Slide 1 E-mail Security Introduction to E-mail Introduction to E-mail Privacy Enhanced Mail (PEM) Privacy Enhanced Mail (PEM) The Certification System The Certification System…
Slide 1 Higher Computing Network Protocols, the OSI model and IP addresses Slide 2 What is a protocol? A set of rules agreed upon in order to communicate successfully. These…
Slide 1 Data and Information Slide 2 Difference between Data and Information What is Data? What is Data? Age, Height, Weight, Score, … Age, Height, Weight, Score, … What…
Slide 1 Computer Networks26-1 Chapter 26. Remote Logging, Electronic Mail and File Transfer Slide 2 Computer Networks26-2 Remote Logging TELNET is a general-purpose client/server…