Verisign, Inc.

Stan J Simon

Atul Vijay Tulshibagwale

Robert Winslow Pratt

Gregory R Whitehead

Xinhong Yuan

A first user () requests a service provider () to create () a record of a transaction. The service provider () creates () a digital receipt (), which includes a description () of the transaction understandable by humans, tamper-proof evidence () of the transaction, and a verification prompt (). A second user () who desires to verify the transaction displays () the digital receipt () and activates () the verification prompt (). Upon activation, the tamper-proof evidence () is verified without requiring further human interaction to identify the tamper-proof evidence.

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Mountain View, CA, United States of America

Stan J Simon