Research Focus

Anomaly Detection and Distributed Systems Security
Steganography / Network Covert Channels
Active Wardens / Traffic Normalization
IoT/CPS Security, especially Smart Buildings

Website

https://www.wendzel.de (English)

Funktionen

Wissenschaftl. Leiter Zentrum für Technologie und Transfer (ZTT)
Beauftragter des Fachbereichs für Forschung und Transfer
Mitglied Fachbereichsrat
Vertreter des Fachbereichs im Bibliotheksbeirat
Mitglied der Forschungsgruppe Cybersecurity (CSRG); Leiter Forschungsteam Netzwerksicherheit (NSRG)
ehem. Mitglied Prüfungsausschuss (2017-2021)

Publications

A Case Study on the Detection of Hash-Chain-based Covert Channels Using Heuristics and Machine Learning
Schymiczek, Jeff; Schmidbauer, Tobias; Wendzel, Steffen
Proceedings of the 19th International Conference on Availability, Reliability and Security. New York: ACM 2024 S. 1 - 10
A Comprehensive Pattern-based Overview of Stegomalware
Strachanski, Fabian; Petrov, Denis; Schmidbauer, Tobias et al.
Proceedings of the 19th International Conference on Availability, Reliability and Security. New York: ACM 2024 S. 1 - 10
Attribution von verdeckten (Informations-)Kanälen im Bereich kritischer Infrastrukturen und Potentiale für Prävention und Reaktion (ATTRIBUT)
Dittmann, Jana; Krätzer, Christian; Kiltz, Stefan et al.
Steffen Wendzel et al. (Hrsg). GI Sicherheit 2024. Bonn. 2024 S. 265 - 268 (LNI P-345)
DYST (Did You See That?): An Amplified Covert Channel That Points To Previously Seen Data
Wendzel, Steffen; Schmidbauer, Tobias; Zillien, Sebastian et al.
Transactions on Dependable and Secure Computing. Bd. 0. IEEE 2024 S. 1 - 18
Editorial: Fighting Cybersecurity Risks from a Multidisciplinary Perspective
Wendzel, Steffen; Mileva, Aleksandra; Franqueira, Virginia N. L. et al.
Journal of Universal Computer Science (JUCS). Bd. 30. H. 9. Klagenfurt: Pensoft Publishers 2024 S. 1137 - 1139
Look What’s There! Utilizing the Internet’s Existing Data for Censorship Circumvention with OPPRESSION
Zillien, Sebastian; Schmidbauer, Tobias; Kubek, Mario et al.
Proc. 19th ACM ASIA Conference on Computer and Communications Security (ACM ASIACCS 2024). New York: ACM 2024 S. 1 - 16
Robust and Homomorphic Covert Channels in Streams of Numeric Data
Keller, Jörg; Heßeling, Carina; Wendzel, Steffen
Proceedings of the 19th International Conference on Availability, Reliability and Security. New York: ACM 2024 S. 1 - 10
Sicherheit 2024: Beiträge der 12. Jahrestagung des Fachbereichs Sicherheit der Gesellschaft für Informatik e.V. (GI)
Wendzel, Steffen; Wressnegger, Christian; Hartmann, Laura et al.
Bonn. 2024 306 S. (LNI P-345)
Avoiding Research Tribal Wars Using Taxonomies
Wendzel, Steffen; Caviglione, Luca; Mazurczyk, Wojciech
Computer. Bd. 56. H. 1. Institute of Electrical and Electronics Engineers (IEEE) 2023 S. 93 - 96 10008941
Power Consumption Analysis as a Detection Indicator for Cyberattacks on Smart Home Devices
Schorr, Victoria; Kamenev, Nikolai; Bleistein, Thomas et al.
Energy Informatics. Bern: Springer 2023 S. 224 - 239
Proceedings of the 2023 European Interdisciplinary Cybersecurity Conference: Stavanger, Norway
Mileva, Aleksandra; Wendzel, Steffen; Franqueira, Virginia
EICC. New York: ACM 2023
Uncertainty-aware spot rejection rate as quality metric for proton therapy using a digital tracking calorimeter
Schilling, Alexander; Aehle, Max; Alme, Johan et al.
Physics in Medicine & Biology. Bd. 68. H. 19. IOP Publishing 2023 194001
Weaknesses of popular and recent covert channel detection methods and a remedy
Zillien, Sebastian; Wendzel, Steffen
IEEE Transactions on Dependable and Secure Computing. Bd. 20. H. 6. Institute of Electrical and Electronics Engineers (IEEE) 2023 S. 5156 - 5157
Why People Replace their Aging Smart Devices: A Push–Pull–Mooring Perspective
Lenz, Julia; Bozakov, Zdravko; Wendzel, Steffen et al.
Computers & Security. Bd. 130. Elsevier B.V. 2023 103258
A Generic Taxonomy for Steganography Methods
Wendzel, Steffen; Caviglione, Luca; Mazurczyk, Wojciech et al.
New York: Institute of Electrical and Electronics Engineers (IEEE) 2022 (TechRxiv)
Analysis of Reversible Network Covert Channels
Szary, Przemyslaw; Mazurczyk, Wojciech; Wendzel, Steffen et al.
