Author Archives: Chad Parry

Crypto Foundations

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I presented this material at the Tech Day in September, 2012. It’s fascinating to me how complicated and interesting computer security became over the course of the last century.

  • Crypto Foundations (LibreOffice slideshow with presenter’s notes, also available in PDF)
  • RSA demo (accompanying Python code sample, must be renamed with a “.py” extension)

Rich at Heart

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Red brick exterior: the resident has puritan morals. Drawn blackout shades: he’s also a privacy activist.

Dual chimneys: owned by a storyteller. Neoclassical symmetry: an atheist.

Matt scanned the road, accidentally reading each neighbor’s thoughts as the car rolled by. Their opinions were embodied in the designs of their homes, proving to Matt that there was nothing so permanent as a stubborn idea. Continue reading

Two Schools

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Matthew 13:13 warns:

Therefore speak I to them in parables: because they seeing see not; and hearing they hear not, neither do they understand.

Many of Jesus’ teachings were meant not to be understood. His parables were famous for disguising more than they revealed. I believe that hidden meanings are a pattern that is required of all Gospel teachings. Continue reading