PayTo protocol
| Developed by | IETF |
|---|---|
| Website | RFC 8905 |
PayTo: is a standardized protocol defined in RFC 8905 for representing payment addresses in a human-readable format. It enables users and software to interact with payment details across different financial networks and digital asset systems.
Overview
The PayTo: protocol provides a flexible and extensible mechanism for specifying payment destinations. It can be used for traditional banking systems, cryptocurrencies, and other digital payment systems. The protocol ensures a unified format for payment addresses, reducing errors and simplifying automation in financial transactions.
RFC 8905 defines the structure of PayTo: URIs, allowing encoding of payment information such as account numbers, cryptocurrency addresses, and payment references.
Specification
According to RFC 8905, a PayTo: URI follows the general syntax:
payto://<scheme>/<address>?<parameters>Where:
- scheme specifies the payment method (e.g., "iban", "bitcoin", "ethereum").
- address is the recipient’s payment identifier.
- parameters (optional) include metadata such as amount, currency, or payment reference.
Example PayTo: URI:
payto://iban/DE89370400440532013000?amount=eur:100.00This URI instructs a payment processor to send €100.00 to the IBAN account "DE89370400440532013000".
Implementation and Adoption
Several software libraries and implementations support the PayTo: protocol, enabling its integration into payment platforms and financial applications.
Libraries and SDKs
Developers can use open-source libraries to integrate PayTo: URI handling in applications:
- flutter_paytorl – A Flutter package for handling PayTo: URIs.
- payto-rl – A Rust library for parsing and generating PayTo: URIs.
These libraries allow for easier adoption of PayTo: in mobile applications, wallets, and financial services.
Use Cases
PayTo: has several applications in digital finance, including:
- Banking applications: Simplifying payment initiation via QR codes or links.
- Cryptocurrency wallets: Standardizing address formats for cross-network payments.
- Automated invoicing: Embedding structured payment requests in electronic invoices.
References
- The "payto" URI Scheme for Payments. doi:10.17487/RFC8905. RFC 8905.
- "flutter_paytorl". GitHub.
- "payto-rl". GitHub.
External Links
This article "PayTo protocol" is from Wikipedia. The list of its authors can be seen in its historical and/or the page Edithistory:PayTo protocol. Articles copied from Draft Namespace on Wikipedia could be seen on the Draft Namespace of Wikipedia and not main one.
