Please note that LibreCat no longer supports Internet Explorer versions 8 or 9 (or earlier).
We recommend upgrading to the latest Internet Explorer, Google Chrome, or Firefox.
18 Publications
2025 | Conference Paper | LibreCat-ID: 58657 | 
Security Implications of Malicious G-Codes in 3D Printing
J. Rossel, V. Mladenov, N. Wördenweber, J. Somorovsky, in: Proceedings of the 34th USENIX Security Symposium (USENIX ’25), 2025.
LibreCat
| Files available
J. Rossel, V. Mladenov, N. Wördenweber, J. Somorovsky, in: Proceedings of the 34th USENIX Security Symposium (USENIX ’25), 2025.
2025 | Conference Paper | LibreCat-ID: 58801 |
I(ra)nconsistencies: Novel Insights into Iran’s Censorship
F. Lange, N. Niere, J. von Niessen, D. Suermann, N. Heitmann, J. Somorovsky, in: Proceedings on Privacy Enhancing Technologies, 2025.
LibreCat
| Files available
| Download (ext.)
F. Lange, N. Niere, J. von Niessen, D. Suermann, N. Heitmann, J. Somorovsky, in: Proceedings on Privacy Enhancing Technologies, 2025.
2024 | Conference Paper | LibreCat-ID: 54437
Security Analysis of BigBlueButton and eduMEET
N. Heitmann, H. Siewert, S. Moog, J. Somorovsky, in: Applied Cryptography and Network Security, Springer Nature Switzerland, Cham, 2024.
LibreCat
| DOI
| Download (ext.)
N. Heitmann, H. Siewert, S. Moog, J. Somorovsky, in: Applied Cryptography and Network Security, Springer Nature Switzerland, Cham, 2024.
2024 | Conference Paper | LibreCat-ID: 55137 |
Turning Attacks into Advantages: Evading HTTP Censorship with HTTP Request Smuggling
P. Müller, N. Niere, F. Lange, J. Somorovsky, in: Proceedings on Privacy Enhancing Technologies, Bristol, 2024.
LibreCat
| Files available
| Download (ext.)
P. Müller, N. Niere, F. Lange, J. Somorovsky, in: Proceedings on Privacy Enhancing Technologies, Bristol, 2024.
2024 | Book Chapter | LibreCat-ID: 56079
In Search of Partitioning Oracle Attacks Against TLS Session Tickets
M.M. Radoy, S.N. Hebrok, J. Somorovsky, in: Lecture Notes in Computer Science, Springer Nature Switzerland, Cham, 2024.
LibreCat
| DOI
M.M. Radoy, S.N. Hebrok, J. Somorovsky, in: Lecture Notes in Computer Science, Springer Nature Switzerland, Cham, 2024.
2024 | Conference Paper | LibreCat-ID: 57816
TLS-Attacker: A Dynamic Framework for Analyzing TLS Implementations
F. Bäumer, M. Brinkmann, N. Erinola, S.N. Hebrok, N. Heitmann, F. Lange, M. Maehren, R. Merget, N. Niere, M.M. Radoy, C. Schmidt, J. Schwenk, J. Somorovsky, in: Proceedings of Cybersecurity Artifacts Competition and Impact Award (ACSAC ’24), 2024.
LibreCat
F. Bäumer, M. Brinkmann, N. Erinola, S.N. Hebrok, N. Heitmann, F. Lange, M. Maehren, R. Merget, N. Niere, M.M. Radoy, C. Schmidt, J. Schwenk, J. Somorovsky, in: Proceedings of Cybersecurity Artifacts Competition and Impact Award (ACSAC ’24), 2024.
2023 | Conference Paper | LibreCat-ID: 49654
Poster: Circumventing the GFW with TLS Record Fragmentation
N. Niere, S.N. Hebrok, J. Somorovsky, R. Merget, in: Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security, ACM, 2023.
LibreCat
| DOI
N. Niere, S.N. Hebrok, J. Somorovsky, R. Merget, in: Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security, ACM, 2023.
2023 | Conference Paper | LibreCat-ID: 46500
Re-Envisioning Industrial Control Systems Security by Considering Human Factors as a Core Element of Defense-in-Depth
J. Pottebaum, J. Rossel, J. Somorovsky, Y. Acar, R. Fahr, P. Arias Cabarcos, E. Bodden, I. Gräßler, in: 2023 IEEE European Symposium on Security and Privacy Workshops (EuroS&PW), IEEE, 2023, pp. 379–385.
LibreCat
| Files available
| DOI
| Download (ext.)
J. Pottebaum, J. Rossel, J. Somorovsky, Y. Acar, R. Fahr, P. Arias Cabarcos, E. Bodden, I. Gräßler, in: 2023 IEEE European Symposium on Security and Privacy Workshops (EuroS&PW), IEEE, 2023, pp. 379–385.
2023 | Conference Paper | LibreCat-ID: 48012 |
Security Analysis of the 3MF Data Format
J. Rossel, V. Mladenov, J. Somorovsky, in: Proceedings of the 26th International Symposium on Research in Attacks, Intrusions and Defenses, ACM, 2023.
LibreCat
| Files available
| DOI
| Download (ext.)
J. Rossel, V. Mladenov, J. Somorovsky, in: Proceedings of the 26th International Symposium on Research in Attacks, Intrusions and Defenses, ACM, 2023.
2023 | Conference Paper | LibreCat-ID: 43060 |
We Really Need to Talk About Session Tickets: A Large-Scale Analysis of Cryptographic Dangers with TLS Session Tickets
S.N. Hebrok, S. Nachtigall, M. Maehren, N. Erinola, R. Merget, J. Somorovsky, J. Schwenk, in: 32nd USENIX Security Symposium, 2023.
