Explaining URLs is Surprisingly Hard


I listened to a moderately interesting Security Now episode from a couple weeks ago.  The topic was explaining security best practices to non-techno people.  Specifically, can you tell if a URL is safe to click on.  Turns out parsing URLs is a suprisingly hard problem that nerds completely take for granted.

Try explaining the following rules about clicking links to your grandma:

It’s so intuitive for techies to see the good and bad URLs but there’s just no simple set of rules for explaining it.  I guess you could forward them the RFC

Explaining URLs is Surprisingly Hard

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