Secure real-time transactions

Abstract

A method including receiving, at a transaction system from a first entity, a request including a merchant identifier associated with a merchant. The transaction system can be in data communication with a first financial institution that maintains one or more first accounts of a consumer and a second financial institution that maintains a second account of the merchant. The one or more first accounts can include at least one non-demand deposit account. The transaction system can be maintained by an entity that is different from the merchant, the first financial institution, and the second financial institution. The consumer can use a mobile device at a store of the merchant to authorize paying a payment amount for one or more items in a transaction using the one or more first accounts. The method also can include determining, at the transaction system, an account identifier of the second account of the merchant maintained by a second financial institution using a merchant account database. The method additionally can include sending the account identifier from the transaction system to the first financial institution. The method further can include receiving, at the transaction system from the first financial institution, payment information regarding a payment to be made to the second account from the one or more first accounts. The payment information can include a transaction identifier, the account identifier of the second account, and the payment amount. The method additionally can include sending, from the transaction system to the second financial institution, the payment information, such that a point-of-sale terminal at the store of the merchant receives a notification of payment for the transaction in real-time while the consumer remains at the store of the merchant. Other embodiments are provided.