In this video we discuss what is a DDOS attack. How Hackers Crash Any Website. How a DDOS works. How do you prevent and defend against a DDOS. And why do people do a DDOS attack. DDOS stands for distributed denial of service. And this is a cyber attack on a specific server or network with an intended purpose of disrupting that network or server’s normal operation. #ddos #ddosattack #ddosprotection Surf the internet safely and anonymously. Get the VPN that I use. https://nordvpn.com/powercert (affiliate) Get 74% off a 2-year plan + 4 months free. Topics Include: What is a DDOS?: 00:00 How it works - SYN Flood: 00:40 HTTP Flood: 03:17 DOS Attack: 03:58 DDOS Attack: 04:18 How to identify a DDOS: 05:13 How to prevent a DDOS: 06:00 Rate Limiting: 06:24 Web Application Firewall: 07:03 Load Balancer: 07:47 Why do people do it?: 08:15

Visit http://brilliant.org/PowerCert/ for a free 30 day trial and a 20% discount on the annual premium subscription. A honeypot is a deceptive mechanism that is used to draw in and catch cyber criminals so that an organization may examine their strategies and better prepare for their defenses. It serves as a safe haven where malicious activity can be observed, examined, and learned from without posing a threat to a real network. #honeypot #honeynet #cybersecurity

What is a load balancer? A load balancer is a piece of hardware or software that is used to evenly distribute data activity across a network so that no single server or computer becomes overwhelmed with the workload. #loadbalancer #loadbalancing ►►I personally use RoboForm as my password manager. Click the link and save 33% https://www.roboform.com/pricing-personal?affid=pcert (affiliate). Topics Include: Intro: 00:00 How it works: 01:35 Static Algorithms: 01:53 Dynamic Algorithms: 04:07 Benefits: 06:36 DDoS Protection: 07:14

Visit http://brilliant.org/PowerCert/ for a free 30 day trial and a 20% discount on the annual premium subscription A jump server (jump box, bastion host) is a server that allows you to securely access other servers or networks in a more limited security zone. It operates as a gateway, letting you access servers in a private network while keeping them safe from direct access from the outside. #jumpserver

Protect your identity. Click here https://aura.com/powercert to get a 14 day free trial and see if your personal information has been leaked online. Phishing is a very common type of internet fraud in which criminals try to fool people into giving private information, such as credit card numbers, passwords, or other personal information, by posing as a legitimate company or person. #phishing #phishingattacks #aura

► VLAN switch I purchased https://amzn.to/3F70pyn (Amazon affiliate) VLAN stands for virtual local area network. This is an animated video where vlans, trunking, tagging, vxlans and native vlans are discussed. #vlan A VLAN is a local area network where the computers, servers, and other network devices are logically grouped regardless of their physical location. It logically groups devices into separate network segments.. The purpose of a VLAN is for improved security, traffic management and to make a network more simple. Topics Include: Intro: 00:00 VLAN: 00:35 802.1Q Tagging/Trunking: 02:49 Native VLAN: 04:40 VLAN Review: 05:58 VxLAN: 06:31

What is MAC flooding? MAC flooding is an attack on a network where a hacker floods a switch with fraudulent MAC addresses in order to cause a disruption and expose sensitive data. ►Become a member: https://www.youtube.com/channel/UCJQJ4GjTiq5lmn8czf8oo0Q/join ►Get the VPN that I use (affiliate). https://nordvpn.com/powercert Save 75% on a 2-year plan + 4 months free My monitor (Purchased this on 11-9-25) that I use and recommend: https://amzn.to/4oCYS4o My keyboard https://amzn.to/3XJlSDb My mouse https://amzn.to/4pqvQpj Topics Include: Intro: 00:00 What is a MAC Address?: 00:16 Switch: 00:42 Hub: 01:36 Mac Flooding: 02:24 Prevention: 03:31

What is ARP spoofing? ARP spoofing or poisoning is when a device impersonates another device in order to intercept and steal data. My monitor (Purchased this on 11-9-25) that I use and recommend: https://amzn.to/4oCYS4o My keyboard https://amzn.to/3XJlSDb My mouse https://amzn.to/4pqvQpj

