Hebrok, S. N., Nachtigall, S., Maehren, M., Erinola, N., Merget, R., Somorovsky, J., &; Schwenk, J. (2023). We Really Need to Talk About Session Tickets: A Large-Scale Analysis of Cryptographic Dangers with TLS Session Tickets. 32nd USENIX Security Symposium.

Rossel, J., Mladenov, V., &; Somorovsky, J. (2023). Security Analysis of the 3MF Data Format. Proceedings of the 26th International Symposium on Research in Attacks, Intrusions and Defenses. 26th International Symposium on Research in Attacks, Intrusions and Defenses, Hongkong.https://doi.org/10.1145/3607199.3607216 

Pottebaum, J., Rossel, J., Somorovsky, J., Acar, Y., Fahr, R., Arias Cabarcos, P., Bodden, E., &; Gräßler, I. (2023). Re-Envisioning Industrial Control Systems Security by Considering Human Factors as a Core Element of Defense-in-Depth. 2023 IEEE European Symposium on Security and Privacy Workshops (EuroS&;PW), 379–385.https://doi.org/10.1109/eurospw59978.2023.00048 

Niere, N., Hebrok, S. N., Somorovsky, J., &; Merget, R. (2023). Poster: Circumventing the GFW with TLS Record Fragmentation. Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security.https://doi.org/10.1145/3576915.3624372 

Mayer, P., Poddebniak, D., Fischer, K., Brinkmann, M., Somorovsky, J., Sasse, A., Schinzel, S., &; Volkamer, M. (2022). “I don’ know why I check this...” - Investigating Expert Users’ Strategies to Detect Email Signature Spoofing Attacks. Eighteenth Symposium on Usable Privacy and Security (SOUPS 2022), 77–96.

Maehren, M., Nieting, P., Hebrok, S. N., Merget, R., Somorovsky, J., &; Schwenk, J. (2022). TLS-Anvil: Adapting Combinatorial Testing for TLS Libraries. 31st USENIX Security Symposium (USENIX Security 22).

Brinkmann, M., Dresen, C., Merget, R., Poddebniak, D., Müller, J., Somorovsky, J., Schwenk, J., &; Schinzel, S. (2021). ALPACA: Application Layer Protocol Confusion - Analyzing and Mitigating Cracks in TLS Authentication. 30th USENIX Security Symposium (USENIX Security 21), 4293–4310.

Merget, R., Brinkmann, M., Aviram, N., Somorovsky, J., Mittmann, J., &; Schwenk, J. (2021). Raccoon Attack: Finding and Exploiting Most-Significant-Bit-Oracles in TLS-DH(E). 30th USENIX Security Symposium (USENIX Security 21), 213–230.

Drees, J. P., Gupta, P., Hüllermeier, E., Jager, T., Konze, A., Priesterjahn, C., Ramaswamy, A., &; Somorovsky, J. (2021). Automated Detection of Side Channels in Cryptographic Protocols: DROWN the ROBOTs! 14th ACM Workshop on Artificial Intelligence and Security.

Fiterau-Brostean, P., Jonsson, B., Merget, R., de Ruiter, J., Sagonas, K., &; Somorovsky, J. (2020). Analysis of DTLS Implementations Using Protocol State Fuzzing. 29th USENIX Security Symposium (USENIX Security 20), 2523–2540.

Schwenk, J., Brinkmann, M., Poddebniak, D., Müller, J., Somorovsky, J., &; Schinzel, S. (2020). Mitigation of Attacks on Email End-to-End Encryption. Proceedings of the 2020 ACM SIGSAC Conference on Computer and Communications Security, 1647–1664.https://doi.org/10.1145/3372297.3417878 

Müller, J., Brinkmann, M., Poddebniak, D., Böck, H., Schinzel, S., Somorovsky, J., &; Schwenk, J. (2019). “Johnny, you are fired!” -- Spoofing OpenPGP and S/MIME Signatures in Emails. In 28th USENIX Security Symposium (USENIX Security 19) (pp. 1011–1028). Santa Clara, CA: USENIX Association.

Merget, R., Somorovsky, J., Aviram, N., Young, C., Fliegenschmidt, J., Schwenk, J., &; Shavitt, Y. (2019). Scalable Scanning and Automatic Classification of TLS Padding Oracle Vulnerabilities. In 28th USENIX Security Symposium (USENIX Security 19) (pp. 1029–1046). Santa Clara, CA: USENIX Association.

