Downgrading DNSSEC: How to Exploit Crypto Agility for Hijacking Signed Zones
Elias Heftrig and Haya Schulmann and Michael Waidner
32nd USENIX Security Symposium (USENIX Security 23), p.7429–7444
[Conference Proceedings]

Keep Your Friends Close, but Your Routeservers Closer: Insights into RPKI Validation in the Internet
Tomas Hlavacek and Haya Schulmann and Niklas Vogel and Michael Waidner
32nd USENIX Security Symposium (USENIX Security 23), p.4841–4858
[Conference Proceedings]

Poster: Off-Path DNSSEC Downgrade Attacks
Elias Heftrig and Haya Schulmann and Michael Waidner
Proceedings of the ACM SIGCOMM 2023 Conference, p.1120–1122
[Conference Proceedings]

Poster: LeMon: Global Route Leak Monitoring Service
Haya Schulmann and Shujie Zhao
Proceedings of the ACM SIGCOMM 2023 Conference, p.1111–1113
[Conference Proceedings]

Beyond Limits: How to Disable Validators in Secure Networks
Tomas Hlavacek and Philipp Jeitner and Donika Mirdita and Haya Schulmann and Michael Waidner
Proceedings of the ACM SIGCOMM 2023 Conference, p.950–966
[Conference Proceedings]

Poster: Longitudinal Analysis of DoS Attacks
Fabian Kaiser and Haya Schulmann and Michael Waidner
Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security, p.3573–3575
[Conference Proceedings]

Revocation Speedrun: How the WebPKI Copes with Fraudulent Certificates
Jens Frieß and Haya Schulmann and Michael Waidner
Proceedings of the ACM on Networking (PACMNET), Vol.1, p.26:1–26:20
[Journal Article]

Aktive Cyberabwehr
Haya Schulmann and Michael Waidner
Datenschutz und Datensicherheit, Vol.47, p.497–502
[Journal Article]