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When admitting electronic media as a means for citizens to approach public authorities – i.e., when advancing official proceedings towards e-Government – security is an indispensable precondition for concerns of legal certainty and for achieving acceptance by the citizens. While the security-enabling technologies such as smart-cards, digital signatures, and(More)
1. SUMMARY In recent years, there has been increasing interest in interconnecting satellite and ATM networks because both share common characteristics of the ability to provide bandwidth-on-demand and flexibility of integrating voice, video and data services. There are several new satellite constellation proposals that support multimedia service and(More)