Complete Computer Networking & Network Security for Beginners

If you are starting from zero and want to understand computer networking and network security properly, this video is made for you. This is a complete beginner-friendly foundation video that explains how computer networks actually work and how security fits into networking in the real world. You don’t need any prior IT background, coding knowledge, or cybersecurity experience to follow this session. In this video, we start from the absolute basics — what a computer network is and why it exists — and slowly build your understanding step by step. You will learn about network topologies, network devices, protocols, the OSI model, and how all of this connects to information security, cybersecurity, and cryptography. Instead of memorising definitions, the focus is on conceptual clarity. This is the kind of understanding you need if you are preparing for: Cybersecurity careers SOC or network security roles CompTIA Network+ / Security+ CISSP or GRC foundations Engineering or IT fundamentals We also explain how networking knowledge becomes the backbone of cyber security — how data flows, where attacks happen, and where security controls are applied. You will clearly understand the difference between networking, information security, cyber security, and cryptography, without confusion. This video is intentionally designed to stay relevant for years. Networking fundamentals do not change every year — protocols, models, and concepts remain the same — which makes this an evergreen learning resource you can return to anytime. If you are searching for: computer network basics network security for beginners OSI model explained simply networking fundamentals for cybersecurity network devices and protocols explained difference between infosec, cyber security and cryptography You will find everything here in one structured, beginner-friendly explanation. CISO talks https://www.youtube.com/playlist?list=PL0hT6hgexlYwPTD-wC3oFBe27VGEiizg1 NIST Series https://www.youtube.com/watch?v=VcC_KabV_Ho&list=PL0hT6hgexlYy0vBwMv0eteiyAxB48RQzy&pp=gAQBiAQB GRC Series https://www.youtube.com/watch?v=mq_vSLHm4r0&list=PL0hT6hgexlYztA41j1bceTfVagP9mtq28&pp=gAQB ISO 27001 Video https://www.youtube.com/watch?v=sQqJH2naU6I&t=1454s&pp=ygUeaXNvIDI3MDAxIGltcGxlbWVudGF0aW9uIHN0ZXBz ISO 27001 Implementation Guide https://www.youtube.com/watch?v=GBfwk10Hh-o&pp=ygUeaXNvIDI3MDAxIGltcGxlbWVudGF0aW9uIHN0ZXBz GRC Practical Series https://www.youtube.com/playlist?list=PL0hT6hgexlYztA41j1bceTfVagP9mtq28 GRC Interview https://www.youtube.com/playlist?list=PL0hT6hgexlYz1Usn1Nrnur6OzVoz59zyl Internal Audit https://www.youtube.com/playlist?list=PL0hT6hgexlYyNWBcGYfabwumCr0GKmLWv Study with Me Telegram Group https://t.me/Infoseclearning #ComputerNetworking #NetworkSecurity #NetworkingBasics #CyberSecurityBasics #InfoSec #OSImodel #NetworkProtocols #NetworkDevices #BeginnerIT #cybersecuritycareers