The OSI model is a useful description of data as is flows out of one computing device, across the network, and into another device. In this video, you’ll learn how the real-world maps to the world of the OSI model.
Protocols and the OSI Model – CompTIA Security+ SY0-401: 1.4 Read More »
We rely on the TCP and UDP protocols to keep all of our network traffic going to the right place at the right time. In this video, you’ll learn the differences between the two protocols and some of the most popular port numbers in use today.
Common Network Ports – CompTIA Security+ SY0-401: 1.4 Read More »
We have more storage than ever in our data centers. In this video, you’ll learn about NAS, SAN, Fibre Channel, and iSCSI storage technologies.
Storage Area Networking – CompTIA Security+ SY0-401: 1.4 Read More »
Without encryption, we would not be able to securely use our network connections. In this videos, you’ll learn how your browser encrypts all of the information you send to a web server using HTTPS or TLS/SSL.
HTTPS and TLS/SSL – CompTIA Security+ SY0-401: 1.4 Read More »
We rely on the DNS protocol for almost everything that we do on our networks. In this video, you’ll get an overview of the domain name services protocol and learn how it is used to convert names to IP addresses.
Every network and security manager makes extensive use of network management protocols. In this video, you’ll learn how ICMP and SNMP can be used to help manage and protect your network.
If you’re concerned about the security of your network connections, then the IPsec protocol suite is for you. In this video, you’ll learn the basics of IPsec technology.
IPv4 and IPv6 are some of the fundamental building-blocks of network communication. In this video, you’ll learn the structure and design of the IPv4 and IPv6 protocols.
Most of us rely on remote connectivity to enable us to perform our job. In this video, you’ll learn the important security considerations for remote access.
One of the fundamental foundations of information security is the concept of defense in depth. In this video, you’ll learn about defense in depth and some of the technologies used to implement defense in depth.
Defense in Depth – CompTIA Security+ SY0-401: 1.3 Read More »
