Article
Book
Doctoral dissertation
Conference or workshop publication
Zalonis, Jasmin ; Scheu-Hachtel, Linda ; Armknecht, Frederik  ORCID: 0009-0003-9935-8095
A new construction method for more efficient quadratic one-time noisy multi-client functional encryption schemes.
Agrawal, Manindra ; Molloy, Ian ; Pandit, Vinayaka
156-171
In: ASIA CCS '26, ACM Asia conference on computer and
communications security : Proceedings of the twenty-first ACM Asia conference on computer and communications security : June 1-5, 2026, Bangalore, India
(2026)
New York, NY
ASIA CCS '26: ACM Asia Conference on Computer and Communications Security
(Bangalore, India)
[Conference or workshop publication]
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Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Heng, Youzhe ; Schäfer, Jochen
Non-interactive privacy-preserving record linkage using polynomial sparsity testing.
Cid, Carlos ; Yanai, Naoto
Lecture Notes in Computer Science
16208
269-289
In: Advances in information and computer security : 20th International Workshop on Security, IWSEC 2025, Fukuoka, Japan, November 25–27, 2025, proceedings
(2026)
Berlin [u.a.]
IWSEC 2025
(Fukuoka, Japan)
[Conference or workshop publication]
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Müller, Christian ORCID: 0009-0000-5990-0298 ; Mikhalev, Vasily ; Staudenmaier, Yves T. ; Armknecht, Frederik ORCID: 0009-0003-9935-8095
One antenna is enough for neutralizing jamming in IEEE 802.15.4 BPSK.
Cid, Carlos ; Yanai, Naoto
Lecture Notes in Computer Science
16208
489-509
In: Advances in information and computer security : 20th International Workshop on Security, IWSEC 2025, Fukuoka, Japan, November 25–27, 2025, proceedings
(2026)
Berlin [u.a.]
IWSEC 2025
(Fukuoka, Japan)
[Conference or workshop publication]
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Zalonis, Jasmin ; Scheu-Hachtel, Linda ; Armknecht, Frederik ORCID: 0009-0003-9935-8095
A new quadratic noisy functional encryption scheme and its application for privacy preserving machine learning.
Fischlin, Marc ; Moonsamy, Veelasha
Lecture Notes in Computer Science
15827
220-250
In: Applied cryptography and network security : 23rd international conference, ACNS 2025, Munich, Germany, June 23–26, 2025, proceedings, part III
(2025)
Berlin [u.a.]
ACNS 2025
(München, Germany)
[Conference or workshop publication]
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Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Karame, Ghassan O. ; Mohamed, Malcom ; Weis, Christiane
Practical light clients for committee-based blockchains.
473-487
In: 2024 Annual Computer Security Applications Conference : ACSAC 2024, Honolulu, Hawaii, 9-13 December 2024, proceedings
(2024)
Los Alamitos, CA [u.a.]
ACSAC 2024
(Honolulu, HI)
[Conference or workshop publication]
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Heng, Youzhe ; Schnell, Rainer ; Armknecht, Frederik ORCID: 0009-0003-9935-8095
Cryptanalysis of the record linkage protocol used by German cancer registries.
Wendzel, Steffen ; Wressnegger, Christian ; Hartmann, Laura ; Freiling, Felix ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Reinfelder, Lena
GI-Edition : Lecture Notes in Informatics. Proceedings
345
65-74
In: Sicherheit 2024 : Sicherheit, Schutz und Zuverlässigkeit, Konferenzband der 12. Fachtagung des Fachbereichs Sicherheit der Gesellschaft für Informatik e.V. (GI), 9-11. April 2024, Worms
(2024)
Bonn
Sicherheit 2024
(Worms, Germany)
[Conference or workshop publication]
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Schäfer, Jochen ; Müller, Christian ORCID: 0009-0000-5990-0298 ; Armknecht, Frederik ORCID: 0009-0003-9935-8095