IEEE Access. Bd. 10. Institute of Electrical and Electronics Engineers (IEEE) 2022 S. 41226 - 41238
Anomaly Detection for Industrial Control Systems Through Totally Integrated Automation Portal Project History
Hartmann, Laura; Wendzel, Steffen
Journal of Wireless Mobile Networks, Ubiquitous Computing, and Dependable Applications (JoWUA). Bd. 13. H. 3. Innovative Information Science & Technology Research Group (ISYOU) 2022 S. 4 - 24
Challenging Channels: Encrypted Covert Channels within Challenge-Response Authentication
Schmidbauer, Tobias; Keller, Jörg; Wendzel, Steffen
Proceedings of the 17th International Conference on Availability, Reliability and Security. New York: ACM 2022 S. 1 - 10 50:1-10
Detection Of Computational Intensive Reversible Covert Channels Based On Packet Runtime
Schmidbauer, Tobias; Wendzel, Steffen
Journal of Wireless Mobile Networks, Ubiquitous Computing, and Dependable Applications (JoWUA). Bd. 13. H. 1. 2022 S. 137 - 166
Did You See That? A Covert Channel Exploiting Recent Legitimate Traffic
Wendzel, Steffen; Schmidbauer, Tobias; Zillien, Sebastian et al.
Cornell University: arXiv 2022 2212.11850
Emerging topics in defending networked systems
Wendzel, Steffen; Mazurczyk, Wojciech; Caviglione, Luca et al.
Future Generation Computer Systems. Bd. 128. Elsevier B.V. 2022 S. 317 - 319
Guest editorial: Information security methodology and replication studies
Wendzel, Steffen; Caviglione, Luca; Mileva, Aleksandra et al.
it - Information Technology. Bd. 64. H. 1-2. Walter de Gruyter GmbH 2022 S. 1 - 3
Information Hiding in the DICOM Message Service and Upper Layer Service with Entropy-Based Detection
Mileva, Aleksandra; Velinov, Aleksandar; Dimitrova, Vesna et al.
Entropy. Bd. 24. H. 2. MDPI 2022 S. 1 - 23 176
Security and Privacy Issues of Home Globalization
Caviglione, Luca; Wendzel, Steffen; Vrhovec, Simon et al.
IEEE Security & Privacy. Bd. 20. H. 1. Institute of Electrical and Electronics Engineers (IEEE) 2022 S. 10 - 11
Short Paper: Untersuchung des Gender-gaps bei Cybersecurity-Publikationen
Mayer, Nico; Wendzel, Steffen; Keller, Jörg
Wressnegger, Christian u. a. (Hrsg). Sicherheit 2022 : Sicherheit, Schutz und Zuverlässigkeit : Konferenzband der 11. Jahrestagung des Fachbereichs Sicherheit der Gesellschaft für Informatik e.V. (GI) : 5.-8. April 2022 in Karlsruhe. Bonn: Gesellschaft für Informatik e. V. 2022 S. 173 - 182 (GI-Edition. Proceedings ; 323)
SoK: A Survey Of Indirect Network-level Covert Channels
Schmidbauer, Tobias; Wendzel, Steffen
Proceedings of the 2022 ACM on Asia Conference on Computer and Communications Security (AsiaCCS). New York: ACM 2022 S. 546 - 560
Steganography Hiding Patterns: A Brief Review
Wendzel, Steffen; Caviglione, Luca; Fechner, Bernhard
EICC 2022: Proccedings of the European Interdisciplinary Cybersecurity Conference. New York: ACM 2022 S. 107 - 108
Towards Passive Identification of Aged Android Devices in the Home Network
Bub, Daniel; Hartmann, Laura; Bozakov, Zdravko et al.
EICC 2022: Proccedings of the European Interdisciplinary Cybersecurity Conference. Barcelona, Spain: ACM 2022 S. 17 - 20
A Revised Taxonomy of Steganography Embedding Patterns
Wendzel, Steffen; Caviglione, Luca; Mazurczyk, Wojciech et al.
ARES 2021: The 16th International Conference on Availability, Reliability and Security. New York: ACM 2021 S. 1 - 12
Adaptive Warden Strategy for Countering Network Covert Storage Channels
Chourib, Mehdi; Wendzel, Steffen; Mazurczyk, Wojciech
2021 IEEE 46th Conference on Local Computer Networks (LCN). NY: IEEE 2021 S. 148 - 153
Comprehensive analysis of MQTT 5.0 susceptibility to network covert channels
Mileva, Aleksandra; Velinov, Aleksandar; Hartmann, Laura et al.
