An electronic unlocking system includes an electronic lock and an electronic key. The electronic key includes processing circuitry and transmission circuitry. The processing circuitry is configured to obtain at least one piece of feature data when an unlock operation is triggered. The at least one piece of feature data includes data representing a user that triggers the unlock operation. The processing circuitry is configured to encrypt the obtained at least one piece of feature data to obtain encrypted data. The transmission circuitry is configured to send the encrypted data to the electronic lock to cause the electronic lock to execute the unlock operation.