What does Internet Protocol actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Ethernet is a layer 2 data link protocol that is widely used with the TCP/IP protocol, which resides at layers 3 and 4. To understand network communications, it is essential to learn about the ...

The TCP/IP protocol itself has many interoperable implementations, so when two parties are communicating, each could have its own low-level behavior—another fact the programmer should be aware of.

Vint Cerf invented the protocol that rules them all: TCP/IP. Most people have never heard of it. But it describes the fundamental architecture of the internet, and it made possible Wi-Fi, Ethernet ...

TCP/IP is the collection of protocols that manages connectivity across the Internet. Because system attacks that take advantage of flaws and weaknesses in the protocol generally do not get as much ...

This marked the first time the TCP/IP protocol – the same protocol that underpins today's internet – was used to send information across not one, not two, but three independent computer networks.