Computers & Security. Bd. 104. Elsevier BV 2021 S. 102207
Crème de la Crème: Lessons from Papers in Security Publications
Vrhovec, Simon; Caviglione, Luca; Wendzel, Steffen
ARES 2021: The 16th International Conference on Availability, Reliability and Security. New York: ACM 2021 S. 1 - 9
Detection of Anomalous Values within TIA Project Data History for Industrial Control Systems
Hartmann, Laura; Wendzel, Steffen
Proceedings of the European Interdisciplinary Cybersecurity Conference - Doctoral Symposium. New York: ACM 2021 S. 1 - 6
How Feasible are Steganographic and Stealth Attacks on TIA Project Metadata of ICS: A Case Study with Real-world Data
Hartmann, Laura; Wendzel, Steffen
Kulyk, Oksana u. a. (Hrsg). EICC: European Interdisciplinary Cybersecurity Conference. New York: ACM 2021 S. 83 - 84
Hunting Shadows: Towards Packet Runtime-based Detection Of Computational Intensive Reversible Covert Channels
Schmidbauer, Tobias; Wendzel, Steffen
ARES 2021: The 16th International Conference on Availability, Reliability and Security. New York: ACM 2021 S. 1 - 15
Investigating particle track topology for range telescopes in particle radiography using convolutional neural networks
Pettersen, Helge Egil Seime; Aehle, Max; Alme, Johan et al.
Acta Oncologica. Bd. 60. H. 11. Taylor & Francis 2021 S. 1413 - 1418
IT-Sicherheit für TCP/IP- und IoT-Netzwerke
Wendzel, Steffen
2. Aufl. Wiesbaden: Springer Fachmedien Wiesbaden 2021
Multidisciplinary solutions to modern cybersecurity challenges
Caviglione, Luca; Wendzel, Steffen; Mileva, Aleksandra et al.
Journal of Wireless Mobile Networks, Ubiquitous Computing, and Dependable Applications (JoWUA). Bd. 12. H. 4. 2021 S. 1 - 3
Reconnection-based Covert Channels in Wireless Networks
Zillien, Sebastian; Wendzel, Steffen
Jøsang A. ; Futcher L. ; Hagen J. (Hrsg). ICT Systems Security and Privacy Protection : 36th IFIP TC 11 International Conference, SEC 2021, Oslo, Norway, June 22–24, 2021, Proceedings. Cham: Springer International Publishing 2021 S. 118 - 133 (IFIP Advances in Information and Communication Technology, 1868-4238 ; 625)
Reset- and Reconnection-based Covert Channels in CoAP
Hartmann, Laura; Zillien, Sebastian; Wendzel, Steffen
Kulyk, Oksana u. a. (Hrsg). EICC: European Interdisciplinary Cybersecurity Conference. New York: ACM 2021 S. 66 - 71
Reversible and Plausibly Deniable Covert Channels in One-Time Passwords Based on Hash Chains
Keller, Jörg; Wendzel, Steffen
Applied Sciences. Bd. 11. H. 2. Basel, Schweiz: MDPI 2021 S. 731 - 742
Risks and Opportunities for Information Hiding in DICOM Standard
Mileva, Aleksandra; Caviglione, Luca; Velinov, Aleksander et al.
ARES 2021: The 16th International Conference on Availability, Reliability and Security. New York: ACM 2021 S. 1 - 8
Anomaly Detection in ICS based on Data-history Analysis
Hartmann, Laura; Wendzel, Steffen
Proceedings of the European Interdisciplinary Cybersecurity Conference. New York City: ACM 2020 S. 1 - 2
Covert Channels in One-Time Passwords Based on Hash Chains
Keller, Jörg; Wendzel, Steffen
EICC 2020: Proceedings of the European Interdisciplinary Cybersecurity Conference. New York City: ACM 2020 S. 1 - 2
Covert storage caches using the NTP protocol.
Schmidbauer, Tobias; Wendzel, Steffen
ARES. 2020 S. 67:1 - 67:10
Design and performance evaluation of reversible network covert channels.
Szary, Przemyslaw; Mazurczyk, Wojciech; Wendzel, Steffen et al.
ARES. 2020 S. 68:1 - 68:8
Network Information Hiding: Terminology, Taxonomy, Methodology and Countermeasures
Wendzel, Steffen
Hagen (FernUniversität in Hagen). 2020 244 S.
Review of the book Future Automation: Changes to Lives and to Businesses by Carone, T. (World Scientific Publishing Co, Inc., 2018)
Wendzel, Steffen
ACM (Hrsg). ACM Computing Reviews. New York City: ACM 2020 Review Item CR147026
Special Issue Editorial: Information Security Methodology, Replication Studies and Information Security Education
Wendzel, Steffen; Caviglione, Luca; Checco, Alessandro et al.
Journal of Universal Computer Science (J.UCS). Bd. 26. H. 7. Klagenfurt. 2020 S. 762 - 763
Advanced Information Hiding Techniques for Modern Botnets
Caviglione, Luca; Mazurczyk, Wojciech; Wendzel, Steffen
Kambourakis, Georgios; Anagnostopoulos, Marios; Meng, Weizhi; Zhou, Peng (Hrsg). Botnets: Architectures, Countermeasures, and Challenges. 1. Aufl. Boca Raton, FL: Taylor & Francis Group / CRC Press 2019 S. 165 - 188 (CRC Series in Security, Privacy and Trust)
Countering adaptive network covert communication with dynamic wardens
Mazurczyk, Wojciech; Wendzel, Steffen; Chourib, Mehdi et al.
Future Generation Computer Systems. Bd. 94. Elsevier BV 2019 S. 712 - 725
Covert Channels in the MQTT-Based Internet of Things
Velinov, Aleksandar; Wendzel, Steffen; Mileva, Aleksandra et al.
