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Barney Wolff barney at
Fri Mar 13 00:37:58 UTC 2015

I feel required to point out that Postel's Law was sage advice for its time,
but should now be amended with "but assume that all input is hostile."

On Thu, Mar 12, 2015 at 08:28:22PM -0400, Tim Durack wrote:
> Postel's Law
> Perhaps his most famous legacy is from RFC 760, which includes a Robustness
> Principle which is often labeled Postel's Law: "an implementation should be
> conservative in its sending behavior, and liberal in its receiving
> behavior" (reworded in RFC 1122 as "Be liberal in what you accept, and
> conservative in what you send").

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