Engelbertz, N., Mladenov, V., Somorovsky, J., Herring, D., Erinola, N., &; Schwenk, J. (2019). Security Analysis of XAdES Validation in the CEF Digital Signature Services (DSS). In H. Roßnagel, S. Wagner, &; D. Hühnlein (Eds.), Open Identity Summit 2019 (pp. 95–106). Gesellschaft für Informatik, Bonn.

Albrecht, M. R., Massimo, J., Paterson, K. G., &; Somorovsky, J. (2018). Prime and Prejudice: Primality Testing Under Adversarial Conditions. In Proceedings of the 2018 ACM SIGSAC Conference on Computer and Communications Security.https://doi.org/10.1145/3243734.3243787 

Poddebniak, D., Somorovsky, J., Schinzel, S., Lochter, M., &; Rosler, P. (2018). Attacking Deterministic Signature Schemes Using Fault Attacks. In 2018 IEEE European Symposium on Security and Privacy (EuroS&;P).https://doi.org/10.1109/eurosp.2018.00031 

Detering, D., Somorovsky, J., Mainka, C., Mladenov, V., &; Schwenk, J. (2018). On The (In-)Security Of JavaScript Object Signing And Encryption. In Proceedings of the 1st Reversing and Offensive-oriented Trends Symposium on - ROOTS.https://doi.org/10.1145/3150376.3150379 

Poddebniak, D., Dresen, C., Müller, J., Ising, F., Schinzel, S., Friedberger, S.,  Schwenk, J. (2018). Efail: Breaking S/MIME and OpenPGP Email Encryption using Exfiltration Channels. In 27th USENIX Security Symposium (USENIX Security 18) (pp. 549–566). Baltimore, MD: USENIX Association.

Böck, H., Somorovsky, J., &; Young, C. (2018). Return Of Bleichenbacherxtquoterights Oracle Threat (ROBOT). In 27th USENIX Security Symposium (USENIX Security 18) (pp. 817–849). Baltimore, MD: USENIX Association.

Engelbertz, N., Erinola, N., Herring, D., Somorovsky, J., Mladenov, V., &; Schwenk, J. (2018). Security Analysis of eIDAS -- The Cross-Country Authentication Scheme in Europe. In 12th USENIX Workshop on Offensive Technologies (WOOT 18). Baltimore, MD: USENIX Association.

Muller, J., Mladenov, V., Somorovsky, J., &; Schwenk, J. (2017). SoK: Exploiting Network Printers. In 2017 IEEE Symposium on Security and Privacy (SP).https://doi.org/10.1109/sp.2017.47 

Grothe, M., Niemann, T., Somorovsky, J., &; Schwenk, J. (2017). Breaking and Fixing Gridcoin. In 11th USENIX Workshop on Offensive Technologies (WOOT 17). Vancouver, BC: USENIX Association.

Somorovsky, J. (2016). Systematic Fuzzing and Testing of TLS Libraries. In Proceedings of the 2016 ACM SIGSAC Conference on Computer and Communications Security - CCS’16.https://doi.org/10.1145/2976749.2978411 

Aviram, N., Schinzel, S., Somorovsky, J., Heninger, N., Dankel, M., Steube, J.,  Shavitt, Y. (2016). DROWN: Breaking TLS Using SSL. In 25th USENIX Security Symposium (USENIX Security 16) (pp. 689–706). Austin, TX: USENIX Association.

Böck, H., Zauner, A., Devlin, S., Somorovsky, J., &; Jovanovic, P. (2016). Nonce-Disrespecting Adversaries: Practical Forgery Attacks on GCM in TLS. In 10th USENIX Workshop on Offensive Technologies (WOOT 16). Austin, TX: USENIX Association.

Altmeier, C., Mainka, C., Somorovsky, J., &; Schwenk, J. (2015). AdIDoS – Adaptive and Intelligent Fully-Automatic Detection of Denial-of-Service Weaknesses in Web Services. In Data Privacy Management, and Security Assurance - 10th International Workshop, DPM 2015, and 4th International Workshop, QASA 2015. Cham.https://doi.org/10.1007/978-3-319-29883-2_5 

Jager, T., Schwenk, J., &; Somorovsky, J. (2015). Practical Invalid Curve Attacks on TLS-ECDH. In Computer Security -- ESORICS 2015. Cham.https://doi.org/10.1007/978-3-319-24174-6_21 

