Everything needed to connect your visitors to your web site: the communication via URLs, your domain name, your email system, your protection via firewall and data encryption. This is the network stack.
|Layer||Technologies||Read more . . .|
|The magic of URLs within the request/response protocol.
||HTTP is both familiar and mysterious.|
|Using iptables to block inbound or outbound port-based services.
||Firewalls trap rogue use of your network.|
|SMTP, POP, and IMAP for email transfer and delivery.
||Queues make disconnected networks possible.|
|Certificates, trust authorities, public/private keys, and the TLS/SSL protocol.
||Hackers, crackers and cyberworld encryption.|
|DNS: The Energizer Bunny of the Internet.
||It's all just a bunch of numbers.|