The main benefit of signed firmware is that

The main benefit of signed firmware is that it allows the device to verify the integrity and authenticity of the firmware before it is installed. This process ensures that the firmware has not been tampered with and is from a trusted source, thereby enhancing the security of the device. Signed firmware prevents unauthorized or malicious firmware from being installed, which is crucial for maintaining the security and reliability of network devices. Axis documentation emphasizes the importance of signed firmware in protecting devices from potential security threats by verifying the firmware's integrity.