10 February 2021, 11:36 am EST By Cybersecurity online ( Pexels/Pixabay ) The vulnerabilities in the communications protocols that are used by millions of Internet of Things or IoT and operational technology or OT devices could let cyber attackers and hackers to intercept sensitive data and manipulate data. Vulnerabilities in some TCP/IP stacks have been laid out by cybersecurity researchers at Forescout, who dubbed the nine new vulnerabilities as Number Jack. Internet of Things prone to attack Project Memoria, an initiative examining vulnerabilities in TCP/IP stacks and how to mitigate them is part of the ongoing research about the vulnerability of cybersecurity.