IEEE ACCESS. Bd. 7. IEEE 2019 S. 161899 - 161915
Detection of Size Modulation Covert Channels Using Countermeasure Variation
Wendzel, Steffen; Link, Florian; Eller, Daniela et al.
Journal of Universal Computer Science (JUCS). Bd. 25. H. 11. Klagenfurt: Universität Graz 2019 S. 1396 - 1416
Einstieg in Linux : Linux lernen, verstehen und einsetzen, inkl. Einführung in die Linux-Shell. Das Buch für alle Linux-Anfänger
Wendzel, Steffen; Plötner, Johannes
8., aktualisierte Auflage. Aufl. Bonn: Rheinwerk Computing 2019 410 S.
Introducing Dead Drops to Network Steganography using ARP-Caches and SNMP-Walks
Schmidbauer, Tobias; Wendzel, Steffen; Mileva, Aleksandra et al.
Proceedings of the 14th International Conference on Availability, Reliability and Security - ARES '19. New York: ACM Press 2019 S. 1 - 10
Not all areas are equal: analysis of citations in information security research
Wendzel, Steffen; Lévy-Bencheton, Cédric; Caviglione, Luca
Scientometrics. Bd. 122. H. 1. Springer Science and Business Media LLC 2019 S. 267 - 286
Protocol-independent Detection of "Messaging Ordering" Network Covert Channels
Wendzel, Steffen
Proceedings of the 14th International Conference on Availability, Reliability and Security - ARES '19. New York: ACM Press 2019 S. 1 - 8
Recent Advancements in Digital Forensics, Part 2
Mazurczyk, Wojciech; Caviglione, Luca; Wendzel, Steffen
IEEE Security & Privacy. Bd. 17. H. 1. 2019 S. 7 - 8
Recent Advances in Cyber-Physical Security in Industrial Environments
Lv, Zhihan; Mazurczyk, Wojciech; Wendzel, Steffen et al.
IEEE Transactions on Industrial Informatics. Bd. 2019. Institute of Electrical and Electronics Engineers (IEEE) 2019 S. 1
Towards Reversible Storage Network Covert Channels
Mazurczyk, Wojciech; Szary, Przemysław; Wendzel, Steffen et al.
Proceedings of the 14th International Conference on Availability, Reliability and Security - ARES '19. New York: ACM Press 2019 S. 1 - 8
Detection of Covert Channels in TCP Retransmissions
Zillien, Sebastian; Wendzel, Steffen
Gruschka, Nils (Hrsg). Proc. 23rd Nordic Conference on Secure IT Systems (NordSec 2018). Cham: Springer International Publishing 2018 S. 203 - 218 (LNCS 11252)
Emerging and Unconventional: New Attacks and Innovative Detection Techniques
Caviglione, Luca; Mazurczyk, Wojciech; Wendzel, Steffen et al.
Security and Communication Networks. Bd. 2018. Hindawi Limited 2018 S. 1
Get Me Cited, Scotty!: Analysis of Citations in Covert Channel/Steganography Research.
Wendzel, Steffen
ARES. 2018 S. 13:1 - 13:8
Information hiding: Challenges for forensic experts.
Mazurczyk, Wojciech; Wendzel, Steffen
Commun. ACM. Bd. 61. H. 1. 2018 S. 86 - 94
Internet of Things und Smart Contracts: Risiken bei der Digitalisierung von Unternehmen
Wendzel, Steffen; Olschewski, Detlef
Barton, Thomas; Müller, Christian; Seel, Christian (Hrsg). Digitalisierung in Unternehmen. Wiesbaden: Springer-Vieweg 2018 S. 291 - 302 (Angewandte Wirtschaftsinformatik)
IT-Sicherheit für TCP/IP- und IoT-Netzwerke : Grundlagen, Konzepte, Protokolle, Härtung
Wendzel, Steffen
1. Aufl. Wiesbaden: Springer Fachmedien Wiesbaden GmbH, Springer Vieweg 2018 354 S.
One Countermeasure, Multiple Patterns: Countermeasure Variation for Covert Channels
Wendzel, Steffen; Eller, Daniela; Mazurczyk, Wojciech
Proceedings of the Central European Cybersecurity Conference 2018 - CECC 2018. New York, NY, USA: ACM Press 2018 S. 1 - 6
The New Threats of Information Hiding: The Road Ahead
Cabaj, Krzysztof; Caviglione, Luca; Mazurczyk, Wojciech et al.
IT Professional. Bd. 20. H. 3. Institute of Electrical and Electronics Engineers (IEEE) 2018 S. 31 - 39
Towards Deriving Insights into Data Hiding Methods Using Pattern-based Approach.
Mazurczyk, Wojciech; Wendzel, Steffen; Cabaj, Krzysztof
ARES. 2018 S. 10:1 - 10:10
WoDiCoF - A Testbed for the Evaluation of (Parallel) Covert Channel Detection Algorithms.
Keidel, Ralf; Wendzel, Steffen; Zillien, Sebastian et al.
J. UCS. Bd. 24. H. 5. 2018 S. 556 - 576
Ant Colony-Inspired Parallel Algorithm to Improve Cryptographic Pseudo Random Number Generators.
