Network access control (NAC) is an important part of IT security. In this video, you’ll learn about posture assessments, compare persistent and dissolvable agents, and agentless NAC. << Previous Video: Firewalls Next: Proxy Servers >> There are a number of different ways to control access to your network. When we’re setting up a firewall on […]
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The firewall is a staple of IT security. In this video, you’ll learn about stateless vs. stateful firewalls, UTMs, next-generation firewalls, web application firewalls, and more. << Previous Video: Secure Networking Next: Network Access Control >> If you’re connected to the internet at home or in your office, then you are using a firewall to
A secure network will include a number of different security controls. In this video, you’ll learn about DNSSEC, out-of-band management, QoS, taps, port mirrors, and more. << Previous Video: Port Security Next: Firewalls >> In the previous video, we describe some of the DNS security mechanisms that we’ve recently created. Because originally DNS was built
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We have many security protections that can be applied to our switch and router interfaces. In this video, you’ll learn about broadcast storm control, loop protection, DHCP snooping, MAC filtering, and more. << Previous Video: Virtual Private Networks Next: Secure Networking >> In this video, we’re going to talk about port security. We’re talking about
We use VPNs to maintain the security of our data over insecure networks. In this video, you’ll learn about SSL VPNs, HTML5 VPNs, L2TP, IPSec, and more. << Previous Video: Network Segmentation Next: Port Security >> A Virtual private network, or VPN is a way to send data securely through a network that normally would
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Network segmentation is a common security control, and there are many ways to implement segmentation. In this video, you’ll learn about VLANs, screened subnets, extranets, intranets, and more. << Previous Video: Load Balancing Next: Virtual Private Networks >> IT security is all about segmentation. It’s about allowing or disallowing traffic between different devices. We can
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Load balancers provides many options for keeping services available and efficient. In this video, you’ll learn about load balancing, scheduling, affinity, and active/passive load balancing. << Previous Video: Application Hardening Next: Network Segmentation >> If you’re watching this video on the Professor Messer website, then you are taking advantage of load-balancing technology. Load balancing is
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There are some best practices to use when managing the security of applications. In this video, you’ll learn how to harden application through the use of port filters, registry settings, disk encryption, patch management, and more. << Previous Video: Application Security Next: Load Balancing >> As a security professional, there are a number of techniques
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Application development use a number of different techniques to keep our applications secure. In this video, you’ll learn about input validation, fuzzing, secure cookies, code signing, and more. << Previous Video: Database Security Next: Application Hardening >> As security professionals, we’re tasked with making sure that our applications and operating systems are always updated to
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