Search Results - "Tews, Erik"

Efficiently Outsourcing Multiparty Computation Under Multiple Keys by Peter, Andreas, Tews, Erik, Katzenbeisser, Stefan

“…Secure multiparty computation enables a set of users to evaluate certain functionalities on their respective inputs while keeping these inputs encrypted…”
Get full text

On the Privacy and Performance of Mobile Anonymous Microblogging by Senftleben, Marius, Barroso, Ana, Bucicoiu, Mihai, Hollick, Matthias, Katzenbeisser, Stefan, Tews, Erik

“…Microblogging is a popular form of online social networking activity. It allows users to send messages in a one-to-many publish-subscribe manner. Most current…”
Get full text

Ransomware: How attacker's effort, victim characteristics and context influence ransom requested, payment and financial loss by Meurs, Tom, Junger, Marianne, Tews, Erik, Abhishta, Abhishta

“…In recent years, ransomware attacks have led to disastrous consequences for victims, not just due to the payment ransom amount but also due to the recovery…”
Get full text

Ransomware Economics: A Two-Step Approach To Model Ransom Paid by Meurs, Tom, Cartwright, Edward, Cartwright, Anna, Junger, Marianne, Hoheisel, Raphael, Tews, Erik, Abhishta, Abhishta

“…Ransomware poses a significant and pressing challenge in today's society. Mitigation efforts aim to reduce the profitability of ransomware attacks…”
Get full text

A privacy protection system for HbbTV in Smart TVs by Ghiglieri, Marco, Tews, Erik

“…The popularity of smart entertainment devices is growing every day. Products like blu-ray players, set-top boxes and Smart TVs (STV) with high connectivity are…”
Get full text

Lost and Found: Stopping Bluetooth Finders from Leaking Private Information by Weller, Mira, Classen, Jiska, Ullrich, Fabian, Waßmann, Denis, Tews, Erik

“…A Bluetooth finder is a small battery-powered device that can be attached to important items such as bags, keychains, or bikes. The finder maintains a…”
Get full text

Introducing the Robot Security Framework (RSF), a standardized methodology to perform security assessments in robotics by Vilches, Víctor Mayoral, Kirschgens, Laura Alzola, Calvo, Asier Bilbao, Cordero, Alejandro Hernández, Pisón, Rodrigo Izquierdo, Vilches, David Mayoral, Rosas, Aday Muñiz, Mendia, Gorka Olalde, Juan, Lander Usategi San, Ugarte, Irati Zamalloa, Gil-Uriarte, Endika, Tews, Erik, Peter, Andreas

“…Robots have gained relevance in society, increasingly performing critical tasks. Nonetheless, robot security is being underestimated. Robotics security is a…”
Get full text

An Efficient FPGA Implementation for an DECT Brute-Force Attacking Scenario by Molter, H.G., Ogata, K., Tews, E., Weinmann, R.-P.

“…We present a novel attacking scenario to break into secured DECT-GAP communication. To demonstrate the feasibility of our attack, we propose a brute-force…”
Get full text

Describing Data Format Exploits Using Bitstream Segment Graphs by Hartle, M., Schumann, D., Botchak, A., Tews, E., Muhlhauser, M.

“…Exploits based on data processing bugs are delivered through crafted data that seems to follow a data format, yet is altered in some way to trigger a specific…”
Get full text

Kann man mit DECT noch vertraulich telefonieren? by Nohl, Karsten, Tews, Erik

“…Zusammenfassung Nachdem Sicherheitslücken im veralteten DECT-Standards bereits auf dem CCC-Kongress im Dezember 2008 erkennbar wurden, präsentierten die…”
Get full text