Keller, Jörg; Spenger, Gabriele; Wendzel, Steffen
IEEE Symposium on Security and Privacy Workshops. 2017 S. 17 - 22
Cyber Security of Smart Buildings
Wendzel, Steffen; Tonejc, Jernej; Kaur, Jaspreet et al.
H. Song, G. Fink, S. Jeschke (Hrsg). Security and Privacy in Cyber-Physical Systems: Foundations and Applications. 1. Aufl. Hoboken: Wiley-IEEE 2017 S. 327 - 352 Chapter 16
Don't You Touch My Nuts: Information Hiding in Cyber Physical Systems.
Wendzel, Steffen; Mazurczyk, Wojciech; Haas, Georg
IEEE Symposium on Security and Privacy Workshops. Bd. 1. San Jose, CA, USA. 2017 S. 29 - 34
Enhanced Ant Colony-Inspired Parallel Algorithm to Improve Cryptographic PRNGs
Keller, Jörg; Spenger, Gabriele; Wendzel, Steffen
Journal of Cyber Security and Mobility (JCSM). Bd. 6. H. 2. River Publishers 2017 S. 147 - 170
Inter-protocol Steganography for Real-time Services and Its Detection Using Traffic Coloring Approach
Lehner, Florian; Mazurczyk, Wojciech; Keller, Jörg et al.
Proc. 42th IEEE Local Computer Networks (LCN) Conference. Singapore: IEEE 2017 S. 78 - 85
Network Information Hiding and Science 2.0: Can it be a Match?
Wendzel, Steffen; Caviglione, Luca; Mazurczyk, Wojciech et al.
Int. Journal of Electronics and Communications. Bd. 63. H. 2. 2017 S. 217 - 222
Recent Advancements in Digital Forensics.
Mazurczyk, Wojciech; Caviglione, Luca; Wendzel, Steffen
IEEE Security & Privacy. Bd. 15. H. 6. 2017 S. 10 - 11
Review of `Out-of-band Covert Channels--A Survey'
Wendzel, Steffen
ACM Computing Reviews. Bd. 58. H. 1. ACM 2017 S. 49
Steganography for Cyber-physical Systems
Wendzel, Steffen; Mazurczyk, Wojciech; Haas, Georg
Journal of Cyber Security and Mobility (JCSM). Bd. 6. H. 2. River Publishers 2017 S. 105 - 126
The Future of Digital Forensics: Challenges and the Road Ahead.
Caviglione, Luca; Wendzel, Steffen; Mazurczyk, Wojciech
IEEE Security & Privacy. Bd. 15. H. 6. 2017 S. 12 - 17
Was bedeutet das IT-Sicherheitsgesetz für Smart Buildings? Konzepte des sicheren Alterns der Gebäude-IT
Kobekova, Alexandra; Bültermann, Lennart; Tonejc, Jernej et al.
Tagungsband zum 15. Deutscher IT-Sicherheitskonress des BSI. Bonn: SecuMedia Verlags-GmbH 2017 S. 515 - 526
Covert channel-internal control protocols: attacks and defense
Kaur, Jaspreet; Wendzel, Steffen; Eissa, Omar et al.
Security and Communication Networks. Bd. 9. H. 15. Wiley-Blackwell 2016 S. 2986 - 2997
Einstieg in Linux:Linux verstehen und einsetzen
Wendzel, Steffen; Plötner, Johannes
7., aktualisierte Auflage. Aufl. Bonn: Rheinwerk 2016 409 S.
How to increase the security of smart buildings?
Wendzel, Steffen
Commun. ACM. Bd. 59. H. 5. 2016 S. 47 - 49
Information Hiding in Communication Networks: Fundamentals, Mechanisms, and Applications
Mazurczyk, Wojciech; Wendzel, Steffen; Zander, Sebastian et al.
1. Aufl. New York, NY: John Wiley & Sons 2016 288 S. (IEEE Press Series on Information and Communication Networks Security)
IoT Security: The Improvement-Decelerating 'Cycle of Blame'
Wendzel, Steffen; Kasem-Madani, Saffija
Journal of Cyber Security and Mobility (JCSM), 'Opinion'-Beitrag. Gistrup/Delft: River Publishers 2016
Micro protocol engineering for unstructured carriers: on the embedding of steganographic control protocols into audio transmissions
Naumann, Matthias; Wendzel, Steffen; Mazurczyk, Wojciech et al.
Security and Communication Networks. Bd. 9. H. 15. 2016 S. 2972 - 2985
On importance of steganographic cost for network steganography.
Mazurczyk, Wojciech; Wendzel, Steffen; Azagra Villares, Ignacio et al.
Security and Communication Networks. Bd. 9. H. 8. 2016 S. 781 - 790
POSTER: An Educational Network Protocol for Covert Channel Analysis Using Patterns.
Wendzel, Steffen; Mazurczyk, Wojciech
ACM Conference on Computer and Communications Security. 2016 S. 1739 - 1741
Security, Privacy and Reliability of Smart Buildings.
