242 citations · 684 across the 44 of their papers we have counts for
5 papers · 1 filter
IntegriScreen: Visually Supervising Remote User Interactions on Compromised Clients
Ivo Sluganovic, Enis Ulqinaku, Aritra Dhar +3
Remote services and applications that users access via their local clients (laptops or desktops) usually assume that, following a successful user authentication at the beginning of…
2FE: Two-Factor Encryption for Cloud Storage
Anders Dalskov, Daniele Lain, Enis Ulqinaku +2
Encrypted cloud storage services are steadily increasing in popularity, with many commercial solutions currently available. In such solutions, the cloud storage is trusted for data…
Composite Enclaves: Towards Disaggregated Trusted Execution
Moritz Schneider, Aritra Dhar, Ivan Puddu +2
The ever-rising computation demand is forcing the move from the CPU to heterogeneous specialized hardware, which is readily available across modern datacenters through disaggregate…
Frontal Attack: Leaking Control-Flow in SGX via the CPU Frontend
Ivan Puddu, Moritz Schneider, Miro Haller +1
We introduce a new timing side-channel attack on Intel CPU processors. Our Frontal attack exploits timing differences that arise from how the CPU frontend fetches and processes ins…
Snappy: Fast On-chain Payments with Practical Collaterals
Vasilios Mavroudis, Karl Wüst, Aritra Dhar +2
Permissionless blockchains offer many advantages but also have significant limitations including high latency. This prevents their use in important scenarios such as retail payment…