ISO 9362, also known as SWIFT-BIC, BIC code, SWIFT ID or SWIFT code, is a standard format of Business Identifier Codes approved by the ISO. It is a unqiue identification code for both financial and non-financial institutions. These codes are used when transferring money between banks, particularly for international wire transfers, and also for the exchange of other messages between banks.
IBAN: The international bank account number(IBAN) is an international standard for identifying bank accounts across national borders with a minimal risk of propagating transaction errors. It was originally adopted by the European Committee for Banking Standards, and was letter adopted as an international standard under ISO. The official IBAN registrar under ISO is SWIFT.
Please refer wike page:
http://en.wikipedia.org/wiki/ISO_9362
http://en.wikipedia.org/wiki/International_Bank_Account_Number
for detailed information.