Public key based authentication and key exchange protocols are not usually designed with privacy in mind and thus involve cleartext exchanges of identities and certificates before ...
Abstract—Most contemporary security mechanisms and protocols include exchange of random or time-variant nonces as an essential means of protection against replay and other threat...
The standard solution for user authentication on the Web is to establish a TLS-based secure channel in server authenticated mode and run a protocol on top of TLS where the user en...
Sebastian Gajek, Mark Manulis, Ahmad-Reza Sadeghi,...
We designed a secure key registration system based on the proactive secret-sharing scheme. A user can register important data such as a session key to a distributed system in a (t...
Despite the advantages offered by pure Peer-to-Peer (P2P) networks (e.g. robustness and fault tolerance), a crucial requirement is to guarantee basic security properties, such as ...