Understanding Digital Signatures: Establishing Trust over the Internet and Other Networks details the business, legal, social, and technological issues surrounding Digital Signatures and public key infrastructure. This book explains this complex technology in terms that a businessperson can understand, covering the unique problems of on-line authentication, how digital signatures help to solve these problems, ways companies are using the technology in real life and issues with its usage. The book includes a list of product and service vendors, future potential and suggestions for companies considering implementation of digital signatures for their customers or employees.