This is the animated CompTIA Network+ N10-009 Certification Course. 🟧 Download my CompTIA Net+ (N10-009) study guide http://www.powercert.com/comptianetworknew.html #comptianetwork #comptia #networking TIP JAR: https://www.paypal.me/PowerCert ►Get the VPN that I use (affiliate). https://nordvpn.com/powercert Save 75% on a 2-year plan + 4 months free ►My monitor (Purchased this on 11-9-25) that I use and recommend: https://amzn.to/4oCYS4o ►My keyboard https://amzn.to/3XJlSDb ►My mouse https://amzn.to/4pqvQpj (English, Arabic, Hindi, Spanish, German, French, Portuguese, Russian, Indonesian, Japanese, Indonesian, Italian, Hebrew, Dutch, Polish, and Ukrainian audio tracks available) ►Become a member: https://www.youtube.com/channel/UCJQJ4GjTiq5lmn8czf8oo0Q/join Copyrighted 2025 Chapters: 0:00 Intro Network Topologies and Types: 00:08 OSI Model: 06:33 Network Devices, Applications, & Functions: 11:34 Proxy: 17:15 CDN: 23:36 Virtualization, Cloud, & Connectivity: 26:12 VPC: 28:48 Ports, Protocols, Services, & Traffic Types: 37:17 Transmission Media & Transceivers: 47:18 IPv4 Addressing & Subnet Mask: 1:03:04 Subnet Mask 1:06:33 Modern Network Environments: 1:23:14 IPv6 Addressing: 1:33:37 VLAN & Switch Technologies: 1:39:34 Routing Technologies: 1:52:51 Wireless Devices & Technologies: 1:59:54 Factors of Physical Installations: 2:16:41 Organizational Processes & Procedures: 2:23:54 Network Monitoring Technologies: 2:33:40 Disaster Recovery: 2:43:32 DHCP: 2:49:00 DNS, Records, & Protocols: 2:56:53 VPN & Connection Methods: 3:09:22 Spanning Tree Protocol: 3:18:03 Network Security Concepts: 3:26:40 Types of Attacks: 3:37:47 Network Security & Defense: 3:45:34 Common Performance Issues: 3:49:34 Software / Hardware Tools & Commands: 3:56:15 Troubleshooting Methodology: 4:10:37 This video took 6 months to create. And it’s completely free to view. If you appreciate this video and want to help support my channel, please use my Amazon affiliate link *https://www.amazon.com/?tag=powe0ae-20* every time you make a purchase on Amazon. Save my link as a bookmark or favorite in your web browser. I get a small percentage of every sale. It costs you nothing. It’s completely free. Thank you!

What is DNS? DNS stands for domain name system. And DNS is used to resolve domain names to IP addresses. For a full explanation of DNS, click here: https://youtu.be/mpQZVYPuDGU

In this video we're going to discuss if a fast, high performance wifi router increases your internet speed. Some people think that if they get a new high performance wifi router that it will make their internet faster. But it doesn't. Fast Wi-Fi 7 Router that I recommend https://amzn.to/4m8IOXs (affiliate).

WiFi 7 - This is an animated video talking about the new features in WI-FI 7 (802.11be). WIFI 7 is the 7th generation of wifi that was released in 2024 and is the latest wireless standard that’s used in wireless devices. ►Exclusive Deal. Get the VPN that I use (affiliate). https://nordvpn.com/powercert Save 74% on a 2-year plan + 4 months free #wifi7 Topics Include: Introduction: 00:00 WiFI 7 speed: 00:32 6 GHz band: 01:00 320 MHz Ultra Wide Channel: 01:27 4K-QAM: 02:41 MLO: 03:57 Multi-RU Puncturing: 04:43 MU-MIMO: 05:44 VPN: 07:13

What is a routing table? A routing table is a file that contains a set of rules that shows information on what path a data packet takes to its destination. #ccna #router #ciscosystems There are audio tracks in different languages in this video. Go to the video that you want to watch. In the video player, select Settings . Select Audio. Choose your preferred language. Topics Include: What is a Routing Table?: 00:00 Directly Connected: 01:24 Static: 03:58 Dynamic: 10:14 Review: 11:44

What is a Virtual Private Cloud? A virtual private cloud is an isolated private network within a public cloud. There are audio tracks in different languages in this video. Go to the video that you want to watch. In the video player, select Settings . Select Audio. Choose your preferred language.

In his video we’re going to talk about a history of the (wireless) Wi-Fi standards and generations. Such as the 802.11 standards. ►Exclusive Deal. Get the VPN that I use (affiliate). https://nordvpn.com/powercert Save 73% on a 2-year plan + 4 months free There are audio tracks in different languages in this video. Go to the video that you want to watch. In the video player, select Settings . Select Audio. Choose your preferred language.