LibreCat
| Download (ext.)
S.N. Hebrok, S. Nachtigall, M. Maehren, N. Erinola, R. Merget, J. Somorovsky, J. Schwenk, in: 32nd USENIX Security Symposium, 2023.
2022 | Conference Paper | LibreCat-ID: 32572
"I don' know why I check this..." - Investigating Expert Users' Strategies to Detect Email Signature Spoofing Attacks
P. Mayer, D. Poddebniak, K. Fischer, M. Brinkmann, J. Somorovsky, A. Sasse, S. Schinzel, M. Volkamer, in: Eighteenth Symposium on Usable Privacy and Security (SOUPS 2022), USENIX Association, Boston, MA, 2022, pp. 77–96.
LibreCat
P. Mayer, D. Poddebniak, K. Fischer, M. Brinkmann, J. Somorovsky, A. Sasse, S. Schinzel, M. Volkamer, in: Eighteenth Symposium on Usable Privacy and Security (SOUPS 2022), USENIX Association, Boston, MA, 2022, pp. 77–96.
2022 | Conference Paper | LibreCat-ID: 32573
TLS-Anvil: Adapting Combinatorial Testing for TLS Libraries
M. Maehren, P. Nieting, S.N. Hebrok, R. Merget, J. Somorovsky, J. Schwenk, in: 31st USENIX Security Symposium (USENIX Security 22), USENIX Association, Boston, MA, 2022.
LibreCat
M. Maehren, P. Nieting, S.N. Hebrok, R. Merget, J. Somorovsky, J. Schwenk, in: 31st USENIX Security Symposium (USENIX Security 22), USENIX Association, Boston, MA, 2022.
2022 | Conference Paper | LibreCat-ID: 54435
On the Security of Parsing Security-Relevant HTTP Headers in Modern Browsers
H. Siewert, M. Kretschmer, M. Niemietz, J. Somorovsky, in: 2022 IEEE Security and Privacy Workshops (SPW), IEEE, 2022.
LibreCat
| DOI
H. Siewert, M. Kretschmer, M. Niemietz, J. Somorovsky, in: 2022 IEEE Security and Privacy Workshops (SPW), IEEE, 2022.
2021 | Conference Paper | LibreCat-ID: 25331
ALPACA: Application Layer Protocol Confusion - Analyzing and Mitigating Cracks in TLS Authentication
M. Brinkmann, C. Dresen, R. Merget, D. Poddebniak, J. Müller, J. Somorovsky, J. Schwenk, S. Schinzel, in: 30th {USENIX} Security Symposium ({USENIX} Security 21), {USENIX} Association, 2021, pp. 4293–4310.
LibreCat
M. Brinkmann, C. Dresen, R. Merget, D. Poddebniak, J. Müller, J. Somorovsky, J. Schwenk, S. Schinzel, in: 30th {USENIX} Security Symposium ({USENIX} Security 21), {USENIX} Association, 2021, pp. 4293–4310.
2021 | Conference Paper | LibreCat-ID: 25332
Raccoon Attack: Finding and Exploiting Most-Significant-Bit-Oracles in TLS-DH(E)
R. Merget, M. Brinkmann, N. Aviram, J. Somorovsky, J. Mittmann, J. Schwenk, in: 30th {USENIX} Security Symposium ({USENIX} Security 21), {USENIX} Association, 2021, pp. 213–230.
LibreCat
R. Merget, M. Brinkmann, N. Aviram, J. Somorovsky, J. Mittmann, J. Schwenk, in: 30th {USENIX} Security Symposium ({USENIX} Security 21), {USENIX} Association, 2021, pp. 213–230.
2021 | Journal Article | LibreCat-ID: 24143
Automated Detection of Side Channels in Cryptographic Protocols: DROWN the ROBOTs!
J.P. Drees, P. Gupta, E. Hüllermeier, T. Jager, A. Konze, C. Priesterjahn, A. Ramaswamy, J. Somorovsky, 14th ACM Workshop on Artificial Intelligence and Security (2021).
LibreCat
J.P. Drees, P. Gupta, E. Hüllermeier, T. Jager, A. Konze, C. Priesterjahn, A. Ramaswamy, J. Somorovsky, 14th ACM Workshop on Artificial Intelligence and Security (2021).
2020 | Conference Paper | LibreCat-ID: 25334
Analysis of DTLS Implementations Using Protocol State Fuzzing
P. Fiterau-Brostean, B. Jonsson, R. Merget, J. de Ruiter, K. Sagonas, J. Somorovsky, in: 29th {USENIX} Security Symposium ({USENIX} Security 20), {USENIX} Association, 2020, pp. 2523–2540.
LibreCat
P. Fiterau-Brostean, B. Jonsson, R. Merget, J. de Ruiter, K. Sagonas, J. Somorovsky, in: 29th {USENIX} Security Symposium ({USENIX} Security 20), {USENIX} Association, 2020, pp. 2523–2540.
2020 | Conference Paper | LibreCat-ID: 25336
Mitigation of Attacks on Email End-to-End Encryption
J. Schwenk, M. Brinkmann, D. Poddebniak, J. Müller, J. Somorovsky, S. Schinzel, in: Proceedings of the 2020 ACM SIGSAC Conference on Computer and Communications Security, Association for Computing Machinery, New York, NY, USA, 2020, pp. 1647–1664.
LibreCat
| DOI
J. Schwenk, M. Brinkmann, D. Poddebniak, J. Müller, J. Somorovsky, S. Schinzel, in: Proceedings of the 2020 ACM SIGSAC Conference on Computer and Communications Security, Association for Computing Machinery, New York, NY, USA, 2020, pp. 1647–1664.