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Updates from Practical Networking

Elliptic Curve Cryptography in less than 5 minutes

Diffie-Hellman Key Exchange and Forward Secrecy

RSA Key Exchange and Forward Secrecy - Cryptography Essentials

You can't do security without THIS

DSA Signatures

RSA Signatures

Signatures - What and why are they?

RSA & Asymmetric Encryption - Cryptography Essentials

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

HTTP vs HTML: Unveiling Network Protocols using Telnet

TLS 1.3 - Changes to Session Resumption - Practical TLS

TLS 1.3 - Changes to Session Renegotiation - Practical TLS

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

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

Hash Based Authentication - OSPF Authentication - Practical OSPF

Simple Password Authentication - OSPF Authentication - Practical OSPF

Passive Interface Default - Practical OSPF

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

Passive Interfaces - WHAT are they? WHY do you need them? HOW do you configure them?

OSPF Demo: Configuring NSSA and Totally NSSA areas // BONUS: Injecting Default Routes with OSPF

OSPF Demo: Configuring Stub and Totally Stubby areas // BONUS: Opaque LSAs

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

OSPF Type 4 LSAs and Type 5 LSAs // LSA Deep Dive // Practical OSPF

OSPF Type 3 LSAs // LSA Deep Dive // Practical OSPF

OSPF Type 1 LSAs and Type 2 LSAs // LSA Deep Dive // Practical OSPF

Reference Bandwidth - Finding the right reference bandwidth for your network - Practical OSPF

OSPF Costs - How OSPF Calculates it's Cost Metric - Practical OSPF

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

OpenSSL - Encrypting and Decrypting Private Key Files

Twice NAT - Network Address Translation

Policy NAT - Network Address Translation