| CPC G06Q 20/12 (2013.01) [G06Q 20/38215 (2013.01)] | 18 Claims |

|
1. A method that improves security of a transaction by utilizing Simple Mail Transfer Protocol (SMTP), the method comprising:
receiving, by a device of a user, a selection of a mailto link displayed on a website of a vendor server;
in response to the selection of the mailto link, executing by the device, an executable causing the device to perform the steps of:
generating an email response message addressed to an e-commerce system,
embedding a token to the email response message, wherein the token comprises a version frame and an email address of the user, and
sending the email response message to the e-commerce system; and
on a condition that the user is authenticated by the e-commerce system, receiving, by the device, a confirmation message from the vendor server,
wherein the user is authenticated by the e-commerce system:
decoding the token contained in the email response message to determine the version frame and the email address of the user,
validating the token based on the determination of the version frame and the email address of the user, and
sending a validation message to the vendor server based on the validating.
|