An expectation of a signature system is that a signatory cannot dispute a signature. Aiming at this, the following questions arise: Can documents in electronic commerce on the Inte...
Existing authorization mechanisms fail to provide powerful and robust tools for handling security at the scale necessary for today's Internet. These mechanisms are coming unde...
This paper presents an extended architecture of a policy definition framework fine-tuned for service-oriented environments conforming to the SOA distributed processing paradigm. We...
Recent works on Internet risk management have proposed the idea of cyber-insurance to eliminate risks due to security threats, which cannot be tackled through traditional means suc...
Secure Multiparty Computation (SMC) has gained tremendous importance with the growth of the Internet and E-commerce, where mutually untrusted parties need to jointly compute a fun...