
        
            
            
                    Claudius
                    Pott, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
Help, My Signal has Bad Device! - Breaking the Signal Messenger's Post-Compromise Security Through a Malicious Device, in Detection of Intrusions and Malware, and Vulnerability Assessment - 18th International Conference, DIMVA 2021, Virtual Event, July 14-16, 2021, Proceedings , Leyla Bilge and Lorenzo Cavallaro and Giancarlo Pellegrino and Nuno Neves, Eds. Springer, 2021. pp. 88-105.
Help, My Signal has Bad Device! - Breaking the Signal Messenger's Post-Compromise Security Through a Malicious Device, in Detection of Intrusions and Malware, and Vulnerability Assessment - 18th International Conference, DIMVA 2021, Virtual Event, July 14-16, 2021, Proceedings , Leyla Bilge and Lorenzo Cavallaro and Giancarlo Pellegrino and Nuno Neves, Eds. Springer, 2021. pp. 88-105.
| DOI: | 10.1007/978-3-030-80825-9_5 | 
| File: | 978-3-030-80825-9_5 | 
        
    
    
    
    
        
        
        
            
            
                    Luca
                    Wilke,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Florian
                    Sieck, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
undeSErVed trust: Exploiting Permutation-Agnostic Remote Attestation, in 2021 IEEE Security and Privacy Workshops (SPW) , 2021. pp. 456-466.
undeSErVed trust: Exploiting Permutation-Agnostic Remote Attestation, in 2021 IEEE Security and Privacy Workshops (SPW) , 2021. pp. 456-466.
| DOI: | 10.1109/SPW53761.2021.00064 | 
| Weblink: | https://doi.ieeecomputersociety.org/10.1109/SPW53761.2021.00064 | 
| File: | 
        
    
    
    
    
        
        
        
            
            
                    Florian
                    Sieck,
                
        
    
        
        
        
            
            
                    Sebastian
                    Berndt,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
Util: : Lookup: Exploiting Key Decoding in Cryptographic Libraries, in CCS '21: 2021 ACM SIGSAC Conference on Computer and Communications Security , Yongdae Kim and Jong Kim and Giovanni Vigna and Elaine Shi, Eds. ACM, 2021. pp. 2456-2473.
Util: : Lookup: Exploiting Key Decoding in Cryptographic Libraries, in CCS '21: 2021 ACM SIGSAC Conference on Computer and Communications Security , Yongdae Kim and Jong Kim and Giovanni Vigna and Elaine Shi, Eds. ACM, 2021. pp. 2456-2473.
| DOI: | 10.1145/3460120.3484783 | 
| File: | 3460120.3484783 | 
2020
        
    
    
    
    
        
        
        
            
            
                    Luca
                    Wilke,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Mathias
                    Morbitzer, and
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth,
                
        
    
SEVurity: No Security Without Integrity - Breaking Integrity-Free Memory Encryption with Minimal Assumptions, in 2020 IEEE Symposium on Security and Privacy (SP) , Los Alamitos, CA, USA: IEEE Computer Society, May2020. pp. 1431-1444.
SEVurity: No Security Without Integrity - Breaking Integrity-Free Memory Encryption with Minimal Assumptions, in 2020 IEEE Symposium on Security and Privacy (SP) , Los Alamitos, CA, USA: IEEE Computer Society, May2020. pp. 1431-1444.
| DOI: | 10.1109/SP40000.2020.00080 | 
| Weblink: | https://uzl-its.github.io/SEVurity/ | 
| Weblink: | https://doi.ieeecomputersociety.org/10.1109/SP40000.2020.00080 | 
2018
        
    
    
    
        
        
        
            
            
                    Ahmad
                    Moghimi,
                
        
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth, and
                
        
    
        
        
        
            
            
                    Berk
                    Sunar,
                
        
    
MemJam: A False Dependency Attack Against Constant-Time Crypto Implementations, International Journal of Parallel Programming , Nov. 2018.
MemJam: A False Dependency Attack Against Constant-Time Crypto Implementations, International Journal of Parallel Programming , Nov. 2018.
| File: | s10766-018-0611-9 | 
        
    
    
    
    
        
        
        
            
            
                    Jan
                    Wichelmann,
                
        
    
        
        
        
            
            
                    Ahmad
                    Moghimi,
                
        
    
        
        
        
            
            
                    Thomas
                    Eisenbarth, and
                
        
    
        
        
        
            
            
                    Berk
                    Sunar,
                
        
    
MicroWalk: A Framework for Finding Side Channels in Binaries, in Proceedings of the 34th Annual Computer Security Applications Conference , New York, NY, USA: ACM, 2018. pp. 161--173.
MicroWalk: A Framework for Finding Side Channels in Binaries, in Proceedings of the 34th Annual Computer Security Applications Conference , New York, NY, USA: ACM, 2018. pp. 161--173.
| DOI: | 10.1145/3274694.3274741 | 
| File: | 3274694.3274741 | 

- Staff
- Thomas Eisenbarth
- Esfandiar Mohammadi
- Sebastian Berndt
- Paula Arnold
- Joseph Bienhüls
- Jeremy Boy
- Till Eifert
- Mohamed ElGhamrawy
- Tim Gellersen
- Jonah Heller
- Kristoffer Hempel
- Eike Hoffmann
- Timothy Imort
- Moritz Kirschte
- Niklas Klinger
- Marven Kummerfeldt
- Johannes Liebenow
- Nils Loose
- Felix Mächtle
- Felix Maurer
- Sebastian Meiser
- Akhil Narahari
- Anna Pätschke
- Pajam Pauls
- Thorsten Peinemann
- Christopher Peredy
- Marcel Pflaeging
- Tammo Polle
- Claudius Pott
- Anja Rabich
- Jonas Sander
- Ines Schiebahn
- Yara Schütt
- Jan-Niclas Serr
- Florian Sieck
- Annika Strang
- Thore Tiemann
- Alexander Treff
- Jan Wichelmann
 
