Tag Archives: Cryptography

Letter Groups

In which I use a bash script to produce letter groups.

This post is the latest in a series of 47 posts which begins with The Caesar Shift.

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Posted in Cryptography, Scripting | Also tagged , , | Leave a comment

Chip and Pin is Broken

In which I refer to Chip and Pin credit cards being broken
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Posted in Cryptography, Geeky | Also tagged , , | Leave a comment

Command Line Cryptography

In which I use unix commands to create simple cryptographic puzzles

This post is part of a series of 47 posts which begins with The Caesar Shift, the latest post in the series is Letter Groups.

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Posted in Classical Cryptography, Computing | Also tagged , , , , | Leave a comment

Quantum Cryptography (a background)

In this article I hope to illustrate some of the ideas behind the strange topic of Quantum Cryptography, though I won’t be discussing cryptography itself, that comes later – just the necessary physics. First we must consider the nature of light (this can be generalised to any particle once we get all quantum mechanical, but let’s [...]

This post is part of a series of 47 posts which begins with The Caesar Shift, the latest post in the series is Letter Groups.

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Posted in Cryptography, Geeky, Modern Cryptography, Physics, Science | Also tagged , , , | 2 Comments

Mythbusters Gagged

Adam Savage, of the excellent ‘Mythbusters’ programme(*) reports that they were going to do a segment on RFID chips only to have the lawyers descend from Visa, American Express etc. Texas Instruments comes on along with chief legal counsel for American Express, Visa, Discover, and everybody else… They were way, way outgunned and they absolutely made [...]
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Posted in Cryptography | Also tagged , , , , , , , | 1 Comment
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