Wendzel, Steffen; Keller, Jörg
J. UCS. Bd. 22. H. 9. 2016 S. 1201 - 1202
Sicherheit 2016: Sicherheit, Schutz und Zuverlässigkeit, Beiträge der 8. Jahrestagung des Fachbereichs Sicherheit der Gesellschaft für Informatik e.V. (GI), 5.-7. April 2016, Bonn

Sicherheit. Bd. 256. 2016
Unified Description for Network Information Hiding Methods.
Wendzel, Steffen; Mazurczyk, Wojciech; Zander, Sebastian
J. UCS. Bd. 22. H. 11. 2016 S. 1456 - 1486
Why Johnny Can't Use Stego: a Human-oriented Perspective on the Application of Steganography.
Wendzel, Steffen
CoRR. Bd. abs/1609.06664. 2016
"The Good, The Bad And The Ugly": Evaluation of Wi-Fi Steganography.
Szczypiorski, Krzysztof; Janicki, Artur; Wendzel, Steffen
CoRR. Bd. abs/1508.04978. 2015
“The Good, The Bad and The Ugly”: Evaluation of Wi-Fi Steganography
Szczypiorski, Krzysztof; Janicki, Artur; Wendzel, Steffen
JCM (Journal of Communications). Bd. 10. H. 10. Engineering and Technology Publishing 2015 S. 747 - 752
Analysis of Human Awareness of Security and Privacy Threats in Smart Environments.
Caviglione, Luca; Lalande, Jean-François; Mazurczyk, Wojciech et al.
HCI (22). 2015 S. 165 - 177
BACtag: Data Leakage Protection für Gebäude
Anhaus, Eva Maria; Wendzel, Steffen
Tagungsband der D-A-CH Security 2015. St. Augustin. 2015 S. 1 - 12
Countermeasures for Covert Channel-Internal Control Protocols.
Kaur, Jaspreet; Wendzel, Steffen; Meier, Michael
ARES. 2015 S. 422 - 428
Creativity in Mind: Evaluating and Maintaining Advances in Network Steganographic Research.
Wendzel, Steffen; Palmer, Carolin
J. UCS. Bd. 21. H. 12. 2015 S. 1684 - 1705
Micro protocol engineering for unstructured carriers: On the embedding of steganographic control protocols into audio transmissions.
Naumann, Matthias; Wendzel, Steffen; Mazurczyk, Wojciech et al.
CoRR. Bd. abs/1505.07757. 2015
Novel Approaches for Security in Building Automation Systems
Kaur, Jaspreet; Herdin, Christian; Tonejc, Jernej et al.
Tagungsband des 14. Sicherheitskongress des BSI. Bonn. 2015 S. 145 - 158
Pattern-Based Survey and Categorization of Network Covert Channel Techniques.
Wendzel, Steffen; Zander, Sebastian; Fechner, Bernhard et al.
ACM Comput. Surv. Bd. 47. H. 3. 2015 S. 50
Securing BACnet's Pitfalls.
Kaur, Jaspreet; Tonejc, Jernej; Wendzel, Steffen et al.
SEC. 2015 S. 616 - 629
Unified Description for Network Information Hiding Methods.
Wendzel, Steffen; Mazurczyk, Wojciech; Zander, Sebastian
CoRR. Bd. abs/1512.07438. 2015
Visualizing BACnet Data to Facilitate Humans in Building-Security Decision-Making.
Tonejc, Jernej; Kaur, Jaspreet; Karsten, Adrian et al.
HCI (22). 2015 S. 693 - 704
A Pattern-based Survey and Categorization of Network Covert Channel Techniques.
Wendzel, Steffen; Zander, Sebastian; Fechner, Bernhard et al.
CoRR. Bd. abs/1406.2901. 2014
Einstieg in Linux: Linux verstehen und einsetzen ; [Installation, Grundlagen, Praxiswissen]
Wendzel, Steffen; Plötner, Johannes
6. Aufl. Bonn: Galileo Press 2014 422 S.
Envisioning Smart Building Botnets.
Wendzel, Steffen; Zwanger, Viviane; Meier, Michael et al.
Sicherheit. 2014 S. 319 - 329
Hidden and Uncontrolled - On the Emergence of Network Steganographic Threats.
Wendzel, Steffen; Mazurczyk, Wojciech; Caviglione, Luca et al.
ISSE. 2014 S. 123 - 133
Hidden and under control - A survey and outlook on covert channel-internal control protocols.
Wendzel, Steffen; Keller, Jörg
Annales des Télécommunications. Bd. 69. H. 7-8. 2014 S. 417 - 430
IT-gestütztes Management und Controlling: Verdeckte Kanäle – eine zunehmende Gefahr für Unternehmensdaten
Wendzel, Steffen; Keller, Jörg
Controlling (Zeitschrift für erfolgsorientierte Unternehmenssteuerung). Bd. 26. H. 14/6. Unknown: Beck 2014 S. 304 - 308
Mosaic-chart based Visualization in Building Automation Systems
Wendzel, Steffen; Herdin, Christian; Wirth, Roman et al.
Proceedings Future Security 2014. Berlin: Fraunhofer Verlag 2014 S. 687 - 690
On Importance of Steganographic Cost For Network Steganography.
Mazurczyk, Wojciech; Wendzel, Steffen; Azagra Villares, Ignacio et al.
