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  • Blog Post: Cryptography is Hard

    I love stories like this - http://www.theregister.co.uk/2011/03/22/ba_jihadist_trial_sentencing/ Briefly stated a group of would be terrorists rejected all suggestions that they use professionally developed cryptography and went ahead and developed their own. They assumed that because the existing cryptography...
  • Blog Post: Hiding Files in Plain Sight

    Earlier in the week Vicki Davis posted a list of interesting sites on her blog that included one titled “ How to hide files in JPEG pictures .” It’s an interesting little scheme that basically involved hiding one file (a compressed ZIP or RAR file) at the end of a JPEG file. This is not encryption by...
  • Blog Post: Coding Up A Coded Message

    I love codes and ciphers. As a kid I loved to play with simple substitution ciphers. Since I like these sorts of applications anyway I was happy to see at post on the Visual Basic team blog called Sshhh… it’s a secret (Matt Gertz) I love the story of how Matt used a code as a seventh grader to sort of...
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