The question of exactly how to explain or define a VPN is one that is often up for discussion amongst today’s network consumers and communications providers. If we look at the literal definition of the words virtual private network, it can help to understand what is, and what is not, a VPN.

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Network Time Protocol (NTP) is a standard protocol for synchronising the time of client computers on the Internet and computer networks. The protocol operates in a hierarchical manner, each level or stratum serving the next level in the hierarchy. At the highest level of the hierarchical structure i…

The Network Time Protocol (NTP) is an Internet protocol designed to propagate accurate time around a computer network. NTP utilises UDP over TCP/IP to synchronise network time clients to an accurate time reference. This article describes the security aspects of the NTP protocol and specifically usin…