CoRR. Bd. abs/1406.2519. 2014
Towards Suppressing Attacks on and Improving Resilience of Building Automation Systems - an Approach Exemplified Using BACnet.
Szlósarczyk, Sebastian; Wendzel, Steffen; Kaur, Jaspreet et al.
Sicherheit. 2014 S. 407 - 418
Hiding Privacy Leaks in Android Applications Using Low-Attention Raising Covert Channels.
Lalande, Jean-François; Wendzel, Steffen
ARES. 2013 S. 701 - 710
How to own a Building? Wardriving gegen die Gebäude-Automation
Kahler, Benjamin; Wendzel, Steffen
Tagungsband des 20. DFN Workshop „Sicherheit in vernetzten Systemen“. Hamburg. 2013 S. 1 - 13
Novel approaches for network covert storage channels.
Wendzel, Steffen
2013
Tagungsband zum 8. GI FG SIDAR Graduierten-Workshop über Reaktive Sicherheit (SPRING)
Pohl, Christoph; Schinzel, Sebastian; Wendzel, Steffen
1. Aufl. Bonn/München: Gesellschaft für Informatik, SIG SIDAR 2013 (SIDAR-Report SR-2013-01)
Covert and side channels in buildings and the prototype of a building-aware active warden.
Wendzel, Steffen
ICC. 2012 S. 6753 - 6758
Covert Channels and Their Prevention in Building Automation Protocols: A Prototype Exemplified Using BACnet.
Wendzel, Steffen; Kahler, Benjamin; Rist, Thomas
GreenCom. 2012 S. 731 - 736
Design and Implementation of an Active Warden Addressing Protocol Switching Covert Channels
Wendzel, Steffen; Keller, Jörg
7th International Conference on Internet Monitoring and Protection (ICIMP 2012). Stuttgart. 2012 S. 1 - 6
Detecting protocol switching covert channels.
Wendzel, Steffen; Zander, Sebastian
LCN. 2012 S. 280 - 283
Dynamic routing in covert channel overlays based on control protocols.
Backs, Peter; Wendzel, Steffen; Keller, Jörg
ICITST. 2012 S. 32 - 39
Einführung in die Forschungsthematik der verdeckten Kanäle
Wendzel, Steffen; Keller, Jörg
S. Schumacher, R. Pfeiffer (Hrsg). Informationstechnologie und Sicherheitspolitik – Wird der dritte Weltkrieg im Internet ausgetragen?. Unknown: BoD 2012 S. 91 - 102
Einstieg in Linux : Linux verstehen und einsetzen ; (Installation, Grundlagen, Praxiswissen ; DVD-ROM Vollversionen auf Multiboot-DVD: Ubuntu, openSUSE und Fedora)
Wendzel, Steffen; Plötner, Johannes
5., aktualisierte Aufl. Aufl. Bonn: Galileo Press 2012 421 S.
Next-Generation Home Automation Systems
Rist, Thomas; Wendzel, Steffen; Masoodian, Masood et al.
Kempter, Guido; Weidmann, Karl-Heinz (Hrsg). Techniken für Menschen im nächsten Jahrzehnt -- Beiträge zum Usability Day X. Dornbirn: Pabst Science Publishers 2012 S. 80 - 87
Preventing Protocol Switching Covert Channels
Wendzel, Steffen; Keller, Jörg
International Journal On Advances in Security. Bd. 5. H. 3&4. 2012 S. 81 - 93
Systematic Engineering of Control Protocols for Covert Channels.
Wendzel, Steffen; Keller, Jörg
Communications and Multimedia Security. 2012 S. 131 - 144
The Problem of Traffic Normalization Within a Covert Channel's Network Environment Learning Phase.
Wendzel, Steffen
Sicherheit. 2012 S. 149 - 161
Tunnel und verdeckte kanale im netz : grundlagen, protokolle, sicherheit und methoden.
Wendzel, Steffen
Wiesbaden: Springer 2012 179 S.
A secure interoperable architecture for building automation applications
Wendzel, Steffen; Rist, Thomas; André, Elisabeth et al.
Proc. ISABEL '11. Barcelona: ACM 2011 S. 1 - 5
Creating Awareness for Efficient Energy Use in Smart Homes
Rist, Thomas; Wendzel, Steffen; Masoodian, Masood et al.
Feuerstein Gerhild, Ritter Walter (Hrsg). Intelligent Wohnen. Zusammenfassung der Beiträge zum Usability Day IX. Dornbirn. 2011 S. 162 - 168
Linux : Das umfassende Handbuch
Wendzel, Steffen; Plötner, Johannes
5. Aufl. Bonn: Galileo Press 2011
Linux : das umfassende Handbuch ; 2x DVD-ROM - 5 Distributionen (multibootfähig)
Plötner, Johannes; Wendzel, Steffen
4., aktualisierte und erw. Aufl. Aufl. Bonn: Galileo Press 2011 1301 S.
Low-Attention Forwarding for Mobile Network Covert Channels.
