Which one is a standard international numbering system to identify an overseas bank account?

- An IBAN, or international bank account number, is a standard international numbering system developed to identify an overseas bank account. - The number starts with a two-digit country code, then two numbers, followed by several more alphanumeric characters.
- SWIFT code is usually paired with an IBAN (International Bank Account Number).
- Once the transfer is completed, the bank that receives the money issues a ‘SWIFT message’, a confirmation that funds were received that contains the full information about the transfer.

Source: investopedia.com