This paper presents a secure constant-round password-based group key exchange protocol in the common reference string model. Our protocol is based on the group key exchange protoco...
Task-specific groups are often formed in an ad-hoc manner within big structures, like companies. Take the following typical scenario: A high rank manager decides that a task force...
If multicast communication appears as the most efficient way to send data to a group of participants, it presents also more vulnerabilities to attacks and requires services such as...
d abstract) Prateek Gupta and Vitaly Shmatikov The University of Texas at Austin We present a cryptographically sound formal method for proving correctness of key exchange protoco...
Specific applications like military or public emergency ones require secure group communication in ad hoc environments. The most suitable solution to provide the expected level of...
Mohamed Salah Bouassida, Isabelle Chrisment, Olivi...