A semiconductor device for provisioning secure information of a demander includes a device key storage configured to store a device key provisioned by a supplier of the semiconductor device, a master key generator configured to generate, based on the device key and demander data provisioned by the demander, a master key of the demander by using a first operation shared with the supplier and a second operation shared with the demander, and a cryptographic engine configured to perform a cryptographic operation based on the master key.