Connection

Internet

ARPAnet

firewall?

((Nah, ARPAnet was the product of the Strategic Defense Initiative, the goal being to connect computers together so that work could be offloaded and when one went offline the others could take its files and such. Predecessor of the Internet.))
Windows

huh i shouldve searched it up on google LOL
oh well the word is
eight

Infinity

Numbers.

Mathematics

Education