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Designing For Evil

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Designing For Evil

Have you ever used Craigslist? It’s an almost entirely free, mostly anonymous classified advertising service which evolved from an early internet phenomenon into a service so powerful it is often accused of single-handedly destroying the newspaper business. Unfortunately, these same characteristics also make Craigslist a particularly juicy target for

By Jeff Atwood ·
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CAPTCHA Effectiveness

If you’ve used the internet at all in the last few years, I’m sure you’ve seen your share of CAPTCHAs: Of course, nobody wants to use CAPTCHAs. They’re a necessary evil, just like the locks on the doors to your home and your car. CAPTCHAs are

By Jeff Atwood ·
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Comment Spam

I like the way anyone can leave a comment regarding my posts – the only good discussion is a two-way discussion – but the comment spam is getting way out of hand (viagra, gambling, penis enlargement, ad nauseam). Thank goodness, then, for MT-blacklist, a simple anti-spam plugin for Movable Type. As promised,

By Jeff Atwood ·
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