Data reading method and device, electronic equipment and storage medium

The invention provides a data reading method and device, electronic equipment and a storage medium, and the method comprises the steps: responding to a first access request of external storage equipment, and carrying out the authority verification of the first access request; after the permission verification is passed, establishing a transmission channel with the external storage device; reading the target data from the firmware storage area; and sending the target data to the external storage device through the transmission channel, so that the external storage device writes the received target data into a target storage area in the external storage device. 本申请提供了一种数据读取方法、装置、电子设备及存储介质，该方法包括：响应于获得外接存储设备的第一访问请求，对第一访问请求进行权限验证；在权限验证通过后，与外接存储设备建立传输通道；从固件存储区域中读取目标数据；将目标数据通过传输通道发送给外接存储设备，以使外接存储设备将接收的目标数据写入外接存储设备中的目标存储区域。