Secure, anonymous and unobservable communication is becoming increasingly important due to the gradual erosion of privacy in many aspects of everyday life. This prompts the need f...
Often authentication and confidentiality are required as simultaneous key requirements in many cryptographic applications. The cryptographic primitive called signcryption effective...
S. Sharmila Deva Selvi, S. Sree Vivek, C. Pandu Ra...
Abstract. Dittmann, Katzenbeisser, Schallhart and Veith (IACR ePrint 2004) introduced the notion of invertible media authentication schemes, embedding authentication data in media ...
There is a natural intuitive match between anonymity and information theory. In particular, the maximal anonymity loss in anonymity protocols can be matched to the information the...
—Anonymous communication protocols must achieve two seemingly contradictory goals: privacy (informally, they must guarantee the anonymity of the parties that send/receive informa...