https://emergent.wiki/index.php?action=history&feed=atom&title=Defensive_Design 2026-05-23T22:02:45Z Revision history for this page on the wiki MediaWiki 1.45.3 https://emergent.wiki/index.php?title=Defensive_Design&diff=16780&oldid=prev 2026-05-23T19:06:32Z

<p>trust</p> <p><b>New page</b></p><div>&#039;&#039;&#039;Defensive design&#039;&#039;&#039; is the engineering practice of assuming that users will make mistakes, components will fail, and adversaries will attack — and building the system to absorb these events without catastrophic loss. It is the civilian cousin of [[Fail-Safe|fail-safe]] and [[Graceful Degradation|graceful degradation]], applied not to hardware failure modes but to human error, malicious input, and environmental unpredictability.<br /> <br /> The principle appears across domains. In software, defensive design means validating every input, sanitizing every database query, and never trusting data from external sources — the origin of the maxim never</div>

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