Tetcos is an Indian company established in 1981, specializing in the manufacturing of telecommunication equipment. With a workforce of 11 to 50 employees, the company focuses on providing solutions in the realm of network simulation and analysis, particularly through its product, NetSim. The company's published documents indicate a strong emphasis on cybersecurity, specifically addressing vulnerabilities in wireless ad hoc networks. For instance, their work on sinkhole attacks in the Ad hoc On-Demand Distance Vector (AODV) protocol highlights the risks posed by malicious nodes that can intercept and manipulate network traffic. Tetcos utilizes NetSim to simulate and analyze these security threats, thereby aiding in the understanding of potential vulnerabilities in network communications. Additionally, their analytical reports, such as the capacity analysis of WiFi 802.11, reflect a commitment to providing detailed insights into network performance and security. Through these efforts, Tetcos contributes to advancing knowledge in telecommunications and network security within the manufacturing sector.