2 papers
cs.CR2019
Anonymous and confidential file sharing over untrusted clouds
Stefan Contiu, Sébastien Vaucher, Rafael Pires +3
Using public cloud services for storing and sharing confidential data requires end users to cryptographically protect both the data and the access to the data. In some cases, the i…
cs.CR2018
IBBE-SGX: Cryptographic Group Access Control using Trusted Execution Environments
Stefan Contiu, Rafael Pires, Sébastien Vaucher +3
While many cloud storage systems allow users to protect their data by making use of encryption, only few support collaborative editing on that data. A major challenge for enabling…