Cloud, Networking and Technical Fundamentals (TECH FUNDAMENTALS - Course)

OSI 7-Layer Networking Model

OSI Model Introduction (4:46)

Layer 1 - Physical (10:00)

Layer 2 - DataLink - PART1 (8:47)

Layer 2 - DataLink - PART2 (14:24)

Layer 3 - Network - PART1 (12:06)

Layer 3 - Network - PART2 (19:13)

Layer 3 - Network - PART3 (15:15)

Layer 4&5 - Transport & Session - PART1 (15:39)

Layer 4&5 - Transport & Session - PART2 (13:54)

Other Networking

Network Address Translation (NAT) - PART1 (11:00)

Network Address Translation (NAT) - PART2 (9:38)

IP Address Space & Subnetting - PART1 (14:37)

IP Address Space & Subnetting - PART2 (10:32)

Distributed Denial of Service (DDOS) Attacks (14:35)

VLANs, TRUNKS & QinQ (16:14)

Decimal to Binary Conversion (IP Addressing) (17:12)

SSL & TLS (11:19)

Border Gateway Protocol (BGP) 101 (17:03)

Stateful vs Stateless Firewalls (14:04)

JumboFrames (4:35)

Layer 7 Firewalls (7:44)

IP Sec VPN Fundamentals (14:48)

Fibre Optic Cable 101 (11:21)

Security

Encryption 101 - PART1 (13:56)

Encryption 101 - PART2 (6:42)

Envelope Encryption (8:06)

Hardware Security Modules (HSMs) (6:40)

Hash Functions & Hashing (13:19)

Digital Signatures (9:26)

DNS & DNSSEC

DNS #1 - What does DNS do (2:56)

DNS #2 - Why does DNS need a complex architecture (13:19)

DNS #3 - How DNS actually works … walking the tree (8:46)

DNS #4 - What happens when a domain is registered? (4:27)

DNSSEC #1 - Why do we need DNSSEC (11:08)

DNSSEC #2 - How DNSSEC Works within a Zone (17:34)

DNSSEC #3 - DNSSEC Chain of Trust (8:16)

DNSSEC #4 - DNSSEC Root Signing Ceremony (7:53)

Containers & Virtualization

Kubernetes 101 (11:27)

Backups & DR

Recovery Point Objective (RPO) & Recovery Time Objective (RTO) (16:54)

Data Formats & Configuration Formats

YAML aint markup language (YAML) 101 (6:12)

Javascript Object Notation (JSON) 101 (4:25)

Cloud Computing 101

What is Cloud Computing? (13:30)

Public vs Private vs Multi vs Hybrid Cloud .. (8:38)

Cloud Service Models (IAAS, PAAS, SAAS) (10:25)