Publications

We Built This Circuit: Exploring Threat Vectors in Circuit Establishment in Tor

2021 - Theodor Schnitzler, Christina Pöpper, Markus Dürmuth, Katharina Kohls

IEEE European Symposium on Security and Privacy (EuroS&P '21). Virtual Conference, September 6-10, 2021 [Paper]

Call Me Maybe: Eavesdropping Encrypted LTE Calls With ReVoLTE

2020 - David Rupprecht, Katharina Kohls, Thorsten Holz, Christina Pöpper

USENIX Security Symposium, Boston, MA, USA, August 2020 [Website] [PDF]

“You still use the password after all” – Exploring FIDO2 Security Keys in a Small Company

2020 - Florian Farke, Lennart Lorenz, Theodor Schnitzler, Philipp Markert, Markus Dürmuth

Symposium on Usable Privacy and Security (SOUPS '20). Virtual Conference, August 7-11, 2020 [Video] [PDF] [Slides]

IMP4GT: IMPersonation Attacks in 4G NeTworks

2020 - David Rupprecht, Katharina Kohls, Thorsten Holz, Christina Pöpper

Network and Distributed System Security Symposium (NDSS), San Diego, California, USA, February 2020 [PDF]

Towards Contractual Agreements for Revocation of Online Data

2019 - Theodor Schnitzler, Markus Dürmuth, Christina Pöpper

IFIP International Conference on ICT Systems Security and Privacy Protection (IFIP SEC '19), Lisbon, Portugal, June 25-27, 2019 [PDF]

Breaking LTE on Layer Two

2019 - David Rupprecht, Katharina Kohls, Thorsten Holz, Christina Pöpper

IEEE Symposium on Security & Privacy (Oakland), May 2019 [Website] [PDF]

POSTER: Application-Layer Routing Attacks on Tor

2019 - Katharina Kohls, Christina Pöpper

IEEE Symposium on Security & Privacy (Oakland), May 2019 [Proposal] [Poster]

Lost Traffic Encryption: Fingerprinting LTE/4G Traffic on Layer Two

2019 - Katharina Kohls, David Rupprecht, Thorsten Holz, Christina Pöpper

Conference on Security and Privacy in Wireless and Mobile Networks (WiSec ’19), May 15–17, 2019, Miami, FL, USA, ACM [PDF]

LTE Security Disabled — Misconfiguration in Commercial Networks

2019 - Merlin Chlosta, David Rupprecht, Thorsten Holz, Christina Pöpper

Conference on Security and Privacy in Wireless and Mobile Networks (WiSec ’19), May 15–17, 2019, Miami, FL, USA, ACM [PDF]

Adversarial Attacks Against Automatic Speech Recognition Systems via Psychoacoustic Hiding

2019 - Lea Schönherr, Katharina Kohls, Steffen Zeiler, Thorsten Holz, Do­ro­thea Kolossa

Network and Distributed System Security Symposium (NDSS 2019), San Diego, California, USA, February 2019 [Demo] [PDF]
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