Does the author know what they’re writing about? It is always a good idea to check who the authors of text books are. For example, if you are reading a book on TCP/IP by Douglas Comer, then you should find out who Douglas Comer is to see if he is a Continue Reading
TCP/IP
Introduction to cyber security – Week 4, Networking and Communications
What is the internet? Hierarchy of individual networks – from LANs to telephone networks. A network of networks. Two key design factors: No central controlling computer. All machines would have the same authority. Information should be deliverable along any route thereby being able to bypass machines which are unavailable. No Continue Reading