In STOC’05, von Ahn, Hopper and Langford introduced the notion of covert computation. In covert computation, a party runs a secure computation protocol over a covert (or stegano...
Public-key cryptosystem (PKC) is one of inevitable key technologies in order to accomplish fruitful security applications in ubiquitous computing systems. The ubiquitous computer o...
Dong-Guk Han, Tsuyoshi Takagi, Tae-Hyun Kim, Howon...
the full version of the extended abstract which appears in Latincrypt '10 (august 8-11, 2010, Puebla, Mexico) M. Abdalla and P. Barreto Eds., Springer-Verlag, LNCS 6212, pages...
Cryptographic systems and protocols are the core of many Internet security procedures (such as SSL, SSH, IPSEC, DNSSEC, secure mail, etc.). At the heart of all cryptographic funct...
Abstract. Broadcast encryption provides a convenient method to distribute digital content to subscribers over an insecure broadcast channel. Traitor tracing is needed because some ...