General Data Protection Runtime: Enforcing Transparent GDPR Compliance for Existing Applications
David Klein, Benny Rolle, Thomas Barber, Manuel Karl, Martin Johns
To appear at the 30th ACM Conference on Computer and Communications Security (CCS), 2023 [BIB]
Network Responses to Russia’s Invasion of Ukraine in 2022: A Cautionary Tale for Internet Freedom
Reethika Ramesh, Ram Sundara Raman, Apurva Virkud, Alexandra Dirksen, Armin Huremagic, David Fifield Dirk Rodenburg, Rod Hynes, Doug Madory, Roya Ensafi
USENIX Security Symposium, 2023
The OK is Not Enough: Large Scale Study of Consent Dialogs in Smartphone Applications
Simon Koch, Benjamin Altpeter, Martin Johns
USENIX Security Symposium, 2023
FUZZILLI: Fuzzing for JavaScript JIT Compiler Vulnerabilities
Samuel Groß, Simon Koch, Lukas Bernhard, Thorsten Holz, Martin Johns
Network and Distributed System Security (NDSS) Symposium, 2023
Accept All Exploits: Exploring the Security Impact of Cookie Banners
David Klein*, Marius Musch*, Thomas Barber, Moritz Kopmann, and Martin Johns
Proc. of the 37th Annual Computer Security Applications Conference (ACSAC), 2022 [BIB]
No Keys to the Kingdom Required: A Comprehensive Investigation of Missing Authentication Vulnerabilities in the Wild
Manuel Karl*, Marius Musch*, Guoli Ma, Martin Johns, and Sebastian Lekies
Proc. of the 22nd ACM Internet Measurement Conference (IMC), 2022
Keeping Privacy Labels Honest: Developer conformity to self declared data collection via Apple Privacy Labels
Simon Koch, Malte Wessels, Benjamin Altpeter, Madita Olvermann, and Martin Johns
Proc. of the 22nd Privacy Enhancing Technologies Symposium (PETS), 2022
Hand Sanitizers in the Wild: A Large-scale Study of Custom JavaScript Sanitizer Functions
David Klein, Thomas Barber, Souphiane Bensalim, Ben Stock, and Martin Johns
Proc. of the IEEE European Symposium on Security and Privacy (Euro S&P 2022) [BIB]
Server-Side Browsers: Exploring the Web’s Hidden Attack Surface
Marius Musch, Robin Kirchner, Max Boll, and Martin Johns
Proc. of the 17th ACM Asia Conference on Computer and Communications Security (ASIA CCS), 2022
U Can’t Debug This: Detecting JavaScript Anti-Debugging Techniques in the Wild
Marius Musch and Martin Johns
Proc. of the 30th USENIX Security Symposium, 2021
LogPicker: Strengthening Certificate Transparency Against Covert Adversaries
Alexandra Dirksen, David Klein, Robert Michael, Tilman Stehr, Konrad Rieck and Martin Johns.
Proceedings on Privacy Enhancing Technologies (PETS'21) [BIB]
Talking About My Generation: Targeted DOM-based XSS Exploit Generation using Dynamic Data Flow Analysis
Souphiane Bensalim, David Klein, Thomas Barber, Martin Johns
Proceedings of the 14th European Workshop on Systems Security (EuroSec '21) [BIB]
Who’s Hosting the Block Party? Studying Third-Party Blockage of CSP and SRI
Marius Steffens, Marius Musch, Martin Johns, and Ben Stock
Network and Distributed System Security Symposium (NDSS), 2021
Towards Enabling Secure Web-based Cloud Services using Client-side Encryption
Martin Johns, Alexandra Dirksen
Proceedings of ACM Workshop on Cloud Computing Security (CCSW’20) [BIB]
Adversarial Preprocessing: Understanding and Preventing Image-Scaling Attacks in Machine Learning
Erwin Quiring, David Klein, Daniel Arp, Martin Johns and Konrad Rieck
Proc. of the 29th USENIX Security Symposium, August 2020 [BIB]
Raccoon: Automated Verification of Guarded Race Conditions in Web Applications
Simon Koch, Tim Sauer, Martin Johns, Giancarlo Pellegrino
Proc. of the 35th ACM/SIGAPP Symposium on Applied Computing (SAC), 2020
Hybrid Taint Analysis for Java EE
Florian D. Loch, Martin Johns, Martin Hecker, Martin Mohr, Gregor Snelting
Proc. of the 35th ACM/SIGAPP Symposium on Applied Computing (SAC), 2020
Thieves in the Browser: Web-based Cryptojacking in the Wild *Best Paper Award Runner-up*
Marius Musch, Christian Wressnegger, Martin Johns, and Konrad Rieck
Proc. of 14th Int. Conference on Availability, Reliability and Security (ARES), 2019
ScriptProtect: Mitigating Unsafe Third-Party JavaScript Practices
Marius Musch, Marius Steffens, Sebastian Roth, Ben Stock, and Martin Johns
Proc. of 14th ACM Asia Conference on Computer and Communications Security (ASIACCS), 2019
New Kid on the Web: A Study on the Prevalence of WebAssembly in the Wild *Best Paper Award Runner-up*
Marius Musch, Christian Wressnegger, Martin Johns, and Konrad Rieck
Proc. of 16th Conference on Detection of Intrusions and Malware & Vulnerability Assessment (DIMVA), 2019
Don’t Trust The Locals: Investigating the Prevalence of Persistent Client-Side Cross-Site Scripting in the Wild
Marius Steffens, Christian Rossow, Martin Johns, Ben Stock
Proc. of 26th Network and Distributed System Security Symposium (NDSS'19), February 2019
Towards an Automatic Generation of Low-Interaction Web Application Honeypots
Marius Musch, Martin Härterich, and Martin Johns
Proc. of 13th Int. Conference on Availability, Reliability and Security (ARES), 2018.
Web-based Cryptojacking in the Wild
Marius Musch, Christian Wressnegger, Martin Johns, and Konrad Rieck
Technical report, arXiv:1808.09474, 2018.