The present disclosure is related to a biological recognition technology-based mobile payment device, method and apparatus, and a storage medium. The method includes receiving, by a payment Trusted Application (TA) that operates in a Trusted Execution Environment (TEE) on a device, a call request from one of a plurality of third party payment applications that are installed on the device and operate with the payment TA, determining content to be encrypted and an encryption parameter for performing encryption based on the call request, acquiring a result of biometric recognition from a biometric recognition application, encrypting the content according to the encryption parameter and the result of biometric recognition and returning the encrypted content to the third party payment application that generates the call request, for the third party payment application to perform a pay tent-related operation based on the encrypted content.