Free CompTIA Network+ Training

Authentication is at the core of most security implementations. In this video, you’ll learn about local authentication, multi-factor authentication, RADIUS, TACACS, LDAP, Kerberos, and more. << Previous Video: Defense in Depth Next Video: Risk Management >> If you have a wireless router at home, you’ve probably connected to that router to make configuration changes. And […]

A layered defense provides the strongest security. In this video, you’ll learn about network segmentation, screened subnets, separation of duties, network access control, and honeypots. << Previous Video: Security Concepts Next Video: Authentication Methods >> When you’re dealing with information technology, there’s no single security technique that is guaranteed to keep out any type of

The CIA (or IAC) triad is a foundation of IT security. In this video, you’ll learn about the confidentiality, integrity, and availability of the CIA triad. << Previous Video: Availability Concepts Next Video: Security Concepts >> When we refer to the fundamentals of IT security, one common description is the CIA triad. Sometimes you’ll see

A network outage requires a recovery process to get everything running again. In this video, you’ll learn about recovery time objectives, recovery point objectives, mean time to repair, and mean time between failures. << Previous Video: Network Redundancy Next Video: CIA Triad >> We use a number of different metrics when we talk about recovering

A savvy network administrator includes redundancy options in their network designs. In this video, you’ll learn about active-passive, active-active, diverse paths, and high availability protocols. << Previous Video: Recovery Sites Next Video: Availability Concepts >> One way to implement redundant systems is to purchase two devices but have one of those devices operate at any

When a disaster happens, you’ll need a recovery site to continue operations. In this video, you’ll learn about cold sites, hot sites, warm sites, and cloud recovery sites. << Previous Video: Infrastructure Support Next Video: Network Redundancy >> Many organizations will create a disaster recovery plan that involves a separate facility. This is site resiliency,

It takes more than a network to keep a data center running. In this video, you’ll learn about UPS systems, power distribution systems, backup generators, HVAC, fire suppression, and more. << Previous Video: High Availability Next Video: Recovery Sites >> If you live in an area with common power outages, then you probably have a

Keeping the network running is a primary objective of any network administrator. In this video, you’ll learn about high availability, redundancy options, and NIC teaming, and other methods to maintain uptime and availability. << Previous Video: Network Documentation Next Video: Infrastructure Support >> One of the primary goals on our enterprise networks is to maintain