Jager, T., Schwenk, J., &; Somorovsky, J. (2015). On the Security of TLS 1.3 and QUIC Against Weaknesses in PKCS .5 Encryption. In Proceedings of the 22nd ACM SIGSAC Conference on Computer and Communications Security - CCS ’15.https://doi.org/10.1145/2810103.2813657 

Niemietz, M., Somorovsky, J., Mainka, C., &; Schwenk, J. (2015). Not so Smart: On Smart TV Apps. In International Workshop on Secure Internet of Things (SIoT).https://doi.org/10.1109/siot.2015.13 

Kupser, D., Mainka, C., Schwenk, J., &; Somorovsky, J. (2015). How to Break XML Encryption -- Automatically. In 9th USENIX Workshop on Offensive Technologies (WOOT 15). Washington, D.C.: USENIX Association.

Meyer, C., Somorovsky, J., Weiss, E., Schwenk, J., Schinzel, S., &; Tews, E. (2014). Revisiting SSL/TLS Implementations: New Bleichenbacher Side Channels and Attacks. In 23rd USENIX Security Symposium (USENIX Security 14) (pp. 733–748). San Diego, CA: USENIX Association.

Falkenberg, A., Mainka, C., Somorovsky, J., &; Schwenk, J. (2013). A New Approach towards DoS Penetration Testing on Web Services. In 2013 IEEE 20th International Conference on Web Services.https://doi.org/10.1109/icws.2013.72 

Jager, T., Paterson, K. G., &; Somorovsky, J. (2013). One Bad Apple: Backwards Compatibility Attacks on State-of-the-Art Cryptography. In 20th Annual Network and Distributed System Security Symposium, NDSS 2013, San Diego, California, USA, February 24-27, 2013.

Somorovsky, J. (2013). On the insecurity of XML Security.https://doi.org/10.1515/itit-2014-1045 

Mainka, C., Mladenov, V., Somorovsky, J., &; Schwenk, J. (2013). Penetration test tool for XML-based web services. CEUR Workshop Proceedings, 965, 31–35.

Jager, T., Schinzel, S., &; Somorovsky, J. (2012). Bleichenbacher’s Attack Strikes again: Breaking PKCS .5 in XML Encryption. In Computer Security – ESORICS 2012. Berlin, Heidelberg.https://doi.org/10.1007/978-3-642-33167-1_43 

Somorovsky, J., Mayer, A., Schwenk, J., Kampmann, M., &; Jensen, M. (2012). On Breaking SAML: Be Whoever You Want to Be. In Presented as part of the 21st USENIX Security Symposium (USENIX Security 12) (pp. 397–412). Bellevue, WA: USENIX.

Somorovsky, J., &; Schwenk, J. (2012). Technical Analysis of Countermeasures against Attack on XML Encryption -- or -- Just Another Motivation for Authenticated Encryption. In 2012 IEEE Eighth World Congress on Services.https://doi.org/10.1109/services.2012.6 

Somorovsky, J., Meyer, C., Tran, T., Sbeiti, M., Schwenk, J., &; Wietfeld, C. (2012). Se: Secure Mobile Solution for Distributed Public Cloud Storages.

Somorovsky, J., Heiderich, M., Jensen, M., Schwenk, J., Gruschka, N., &; Lo Iacono, L. (2011). All your clouds are belong to us: security analysis of cloud management interfaces. In Proceedings of the 3rd ACM workshop on Cloud computing security workshop - CCSW ’11.https://doi.org/10.1145/2046660.2046664 

Jensen, M., Meyer, C., Somorovsky, J., &; Schwenk, J. (2011). On the effectiveness of XML Schema validation for countering XML Signature Wrapping attacks. In 2011 1st International Workshop on Securing Services on the Cloud (IWSSC).https://doi.org/10.1109/iwsscloud.2011.6049019 

Jager, T., &; Somorovsky, J. (2011). How to break XML encryption. In Proceedings of the 18th ACM conference on Computer and communications security - CCS ’11.https://doi.org/10.1145/2046707.2046756 

Meyer, C., Somorovsky, J., Driessen, B., Schwenk, J., Tran, T., &; Wietfeld, C. (2011). Se: Ein mobiles Nutzer-kontrolliertes Sicherheitskonzept für Cloud-Storage.

Somorovsky, J., Jensen, M., &; Schwenk, J. (2010). Streaming-Based Verification of XML Signatures in SOAP Messages. In 2010 6th World Congress on Services.https://doi.org/10.1109/services.2010.57