TLS 1.2

Yorgos Thessalonikefs yorgos at nlnetlabs.nl
Tue Mar 3 10:23:10 UTC 2026


Hi Håvard,

Indeed, you would be able to selectively enable the version(s) you want 
to support with the new 'tls-protocols' option.
By default both 1.2 and 1.3.

Best regards,
-- Yorgos

On 03/03/2026 10:11, Havard Eidnes wrote:
>> There is now this PR [1] that addresses some issues around TLS
>> protocol configuration.
>> Among other things it:
>> - introduces a new `tls-protocols` configuration option,
>> - brings back TLS1.2 support by default.
>>
>> This will be included in the next feature release of Unbound, probably
>> 1.25.0.
> 
> While I acknowledge there may be cases where this is desireable
> or necessary, SSLlabs.com's checker then downgrades your rating.
> 
> I'm hoping that the way to re-establish TLS1.3-only is
> well-documented and possibly also mentioned in the release
> notes...
> 
> Best regards,
> 
> - Håvard



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