This article discusses the connectivity and security threats in the Internet of Things (IoT) environment. It explores the challenges and risks associated with IoT devices and networks, such as insecure web interfaces, authentication issues, lack of transport encryption, privacy concerns, and poor physical security. The article also highlights relevant technologies and their applications in IoT, as well as gaps in the existing literature. Overall, it provides insights into the vulnerabilities of IoT and offers potential solutions to enhance security and protect data.