A voltage attack detection circuit, comprising: at least one voltage regulation circuit, wherein the at least one voltage regulation circuit is connected to an external supply respectively, the at least one voltage regulation circuit is configured to convert the external supply to at least one internal supply, and the at least one internal supply is configured to output at least one first voltage respectively; at least one voltage sensor, wherein the at least one voltage sensor is connected to the at least one internal supply respectively, to receive the at least one first voltage respectively, each voltage sensor of the at least one voltage sensor is configured to output a first signal based on a received reference voltage and a received first voltage of the at least one first voltage, and the first signal is configured to indicate whether the received first voltage is within a preset voltage range; characterised in that the voltage attack detection circuit further comprises: a reference voltage generation circuit and a reference voltage detection circuit; wherein the reference voltage generation circuit is configured to generate the reference voltage, the reference voltage detection circuit is connected to the reference voltage generation circuit, the reference voltage detection circuit is configured to receive the reference voltage and output an indication signal, and the indication signal is configured to indicate whether the reference voltage is abnormal; wherein each voltage sensor of the at least one voltage sensor is further configured to receive the indication signal, such that each voltage sensor of the at least one voltage sensor outputs the first signal according to a received indication signal. at least one voltage regulation circuit, wherein the at least one voltage regulation circuit is connected to an external supply respectively, the at least one voltage regulation circuit is configured to convert the external supply to at least one internal supply, and the at least one internal supply is configured to output at least one first voltage respectively; at least one voltage sensor, wherein the at least one voltage sensor is connected to the at least one internal supply respectively, to receive the at least one first voltage respectively, each voltage sensor of the at least one voltage sensor is configured to output a first signal based on a received reference voltage and a received first voltage of the at least one first voltage, and the first signal is configured to indicate whether the received first voltage is within a preset voltage range; characterised in that the voltage attack detection circuit further comprises: a reference voltage generation circuit and a reference voltage detection circuit; wherein the reference voltage generation circuit is configured to generate the reference voltage, the reference voltage detection circuit is connected to the reference voltage generation circuit, the reference voltage detection circuit is configured to receive the reference voltage and output an indication signal, and the indication signal is configured to indicate whether the reference voltage is abnormal; wherein each voltage sensor of the at least one voltage sensor is further configured to receive the indication signal, such that each voltage sensor of the at least one voltage sensor outputs the first signal according to a received indication signal. a reference voltage generation circuit and a reference voltage detection circuit; wherein the reference voltage generation circuit is configured to generate the reference voltage, the reference voltage detection circuit is connected to the reference voltage generation circuit, the reference voltage detection circuit is configured to receive the reference voltage and output an indication signal, and the indication signal is configured to indicate whether the reference voltage is abnormal; wherein each voltage sensor of the at least one voltage sensor is further configured to receive the indication signal, such that each voltage sensor of the at least one voltage sensor outputs the first signal according to a received indication signal.