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Crypto Hypno: Cryptography basics (Part 2 of 5)

Crypto Hypno

In the first part of our series on cryptography, you learned about the data plane, control plane and management planes.  The data plane is when all the bits board first class and fly to some exotic location in French Polynesia.

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Crypto Hypno: Cryptography basics (Part 1 of 5)

Crypto Hypno

Today we’re going to look into how we can make it safer to send traffic on networks.  By embracing encryption we can protect the data that devices use to communicate with each other.  So let me start by saying cryptography is an

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How to destroy a router with DHCP Starvation

DHCP

Today I’m going to show you something dangerous. Really dangerous.

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DHCP

DHCP

DHCP is like Costco and Walt Disney.  Almost everyone has heard of it!  We all know that DHCP is the magic that dishes out IP addresses to our computers.  And we know that DHCP just works.  But how does it

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Networking 400: Secret TCP three-way handshakes

TCP secret three-way handshakes

So we all know that IP addresses allow us to communicate across the network by telling us source and destination layer 3 addresses.  But that’s just one bitty part of network communication. If you’ve been following my blog you know IP addresses

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