70 citations · 315 across the 29 of their papers we have counts for
8 papers · 1 filter
The coin that never sleeps. The privacy preserving usage of Bitcoin in a longitudinal analysis as a speculative asset
Emmanouil Karampinakis, Michalis Pachilakis, Panagiotis Papadopoulos +2
Bitcoin is the first and undoubtedly most successful cryptocurrecny to date with a market capitalization of more than 100 billion dollars. Today, Bitcoin has more than 100,000 supp…
ZKSENSE: A Friction-less Privacy-Preserving Human Attestation Mechanism for Mobile Devices
Iñigo Querejeta-Azurmendi, Panagiotis Papadopoulos, Matteo Varvello +3
Recent studies show that 20.4% of the internet traffic originates from automated agents. To identify and block such ill-intentioned traffic, mechanisms that verify the humanness of…
Filter List Generation for Underserved Regions
Alexander Sjosten, Peter Snyder, Antonio Pastor +2
Filter lists play a large and growing role in protecting and assisting web users. The vast majority of popular filter lists are crowd-sourced, where a large number of people manual…
VPN0: A Privacy-Preserving Decentralized Virtual Private Network
Matteo Varvello, Iñigo Querejeta Azurmendi, Antonio Nappa +3
Distributed Virtual Private Networks (dVPNs) are new VPN solutions aiming to solve the trust-privacy concern of a VPN's central authority by leveraging a distributed architecture.…
No More Chasing Waterfalls: A Measurement Study of the Header Bidding Ad-Ecosystem
Michalis Pachilakis, Panagiotis Papadopoulos, Evangelos P. Markatos +1
In recent years, Header Bidding (HB) has gained popularity among web publishers, challenging the status quo in the ad ecosystem. Contrary to the traditional waterfall standard, HB…
YourAdvalue: Measuring Advertising Price Dynamics without Bankrupting User Privacy
Michalis Pachilakis, Panagiotis Papadopoulos, Nikolaos Laoutaris +2
The Real Time Bidding (RTB) protocol is by now more than a decade old. During this time, a handful of measurement papers have looked at bidding strategies, personal information flo…