0 Sterne für die Sicherheit: Wie Kundenbewertungen die Bitcoin-Adressen von Darknet-Händlern verraten.
Wendzel, Steffen ; Wressnegger, Christian ; Hartmann, Laura ; Freiling, Felix ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Reinfelder, Lena
GI-Edition : Lecture Notes in Informatics. Proceedings
345
153-170
In: Sicherheit 2024 : Sicherheit, Schutz und Zuverlässigkeit, Konferenzband der 12. Fachtagung des Fachbereichs Sicherheit der Gesellschaft für Informatik e.V. (GI), 9-11. April 2024, Worms
(2024)
Bonn
Sicherheit 2024
(Worms, Germany)
[Conference or workshop publication]
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Albrecht, Jannik ; Andreina, Sebastien ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Karame, Ghassan O. ; Marson, Giorgia ; Willingmann, Julian
Larger-scale Nakamoto-style blockchains don’t necessarily offer better security.
2161-2179
In: 45th IEEE Symposium on Security and Privacy : SP 2024, 20 – 23 May 2024, San Francisco, California, proceedings
(2024)
Los Alamitos, CA [u.a.]
45th IEEE Symposium on Security and Privacy (SP 2024)
(San Francisco, CA)
[Conference or workshop publication]
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Plotz, Sebastian ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Bunse, Christian
How to take over drones.
Jiannong, Cao
526-536
In: Proceedings of the 2021 ACM Asia Conference on Computer and Communications Security
(2021)
New York, NY
AsiaCCS 2021
(Online)
[Conference or workshop publication]
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Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Bohli, Jens-Matthias ; Karame, Ghassan O. ; Li, Wenting
Regulating storage overhead in existing PoW-based blockchains.
Lobo, Jorge ; Di Pietro, Roberto ; Cowdhury, Omar ; Hu, Hongxin
131-142
In: SACMAT '21 : proceedings of the 26th ACM Symposium on Access Control Models and Technologies : virtual event, Spain, June 16-18, 2021
(2021)
New York, NY
SACMAT '21
(Online)
[Conference or workshop publication]
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Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Verbauwhede, Ingrid ; Volkamer, Melanie ; Yung, Moti
Executive summary : General introduction.
Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Verbauwhede, Ingrid ; Volkamer, Melanie ; Yung, Moti
Dagstuhl Reports
9,11
1-3
In: Biggest failures in security : Report from Dagstuhl Seminar 19451
(2020)
Wadern
Dagstuhl Seminar 19451
(Wadern, Germany)
[Conference or workshop publication]
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Jäschke, Angela ; Armknecht, Frederik ORCID: 0009-0003-9935-8095
Unsupervised machine learning on encrypted data.
Cid, Carlos ; Jacobson, Michael J.
Lecture Notes in Computer Science
11349
453-478
In: Selected areas in cryptography - SAC 2018 : 25th international conference, Calgary, AB, Canada, August 15-17, 2018 : revised selected papers
(2019)
Berlin [u.a.]
SAC 2018
(Calgary, AB, Canada)
[Conference or workshop publication]
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Walther, Paul ; Köpsell, Stefan ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Tsudik, Gene ; Strufe, Thorsten
Chains and whips - an approach to lighweight MACs.
Loebenberger, Daniel ; Nüsken, Michael
Crypto day matters
1
In: Crypto day matters 28 : 28. Krypto-Tag, Kirchheim bei München, Germany, June 7-8, 2018
(2018)
Bonn
Krypto-Tag 28
(Kirchheim, Germany)
[Conference or workshop publication]
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Mandal, Avikarsha ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Zenner, Erik
Privacy-preserving distributed economic dispatch protocol for Smart Grid.
Gruschka, Nils
Lecture Notes in Computer Science
11252
3-18
In: Secure IT systems : 23rd Nordic conference, NordSec 2018, Oslo, Norway, November 28-30, 2018 : proceedings
(2018)
Berlin [u.a.]
NordSec 2018
(Oslo, Norway)
[Conference or workshop publication]
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Jäschke, Angela ; Armknecht, Frederik ORCID: 0009-0003-9935-8095
(Finite) field work: Choosing the best encoding of numbers for FHE computation.
Capkun, Srdjan ; Chow, Sherman S. M.
Lecture Notes in Computer Science
11261
482-492
In: Cryptology and Network Security : 16th International Conference, CANS 2017, Hong Kong, China, November 30—December 2, 2017 : revised selected papers
(2018)
Berlin [u.a.]
