Older 802.11 networks are susceptible to deauthentication attacks. In this video, you’ll learn how deauthentication attacks work and how to prevent them on your wireless network. << Previous Video: Password Attacks Next Video: Social Engineering >> Here’s a scenario you might find yourself in. You’re on a wireless network, working normally, and then all of […]
Deauthentication – N10-008 CompTIA Network+ : 4.2 Read More »
Attackers have many tools for attacking passwords and user credentials. In this video, you’ll learn about password hashes, brute force attacks, and dictionary attacks. << Previous Video: Malware and Ransomware Next Video: Deauthentication >> We use usernames and passwords to authenticate into many different systems. This could be an operating system or an application. But
Password Attacks – N10-008 CompTIA Network+ : 4.2 Read More »
Malware infections can create unexpected downtime and data breaches. In this video, you’ll learn about malware and ransomware. << Previous Video: Rogue Services Next Video: Password Attacks >> Malware is software that’s been installed onto your system that’s designed to be malicious. For example, you might have malware installed that gathers information from the keystrokes
Malware and Ransomware – N10-008 CompTIA Network+ : 4.2 Read More »
Keeping rogue devices off the network is an important security policy. In this video, you’ll learn about rogue DHCP servers, rogue access points, and evil twins. << Previous Video: Spoofing Next Video: Malware and Ransomware >> When most people connect to a network, their device is assigned an IP address from an existing DHCP, or
Professor Messer’s Network+ Course Notes: Have you watched my CompTIA Network+ videos, but you’d like to have all of the notes available in one place? With these detailed Network+ study guides, you can focus your study efforts and make your study time more efficient! Audio Replay:
Professor Messer’s N10-008 Network+ Study Group – November 2021 Read More »
Spoofing allows an attacker to appear as a legitimate network user. In this video, you’ll learn about IP spoofing, MAC spoofing, and how to identify and stop these attack types. << Previous Video: VLAN Hopping Next Video: Rogue Services >> If there’s a device on your network that is pretending to be a completely different
VLANs are designed to prevent communication between subnets. In this video, you’ll learn how an attacker can use VLAN hopping to circumvent VLAN segmentation. << Previous Video: On-path Attacks Next Video: Spoofing >> If you look at the network configuration on your enterprise network, you’ll notice there are many different VLANs that have been configured.
If an attacker can get into the middle of a conversation, they can effectively read and modify all network communication. In this video, you’ll learn about on-path attacks and how to prevent them. << Previous Video: Denial of Service Next Video: VLAN Hopping >> When we communicate to a web server, we’re usually assuming that
On-path Attacks – N10-008 CompTIA Network+ : 4.2 Read More »
Some attackers are interested in causing as much downtime as possible. In this video, you’ll learn about denial of service attacks and how bots and botnets are used to create network service outages. << Previous Video: Risk Management Next Video: On-path Attacks >> A very broad description of a denial of service is when someone
Denial of Service – N10-008 CompTIA Network+ : 4.2 Read More »
