Practical Networking

A better definition of Asymmetric Cryptography

PRFs explained: Transforming Secrets into Infinite Keys - Pseudo Random Functions

MAC / HMAC - Message Authentication Code / Hash Bashed Message Authentication Codes

Symmetric Encryption - AES ChaCha20 3DES RC4 DES - Cryptography Essentials

Symmetric Cryptography is a category

Understanding Secret Keys: A Simple Explanation

Hashing and Hashing Algorithms - md5 sha1 sha256 sha2 sha3 - Cryptography Essentials

Cryptography Essentials - Series Intro

OSI Model Layer 5, 6, and 7 -- Session, Presentation, & Application Layers -- what they actually do

How do Routers work? What is a Routing Table? #ccna #comptia #networking #networkdevices #infosec

What is a Router? #networking #networkdevices #ccna #comptia #informationsecurity #networkingtips

HTTP vs HTML: Unveiling Network Protocols using Telnet

What is a Switch? #networking #networkdevices #ccna #comptia #informationsecurity #networkingtips

What is a Network Bridge? Bridge vs Hub -- #network #networking #networkdevices #ccna #comptia #it

What is a Hub? #networking #networkdevices #ccna #comptia #informationsecurity #networkingtips

What is a Repeater? #network #networking #networkdevices #ccna #comptia

What are Subnets? #networking #cybersecurity

What is a Network? #newtorking #cybersecurity #network

What are IP Addresses? #networking #cybersecurity

What are Clients and Servers? #shorts #networking #cybersecurity

What are Hosts? #shorts #networking #cybersecurity

TLS 1.3 Handshake - many CHANGES from prior versions!

TLS 1.3 Cipher Suites - Here is what CHANGES!

TLS 1.3 - What Changes? What stays the same?

Ask Me Anything - 150k Subscribers - THANK YOU

how do you find the number of subnets from a mask?

Can a portion of a packet be dropped?

Why send an ACK with no data? #tcp

control z on Cisco Routers

May 9, 2023

UDP doesn't suck! It's the BEST L4 protocol for THESE types of applications...

TCP - 12 simple ideas to explain the Transmission Control Protocol

TCP vs UDP - Explaining Facts and Debunking Myths - TCP Masterclass

Can I rebuild an OSPF topology using ONLY the LSDB?

Keychains / Key Rotation / hmac-sha keys - OSPF Authentication - Practical OSPF

TLS Handshake - EVERYTHING that happens when you visit an HTTPS website

OSPF Area Types - Stub, NSSA, Totally Stub, Totally NSSA - Practical OSPF

OSPF Network Types - FINALLY, an explanation that makes sense - Practical OSPF

OSPF LSA - the BEST explanation of the Types of OSPF LSAs

Designated Router // Backup Designated Router // DR BDR Election // Practical OSPF // Lesson 6

HSTS - HTTP Strict Transport Security - Protect against SSL Stripping attack - Practical TLS

What are Cipher Suites? - Practical TLS

OSPF Configuration & Show Commands - Practical OSPF

OSPF Neighbor Adjacency States: DOWN ATTEMPT INIT 2-WAY EXSTART EXCHANGE LOADING FULL

OSPF Hello Packets :: Area Types (Stub/NSSA) :: BDR/DR :: Practical OSPF

OSPF Areas and OSPF Types of Routers - Practical OSPF - Lesson 2

OSPF Framework & OSPF Packets: LSDB, LSA, Hello, DBD, LSR, LSU, LSAck

Practical OSPF - Series Introduction

EGP / IGP :: Distance Vector / Link State :: Dynamic Routing Protocols :: OSPF EIGRP BGP RIP IS-IS

Looking inside an SSL Certificate with OpenSSL