Networks and communications
TCP/IP Model
Transmission Control Protocol / Internet Protocol (TCP/IP) is a set of communication protocols which specify how data is transferred across networks (and therefore the internet). […]
Encryption
Transferring data over networks is inherently insecure. The traffic passes through multiple routers and if any of those routers are compromised by a hacker or […]
Communication Protocols
Protocols are agreed forms of communication. Computer networks require protocols to transfer different types of data reliably and efficiently – and sometimes securely – most protocols […]
Network Topology
Topology is the arrangement of network devices and their connection. The star topology is most commonly used as it is the most fault tolerant. If […]
Transmission media
Transmission media (or medium) refers to any method of network connection, whether it is wired or wireless. They all transfer packets of data using different […]
Network Hardware
These pieces of equipment are just some of the network components required to create computer communication networks. You need to know what they are […]