Cert pinning

Richard Laager rlaager at wiktel.com
Thu Mar 28 23:14:16 UTC 2019


On 3/28/19 6:07 PM, Gary E. Miller via devel wrote:
> Yo Richard!
> 
> On Thu, 28 Mar 2019 17:55:36 -0500
> Richard Laager via devel <devel at ntpsec.org> wrote:
> 
>> On 3/28/19 5:47 PM, Gary E. Miller via devel wrote:
>>> Don't care.  I like that the cert is pinned.  
>>
>> There is a downside. Every time it changes, you have to take a leap of
>> faith when you re-pin it, rather than getting normal CA validation.
> 
> You miss the point, this is addition to normal CA validation, not
> an alternative to it.  Just like HPKP.

No, it's not. Pidgin only pops up that dialog if it can't validate the
certificate. So validation has failed, and you're taking a leap of faith
to accept the new certificate each time it changes.

-- 
Richard

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