Browsing by Author "Athanasopoulos, Elias"
Now showing items 1-7 of 7
-
Conference Object
A feedback-based approach to reduce duplicate messages in unstructured peer-to-peer networks
Papadakis, Charis; Fragopoulou, Paraskevi; Markatos, Evangelos P.; Athanasopoulos, Elias; Dikaiakos, Marios D.; Labrinidis, Alexandros (Springer Science and Business Media, LLC, 2007)Resource location in unstructured P2P systems is mainly performed by having each node forward each incoming query message to all of its neighbors, a process called flooding. Although this algorithm has excellent response ...
-
Conference Object
KAuth: A Strong Single Sign-On Service based on PKI
Charalambous, Panayiotis; Karapetris, Marios; Athanasopoulos, Elias (2018)Digital Library
-
Conference Object
A Large-scale Analysis of Content Modification by Open HTTP Proxies
Tsirantonakis, Giorgos; Ilia, Panagiotis; Ioannidis, Sotiris; Athanasopoulos, Elias; Polychronakis, Michalis (2018)Open HTTP proxies offer a quick and convenient solution for routing web traffic towards a destination. In contrast to more elaborate relaying systems, such as anonymity networks or VPN services, users can freely connect ...
-
Conference Object
Practical Password Hardening Based on TLS
Diomedous, Constantinos; Athanasopoulos, Elias (Springer International Publishing, 2019)Text-based passwords are still the dominant form of user authentication in remote services. Beyond the many usability issues associated with handling several text-based passwords, security is also an important dimension. ...
-
Conference Object
Throwhammer: Rowhammer attacks over the network and defenses
Tatar, Andrei; Konoth, Radhesh Krishnan; Giuffrida, Cristiano; Bos, Herbert; Athanasopoulos, Elias; Razavi, Kaveh (USENIX Association, 2020)
-
Conference Object
Where's Wally? How to Privately Discover your Friends on the Internet
Papadopoulos, Panagiotis; Chariton, Antonios A.; Athanasopoulos, Elias; Markatos, Evangelos P. (Association for Computing Machinery, 2018)Internet friends who would like to connect with each other (e.g., VoIP, chat) use point-to-point communication applications such as Skype or WhatsApp. Apart from providing the necessary communication channel, these ...
-
Conference Object
Øpass: Zero-storage Password Management Based on Password Reminders
Tzagarakis, Giannis; Papadopoulos, Panagiotis; Chariton, Antonios A.; Athanasopoulos, Elias; Markatos, Evangelos P. (Association for Computing Machinery, 2018)A plethora of Internet services and applications require user authentication. Although many alternatives have been proposed, and despite the significant advancement in attackers' capabilities to perform password cracking, ...