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Hashing vs Encoding vs Encrypting vs Signing
Uncategorized

Hashing vs Encoding vs Encrypting vs Signing

February 17, 2026February 14, 2026

On the surface, everyone knows the difference between hashing, encoding, and encrypting. We all know the tradeoffs between them and…

O-1s, H-1Bs, and other ways US Immigration is Broken
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O-1s, H-1Bs, and other ways US Immigration is Broken

December 28, 2024November 26, 2025

With the big ongoing debate on immigration, it’s been amazing/horrifying watching people muddle everyone together into one bucket and then…

The Draw of Marvel Movies or Why DC Movies Suck
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The Draw of Marvel Movies or Why DC Movies Suck

March 28, 2019February 13, 2026

I’ve enjoyed comic books since I was a little kid. I grew up on Super Friends, and Spider-Man and His…

PHP and Twilio on Google App Engine
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PHP and Twilio on Google App Engine

August 5, 2013February 15, 2026

As of Google IO this year, Google App Engine officially supports PHP. While it’s still in beta, you can tweak…

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Sexism in the PHP Community

February 23, 2013February 15, 2026

This blog post heavily quotes my occasional collaborator Cal Evans. The quotes are used with permission. The link to the…

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Refactor vs Rebuild: New Years make New Beginnings

January 7, 2013February 15, 2026

We’re at that time of year where everyone wants to start something new. We have a flood of articles and…

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Interview Tip: Passion will Win the Day

December 5, 2011February 15, 2026

Although I attended the event below on behalf of my employer Twilio, this is not necessarily their position on this…

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Economic Principles: Part 2 – Killing Motivation

March 10, 2011February 15, 2026

In the last few weeks, I’ve had numerous discussions involving economic theory ranging from the complex to the mundane. After…

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Economic Principles: Part 1 – Mismatched Motivations

March 7, 2011February 15, 2026

In the last few weeks, I’ve had numerous discussions involving economic theory ranging from the complex to the mundane. After…

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Server Errors

October 12, 2010

My apologies if you've tried to use this site in the last couple weeks. Apparently Dreamhost's systems have been overloaded..…

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Who am I?

I'm Keith Casey and based in Central Indiana. I've been an engineer, software developer, evangelist, and entrepreneur. You can read about me here.

Popular Posts

  • So you want to build an App
  • Developers have Two Goals in Life
  • API Adoption: The Dangerous Delay
  • The Business Case for Developer Experience

Recent Posts

  • Hashing vs Encoding vs Encrypting vs Signing
  • Mistakes and Successes in Building ScottAdamsSaid
  • Developers are Solving The Wrong Problem
  • My Favorite Books from 2025
  • What 4chan is up to since Charlie Kirk was murdered

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