In traditional commerce, brokers act as middlemen between customers and providers, aggregating, repackaging and adding value to products, services or information. In the broadest ...
Customers are usually passive in an electronic commerce transaction. Based on a new two times concurrent signature, this article presents a fair electronic payment (E-payment) pro...
Every novel cooperative arrangement of mutually suspicious parties interacting electronically -- every smart contract -- effectively requires a new cryptographic protocol. However,...
Abstracting from basic communication mechanisms such as transactionally secure remote procedure calls and remote database access mechanisms, this includes service trading and bro...
Michael Merz, Frank Griffel, M. Tuan Tu, Stefan M&...
Abstract. Based on the specific characteristics of electronic commerce (ECommerce) requirements for an adequate system support, this contribution gives an overview of the respectiv...