Email payment gateway for e-commerce

An email payment gateway utilizing simple mail transfer protocol (SMTP) and an exchange of SMTP emails, the email payment gateway comprising:

• a database configured to store a plurality of identifiers including an identifier of a payor, payment information of the payor, an email address of the payor and an identifier of at least one email to be sent;
• a security module for generating a plurality of universal unique identifiers (UUIDs), the security module associating one of said plurality of UUIDs with each of said plurality of identifiers;
• at least one processor configured to generate a first SMTP email message addressed to the email address of the payor and associated with the at least one email to be sent;
• the first SMTP email message including a visible SMTP mailto link, wherein the visible SMTP mailto link includes:
• non visible information including a destination address field that includes an email address of the email payment gateway, a first UUID that is associated with a payment amount and a second UUID that is associated with the identifier of the payor, and an email body field that includes the identifier of the payor, an identifier of a payment amount, and the identifier of the email, wherein the visible mailto link is configured to, upon selection, generate a second SMTP email message, by a device of the payor, that includes said first and second UUIDs;
• a network interface configured to transmit the first SMTP email message to the payor;
• the network interface further configured to receive the second SMTP email message from the payor, the second SMTP email including the first and second UUIDs;
• wherein the second SMTP email message is automatically generated in response to the payor executing the visible SMTP mailto link of the first SMTP email message;
• and
• the at least one processor is further configured to process said first UUID to derive the payment amount and the second UUID to derive the payment, and to process the payment only if the first and second UUIDs are valid, on a condition of receiving the second SMTP email message from the device of the payor.