Wendzel, Steffen; Keller, Jörg
Communications and Multimedia Security. 2011 S. 122 - 133
Einstieg in Linux : Linux verstehen und einsetzen ; (eine leichte Einführung in alle Distributionen ; Installation, Grundlagen, Praxiswissen ; DVD-ROM Vollversionen auf Multiboot-DVD: Ubuntu, openSUSE und Fedora)
Wendzel, Steffen; Plötner, Johannes
4. Aufl. Bonn: Galileo Press 2010
Linux : das umfassende Handbuch ; [2x DVD-ROM 6 Distributionen (multibootfähig)]
Plötner, Johannes; Wendzel, Steffen
3. Aufl. Bonn: Galileo Press 2009 1166 S.
Einstieg in Linux : eine distributionsunabhängige Einführung ; [Installation, Grundlagen, Praxiswissen ; umfassender Einstieg in alle Linux-Themen ; inkl. Multimedia, Drucken, Textverarbeitung ; Administration, Netzwerke, Shell, X11 ; DVD-ROM Vollversionen auf Multiboot-DVD: Ubuntu, Knoppix, Gentoo, Slackware, OpenBSD]
Wendzel, Steffen; Plötner, Johannes
3. Aufl. Bonn: Galileo Press 2008 448 S.
Linux : das distributionsunabhängige Handbuch ; [Grundlagen, Praxis, Kommandoreferenz ; Kernel 2.6, Shell, Netzwerk, Server, Sicherheit ; GNOME, KDE, Programmierung, X11 Multimedia, Office, LATeX ; DVD-ROM (multibootfähig) OpenSUSE 10.2, Gentoo, Ubuntu "Fesity Fawn", Slackware, OpenBSD, Knoppix, SLAX, Openbooks, Video-Lektionen (2:28 Std.)]
Plötner, Johannes; Wendzel, Steffen
2. Aufl. Bonn: Galileo Press 2008 1117 S.
Protocol channels as a new design alternative of covert channels
Wendzel, Steffen
CoRR. Bd. abs/0809.1949. 2008
Praxisbuch Netzwerk-Sicherheit : Risikoanalyse, Methoden und Umsetzung ; [optimale Netzwerk- und Serverabsicherung, für Unix, Linux- und Windows-Systeme ; VPN, OpenVPN, IT-Grundschutz, Penetration Testing, Viren, Würmer und Trojaner]
Wendzel, Steffen; Plötner, Johannes
2., aktualisierte und erw. Aufl. Aufl. Bonn: Galileo Press 2007 657 S.
Einstieg in Linux : eine distributionsunabhängige Einführung ; [Installation, Grundlagen, Praxiswissen ; DVD-ROM: Vollversionen auf Multiboot-DVD: Debian, Slackware, KNOPPIX, Gentoo, openSUSE, Kernel 2.6]
Wendzel, Steffen; Plötner, Johannes
2. Aufl. Bonn: Galileo Press 2006 532 S. (Galileo computing)
Linux : das distributionsunabhängige Handbuch ; [Grundlagen, Praxis, Kommandoreferenz ; Kernel 2.6, Shell, Netzwerk, Server, Sicherheit ; GNOME, KDE, Programmierung, Multimedia, X11, Office, LaTeX ; DVD-ROM OpenBSD, Debian, Kubuntu, Gentoo, OpenSUSE, Slackware]
Plötner, Johannes; Wendzel, Steffen
1. Aufl. Bonn: Galileo Press 2006 1008 S. (Galileo computing)
Praxisbuch Netzwerk-Sicherheit : [Risikoanalyse, Methoden und Umsetzung ; für Unix/Linux und Windows ; VPN, WLAN, Intrusion Detection, Disaster Recovery, Kryptologie]
Plötner, Johannes; Wendzel, Steffen
Bonn: Galileo Press 2005 540 S. (Galileo computing)
Einstieg in Linux : [eine distributionsunabhängige Einführung ; geeignet für SUSE, RedHat, Debian und Slackware ; Vollversionen auf Multiboot-DVE: Knoppix 3.4, Debian, Slackwar ; Kernel 2.6]
Wendzel, Steffen; Plötner, Johannes
Bonn: Galileo Press 2004 508 S. (Galileo computing)

Projects

ATTRIBUT, Phase 2 und 3, Unterauftrag der Hochschule Worms
2023-2027
Transferbündnis EMPOWER – Teilprojekt der HS Worms (Cyber Security)
2023-2027
KIASH (KI-gestützte Anomalieerkennung für Smart Homes - KIASH -; Datengenerierung und ML-basierte Anomalieerkennung innerhalb des Smart Home-Netzwerks)
2022-2025
KISAT - KI-gestütztes sicheres Altern für eine pandemieresiliente digitale Infrastruktur
2020-2022
Information Hiding Patterns
2020-
SIVERT (pCT) Sichere & Intelligente Visualisierungs- & Echtzeit-Rekonstruktions-Techniken (für pCT)
2020-2024
ACCAEL – Anti Cyber-crime Actions on the European Level
2020-2020
BACnet Anomaly Detection
2019-2020
Maschinelle Angriffserkennung für Daten industrieller Steueranlagen (MADISA)
2019-2021
Energy Efficient and Secure Smart Environment (E²S²E)
2016-2018
Building Automation Reliable Network Infrastructure (BARNI)
2014-2016