Transactions conducted across the World Wide Web enable increased service availability and higher convenience at all levels. The web has been embraced for a significant amount of commercial and personal communication in nearly all regions, and increasingly, governments across the world are looking to provide internet-enabled services to citizens. In order that the Internet can be used to carry out sensitive operations, each party involved in a transaction or communication has to be able to confirm their identity in a trusted way. Data protection is also a priority to ensure secure and trustworthy transactions. Traditionally, it has been challenging to implement efficient solutions which address the above requirements and those that have been implemented have not been flawless. As a result, the reputation of Internet-based transactions has suffered and none of the systems widely deployed today has been bullet proof against increasingly sophisticated attacks. Guillaume Forget and Alexandre Stervinou of Cryptomathic explain.
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