Description: Local device security refers to the protective measures implemented to safeguard devices operating within a local environment, such as home or business networks. This security is crucial in the context of the Internet of Things (IoT), where a variety of devices, from security cameras to smart thermostats, are connected and can be vulnerable to cyberattacks. The main features of local device security include user authentication, data encryption, regular firmware updates, and network segmentation. These measures help prevent unauthorized access and protect the integrity and confidentiality of information. The relevance of this security lies in the growing number of connected devices and the need to protect both user privacy and system functionality. As more devices are integrated into daily life, local device security becomes a fundamental aspect of ensuring a safe and reliable digital environment.