CANS 2017
(Hong Kong, China)
[Conference or workshop publication]
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Gorke, Christian A. ; Janson, Christian ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Cid, Carlos
Cloud storage file recoverability.
Wang, Cong
19-26
In: Proceedings of the Fifth ACM International Workshop on Security in Cloud Computing, SCC@AsiaCCS 2017, Abu Dhabi, United Arab Emirates, April 2, 2017
(2017)
New York, NY
SCC@AsiaCCS 2017
(Abu Dhabi, United Arab Emirates)
[Conference or workshop publication]
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Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Boyd, Colin ; Davies, Gareth T. ; Gjøsteen, Kristian ; Toorani, Mohsen
Side channels in deduplication: Trade-offs between leakage and efficiency.
Karri, Ramesch
266-274
In: Proceedings of the 2017 ACM on Asia Conference on Computer and Communications Security, Asia CCS 2017, Abu Dhabi, United Arab Emirates, April 2-6, 2017
(2017)
New York, NY
ASIA CCS '17
(Abu Dhabi, United Arab Emirates)
[Conference or workshop publication]
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Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Bohli, Jens-Matthias ; Froelicher, David ; Karame, Ghassan O.
Sharing proofs of retrievability across tenants.
Karri, Ramesh
275-287
In: Proceedings of the 2017 ACM on Asia Conference on Computer and Communications Security
(2017)
New York, NY
ASIA CCS '17
(Abu Dhabi, United Arab Emirates)
[Conference or workshop publication]
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Mikhalev, Vasily ; Gomez, Laurent ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Márquez, José
Towards end-to-end data protection in low-power networks.
Katsikas, Sokratis K.
3-18
In: Computer Security : ESORICS 2017 International Workshops, CyberICPS 2017 and SECPRE 2017, Oslo, Norway, September 14-15, 2017, Revised Selected Papers
(2017)
Cham
ESORICS 2017 International Workshops
(Oslo, Norway)
[Conference or workshop publication]
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Morgner, Philipp ; Müller, Christian ; Ring, Matthias ; Eskofier, Björn ; Riess, Christian ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Benenson, Zinaida
Privacy implications of room climate data.
Foley, Simon N.
Lecture Notes in Computer Science
10493
324-343
In: Computer Security – ESORICS 2017 : 22nd European Symposium on Research in Computer Security, Oslo, Norway, September 11-15, 2017, Proceedings, Part II
(2017)
Berlin [u.a.]
ESORICS 2017
(Oslo, Norway)
[Conference or workshop publication]
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Wiesberg, Angela ; Grohmann, Björn ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Schaad, Andreas
Short paper: Industrial feasibility of private information retrieval.
Samarati, Pierangela
4
395-400
In: ICETE 2017 : proceedings of the 14th International Joint Conference on e-Business and Telecommunications : Madrid, Spain, July 24-26, 2017
(2017)
Setubal, Portugal
ICETE 2017, SECRYPT
(Madrid, Spain)
[Conference or workshop publication]
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Morgner, Philipp ; Mattejat, Stephan ; Benenson, Zinaida ; Müller, Christian ; Armknecht, Frederik ORCID: 0009-0003-9935-8095
Insecure to the touch: attacking ZigBee 3.0 via touchlink commissioning.
Noubir, Guevara
230-240
In: Proceedings of the 10th ACM Conference on Security and Privacy in Wireless and Mobile Networks : WiSec 2017, Boston, MA, USA, July 18-20, 2017
(2017)
New York, NY
WiSec 2017
(Boston, MA)
[Conference or workshop publication]
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Conference presentation
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Mikhalev, Vasily ; Armknecht, Frederik ORCID: 0009-0003-9935-8095 ; Müller, Christian
Iwata, Tetsu ; Moriai, Shiho
On ciphers that continuously access the non-volatile key.
1-27
In: FSE 2017 : 24th International Conference on Fast Software Encryption, March 5-8, 2017, Tokyo, Japan
(2017)
FSE 2017
(Tokyo, Japan)
[Conference presentation]
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Working paper
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