Abstract. The early adoption of a national, legal digital signature framework in Italy has brought forth a series of problems and vulnerabilities. In this paper we describe each of...
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...
The long-term preservation of digitally signed documents may be approached and analyzed from various perspectives, i.e. future data readability, signature validity, storage media ...
In this paper we propose the notion of security-by-contract, a mobile contract that an application carries with itself. The key idea of the framework is that a digital signature sh...
A fair contract signing protocol allows two potentially mistrusted parities to exchange their commitments (i.e., digital signatures) to an agreed contract over the Internet in a f...