• Security notions for cloud storage and deduplication 

      Boyd, Colin Alexander; Davies, Gareth Thomas; Gjøsteen, Kristian; Raddum, Håvard; Toorani, Mohsen (Journal article; Peer reviewed, 2018)
      Cloud storage is in widespread use by individuals and enterprises but introduces a wide array of attack vectors. A basic step for users is to encrypt their data, yet it is not obvious what security properties are required ...
    • Side channels in deduplication: trade-offs between leakage and efficiency 

      Armknecht, Frederik; Boyd, Colin Alexander; Davies, Gareth Thomas; Gjøsteen, Kristian; Toorani, Mohsen (Chapter, 2017)
      Deduplication removes redundant copies of files or data blocks stored on the cloud. Clientside deduplication, where the client only uploads the file upon the request of the server, provides major storage and bandwidth ...