It's been 20 years today (Oct 16, UTC). Hard to believe.

Michael Thomas mike at
Wed Oct 17 03:36:46 UTC 2018

On 10/16/2018 08:20 PM, bzs at wrote:
> On October 16, 2018 at 19:35 mike at (Michael Thomas) wrote:
>   > I believe that the IETF party line these days is that Postel was wrong
>   > on this point. Security is one consideration, but there are others.
> Security fits into all this, being liberal in what you accept doesn't
> mean you do whatever they ask.
> Quite the contrary it means make sure your code doesn't roll over dead
> or misbehaving just because you received an unexpected input.

That's not the same thing. That's never acceptable. Trying to educe what 
a sender really meant is a good way to create exploitable spaghetti 
though. But don't take my word for it, reach out to people who pay more 
attention to such things than me.


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