Malicious software can cause significant damage to nearly any system or network. In this video, you’ll learn about different malware types and how attackers use ransomware to encrypt data and extort users for financial gain. << Previous: Social Engineering Next Video: Device Security >> One constant challenge we have both at home and in our […]
Attackers often use social engineering techniques to subvert existing security controls. In this video, you’ll learn about phishing, shoulder surfing, tailgating, piggybacking, and dumpster diving. << Previous: Rogue Services Next Video: Malware >> We’ve probably all seen an email come through our inbox that seems to be from one sender, but, in reality, it’s being
Social Engineering – CompTIA Network+ N10-009 – 4.2 Read More »
Gaining access to a traffic flow can be challenging for any attacker. In this video, you’ll learn how ARP poisoning and DNS poisoning can be used to perform on-path network attacks. << Previous: ARP and DNS Poisoning Next Video: Social Engineering >> We’ve become very accustomed to connecting to a network and receiving an IP
Gaining access to a traffic flow can be challenging for any attacker. In this video, you’ll learn how ARP poisoning and DNS poisoning can be used to perform on-path network attacks. << Previous: MAC Flooding Next Video: Rogue Services >> Spoofing is a term that describes when one person or device pretends to be another
ARP and DNS Poisoning – CompTIA Network+ N10-009 – 4.2 Read More »
An attacker can sometimes convince a switch to send information to places it normally wouldn’t. In this video, you’ll learn how MAC flooding can be used to turn a switch into a hub. << Previous: VLAN Hopping Next Video: ARP and DNS Poisoning >> In a computer, the MAC address is the Media Access Control
In most cases, it’s not possible to jump from one VLAN to another without a router. In this video, you’ll learn how attackers can use switch spoofing and double tagging to hop between VLANs. << Previous: Denial of Service Next Video: MAC Flooding >> On the switches that we use at home and in our
Some attackers would like your servers and networks to fail. In this video, you’ll learn about denial of service and how DoS amplification can be used to bring down a system with minimal resources. << Previous: Segmentation Enforcement Next Video: VLAN Hopping >> A denial of service is an action or series of actions that
Denial of Service – CompTIA Network+ N10-009 – 4.2 Read More »
Professor Messer’s Network+ Course Notes Get the latest! Click here to learn about my N10-008 Network+ downloadable PDF Course Notes. Professor Messer’s Interactive Labs Pack If you’re looking for the best hands-on labs, then you should go to the source. CompTIA has developed some of the most comprehensive and easy-to-use N10-008 Network+ labs available. Includes
Professor Messer’s N10-008 Network+ Study Group – August 2024 Read More »
Professor Messer’s Security+ Success Bundle: Have you watched my CompTIA Security+ videos, but you’d like a downloadable version that includes Course Notes and Practice Exams? You can find all of this and more in my Security+ Success Bundle. How well do you know your Security+ exam objectives? Follow along with our Q&A in this replay
Professor Messer’s SY0-701 Security+ Study Group – August 2024 Read More »
Segmentation can be an important method of managing security. In this video, you’ll learn about Internet of Things (IoT) segmentation, SCADA, operational technology, guest networks, and BYOD. << Previous: Regulatory Compliance Next Video: Denial of Service >> In IT security, segmentation can be a very valuable tool. We may want to physically separate devices from
Segmentation Enforcement – CompTIA Network+ N10-009 – 4.1 Read More »
