👉 Nonentry, also known as non-existence or absence of entry, is a concept in philosophy and computer science that refers to situations where no information is being transmitted between two parties. It can be seen as a state where there are no communication channels or data exchange. In computer science, it's often used in the context of network protocols like TCP/IP (Transmission Control Protocol/Internet Protocol) to describe situations where one party does not have access to any information or resources that would allow them to communicate