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Crypto 201: Public Key Infrastructure (PKI) – Cryptography for smarties (Part 2 of 3)

PKI with Vonnie, background image credit J. Triepke via Flickr

Ahh, the Public Key Infrastructure.  It’s sounds monolithic doesn’t it? That’s because it is.  Don’t try to understand it by yourself. You need an expert.  You need Vonnie.  You need to read on playa.

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Crypto Hypno: Cryptography basics (Part 5 of 5)

Crypto Hypno

Ahh the refreshing scent of cryptography.  It’s like a fresh rose on valentines day. In my last post you learned about VPNs.  I showed you the nitty gritty itty details about the protocol and both phases (hopefully you didn’t phase out

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Crypto Hypno: Cryptography basics (Part 4 of 5)

Crypto Hypno

If you’ve been following this series from its infancy, you should already know the basics of encryption, symmetric/asymmetric encryption, and message hashing.  Today we’re going to tie everything together in tidy little bow.  You’ll learn about the two primary ways we

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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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How to destroy a router with DHCP Starvation

DHCP

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

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